Military abbreviations used in service files

The abbreviations appear in alphabetical order below.

Military abbreviations used in service files starting with #

(A)
Air
11thIFofC
11th Regiment (Irish Fusiliers of Canada)
15thALI
15th Regiment (Argyll Light Infantry)
21AG
21st Army Group
29thHLI
29th Regiment (Highland Light Infantry of Canada)
2ndCOR
2nd Battalion (Central Ontario Regiment)
60thVRC
60th Battalion (Victoria Rifles of Canada)

Military abbreviations used in service files starting with A

A&Dbooks
Admission & Discharge Books
A&FF
Acceptance & Ferry Flight (129-Trenton)
A&Q
Administrative Branches of the Staff
A&Q
Administrative Branches to the Staff
A&SHigh
Argyll & Sutherland Highlanders of Canada (Princess Louise's)
A&T
Administration and Training
A&T Staff
Administrative and Training Staff
A/
Assistant
A/
Acting (Rank) - higher rank held on a temporary basis - also known as a brevet rank for officers
A/A
Anti-aircraft
A/A
Army Act
A/Bandsmn
Assisting Bandsman
A/Blkmth
Acting Blacksmith
A/C
Aircraft
A/C
Air Commodore
A/C
Anti-Aircraft
A/C
Air Crew
A/C/M
Air Chief Marshall
A/Capt
Acting Captain
A/CNAS(E)
Assistant Chief of Naval Administration and Supply (Equipment)
A/DMin
Assistant Deputy Minister
A/DNS
Assistant Director of Naval Stores
A/E
Aeronautical Engineering in the Fleet Air Arm
A/EA
Acting Electrical Artificer
A/ERA
Acting Engine Room Artificer
A/G
Anti-Gas
A/Joiner
Acting Joiner
A/M
Air Marshall
A/NCSO
Acting Naval Control Service Officer
A/OA
Acting Ordnance Artificer
A/p
All Purpose
A/Plbr
Acting Plumber
A/Pntr
Acting Painter
A/RA
Acting Radio Artificer
A/S
Anti-Submarine
A/SA
Anti-Submarine Artificer
A/SD
Anti-Submarine Detector
A/Sec
Assistant Secretary
A/Shpt
Acting Shipwright
A/SO(CO)
Acting Staff Officer (Combined Operations)
A/SSFO
Anti-Submarine Ship Fitting Officer
A/STTV
Anti-Submarine Target Towing Vessels
A/SYacht
Anti-Submarine Yacht
A/T
Anti-Tank
A/T
Anti-Torpedo
A/V/M
Air Vice-Marshall
AA
Anti-Aircraft Rate
AA
Assistant Adjutant
AA
Active Army
AA
Anti-Aircraft
AA
Army Act
AA&CD
Anti-Aircraft Coast Defence
AA&QMG
Assistant Adjutant and Quartermaster-General
AA(MG)BRCA
Anti-Aircraft (Machine Gun) Battery, Royal Canadian Artillery
AA(MG)BRCAST
Anti-Aircraft (Machine Gun) Battery, Royal Canadian Artillery Searchlight Troop
AA(MG)TRCA
Anti-Aircraft (Machine Gun) Troop, Royal Canadian Artillery
AA/SA
Acting Anti-Submarine Artificer
AAA
Appointed Assistant Adjutant
AAAFCRCA
Anti-Aircraft Artillery Formation Camp, Royal Canadian Artillery
AAARC
Artillery Anti-Aircraft Reinforcement Camp
AAB"Z"F
Anti-Aircraft Battery "Z" Force (Iceland)
AABS/LTRCA
Anti-Aircraft Battery Searchlight Troop, Royal Canadian Artillery
AABSRCCS
Anti-Aircraft Brigade Signals, Royal Canadian Corps of Signals
AABW/SRCOC
Anti-Aircraft Brigade Workshop, Royal Canadian Ordnance Corps
AAG
Assistant Adjutant-General
AAGORRCA
Anti-Aircraft Gun Operations Room, Royal Canadian Artillery
AAI
Allied Armies in Italy
AANS
Army Auxiliary Nursing Service
AARRCA
Anti-Aircraft Regiment, Royal Canadian Artillery
AAS
Air Armament School
AAS/LCoy
Anti-Aircraft Searchlight Company
AAUS&FWTC
Anti-Aircraft Unit Staging & Fortress Weapon Training Camp
AB
Able Seaman
ABCD
Atomic, Biological, Chemical & Defensive Warfare Course
ABOCRCOC
Armoured Brigade Ordnance Company, Royal Canadian Ordnance Corps
ABPO
Army Base Post Office, Canadian Postal Corps
ABPostal
Able Seaman (Postal)
ABranch
Adjutant General's Branch
Abs
Absent, Absence
ABW/SRCOC
Advanced Base Workshop (Royal Canadian Ordnance Corps)
AC
Aircraft Controlman
AC
Armourer's Crew
AC
Armoured Car
AC
Ambulance Corps
AC
Army Corps
AC
Aircraft Carrier
AC&R
Appointments, Commissions and Rewards
AC&WSqn
Aircraft Control & Warning Squadron
AC1
Aircraftman 1st Class
AC2
Aircraftman 2nd Class
ACBO
Acting Bombardier
ACC
Anglican Church of Canada
ACC(I)
Atlantic Convoy Conference Minutes
AccKd
Accidentally Killed
accn
Accommodation
ACCPT
Acting Captain
ACGS
Assistant Chief of the General Staff
ACHQ
Air Command Headquarters
ACHRCAMC
Alton Convalescent Hospital, Royal Canadian Army Medical Corps
ACHU
Armoured Corps Holding Unit
ACI
Army Council Instruction
ACIAF
Appraisal Course Interim Army Force
ACk
Assistant Cook
AckAck
Anti-Aircraft
AC-LT
Acting Lieutenant
ACMF
Allied Central Mediterranean Force
ACNI
Assistant Commander of Naval Information
ACNS
Assistant Chief of the Naval Staff
ACO
Air Cadet Officer
ACOp
Aircraft Control Operator
AC-OSAILS
Army Co-operative Squad Air Intelligence Liaison Section
ACO-WPA
Area Commandant Order - Work Point Area
ACPLofH
Acting Corporal of Horse
AC-QM
Acting Quarter Master
ACR
Armoured Car Regiment
ACR(RCD)
Armoured Car Regiment, Royal Canadian Dragoons
ACR(RCD)AP
Armoured Car Regiment, Royal Canadian Dragoons Advanced Party
ACS
Air Cadet Squadron
ACS
Distinguishing Letters on Files of Joint Service Committee, Atlantic Coast
ACS
Atlantic Command Signals
ACSAILSCASF
Atlantic Command Squadron Army Intelligence Liaison Section, Canadian Active Service Force
AC-SE
Acting Sergeant
ACSIC
Atlantic Command Security Intelligence Section
ACSILS
Atlantic Command Squadron Intelligence Liaison Section
ACSqn
Army Co-operation Squadron (Royal Canadian Air Force)
ACSU
Acting Surgeon
Act
Acting (Rank)
ACT
Annual Camp Training
ACU
Aircrew Conditioning Units
ACV
Aircraft Carrier Vessels
ACYCCorps
Army Cyclist Corps
AD
Administration & Discipline (Director of Organization)
AD
Arvida Defences
AD
Air Radio Mechanic (Air Radar)
AD&M
Advanced Driving and Maintenance
AD&MS
Advanced Driving and Maintenance School
AD&MTCRCAR
Advanced Driving and Maintenance Training Centre, Royal Canadian Artillery Reinforcements
AD(Svy)
Assistant Director of Surveys
ADAG
Assistant Deputy Adjutant-General
ADB(RdeC)CICEC
Airfield Defence Battalion (Regiment de Chateauguay) Canadian Infantry Corps, East Coast
ADC
Aide-de-Camp
ADC
Aerodrome Defence Company
ADCP(N)
Assistant Director Civilian Personnel (Navy)
ADDS
Assistant Director of Dental Services
ADED
Assistant Director of Engineer Development
ADES
Assistant Director of Educational Services
ADES
Assistant Director of Engineer Services
ADHOC(G)
Ad Hoc Greek Battalion
ADIO
Assistant Director of Internment Operations
Adj
Adjutant - administrative assistant to a commanding officer
Adjt
Adjutant - administrative assistant to a commanding officer
Adm
Administration
Adm
Admitted - soldiers entering hospital for medical treatment
ADM
Assistant Deputy Minister
ADM(N)
Assistant Deputy Minister (Naval)
AdmClk
Administrative Clerk
Adm'd
Admitted
ADMGO
Assistant Deputy Master General of Ordnance
Admin
Administration
ADMN
Assistant Deputy Minister (Naval)
ADMS
Assistant Director of Medical Services
ADNO
Assistant Director Naval Ordnance
ADNP
Assistant Director of Naval Personnel
ADOS
Assistant Director of Ordnance Services
ADP
Aerodrome Defence Platoon
ADQMG
Assistant Deputy Quartermaster General
ADQMG(AE)
Assistant Deputy Quartermaster General (Army Equipment)
ADRCAPC
Aldershot Detachments, Royal Canadian Army Pay Corps
ADRCASC
Area Detachment, Royal Canadian Army Service Corps
ADS
Advanced Dressing Station
ADS
Army Dressing Station
ADSRCS
Armoured Divisional Signals, Royal Canadian Corps of Signals
ADTC(CAD)RCASC
Armoured Division Troops Company (Canadian Armoured Division), Royal Canadian Army Service Corps
ADTCSRCASC
(Armoured) Division Troop Carrying Section, Royal Canadian Army Service Corps
ADTD
Assistant Director Technical Division
ADTech
Air Defence Technician
ADUC
Advanced Driving Universal Carriers
Adv
Advance(d)
ADVS
Assistant Director of Veterinary Services
Advtrg
Advanced Training
ADW/SPACRCASC
Advanced Detachment Workshop Pl Art Company, Royal Canadian Army Service Corps
AE
Algerine Escorts
AEC
Army Enlistment Centre
AED
Ammunition Empties Detachment
AEF
Allied Expeditionary Force
AEF
American Expeditionary Force
AEinC
Assistant Engineer in Chief (Naval)
AEM
Air Engine Mechanic
AERE
Aerospace Engineer
AETech
Aero Engine Technician
AF
Air Fitter
AF
Active Force
AFBRCCS
Army Field Brigade, Royal Canadian Corps of Signals
AFC
Armed Forces Council
AFC
Air Force Cross
AFHQ
Allied Forces Headquarters
AFHQ
Air Force Headquarters
AFM
Air Frame Mechanic
AFM
Air Force Medal
AFO
Admiralty Fleet Orders
AFPac
Allied Forces Pacific
AFRS
Armed Forces Radio Service
AFRS
Army Field Regiment Signal
AFRSRCASC
Army Field Regiment Section, Royal Canadian Army Service Corps
AFS
Advanced Flying School
AFSC
Armed Forces Staff College
AFSCRCASC
Armed Forces Sleeper Company, Royal Canadian Army Service Corps
AFSS
Army Field Security Section
AFTech
Airframe Technician
AFU
Air Fighting Unit
AFU
Advance Flying Unit
AFV
Armoured Fighting Vehicle
AFVW/SSRCOC
Armoured Fighting Vehicle Workshop Section, Royal Canadian Ordnance Corps
AFW/SRCOC
Army Field Workshop, Royal Canadian Ordnance Corps
AG
Adjutant General
AG
Air Gunner
AG1,2or3
Adjutant General Staff Officer 1, 2 or 3
AGB
Adjutant General's Base
AGCB
Awarded Good Conduct Badge
AGGTS
Air Gunners Ground Training School
AGHU
"A" Group Holding Unit
AGRA
Army Group Royal Artillery
AGRCA
Army Group Royal Canadian Artillery
AGRCAS
Army Group Royal Canadian Artillery Signals
AGRE
Army Group, Royal Engineers
AGRU
"A" Group Reinforcement Unit
AGTS
Aircrew Graduate Training Schools
AGYMST
Army Gymnastic Staff
AH
Aircraft Handler
AH
Admiralty Fleet Order
AHC
Army Hospital Corps
AHQ
Army Headquarters
AHQCAPO
Area Headquarters Canadian Army Post Office
AHU
Artillery Holding Unit
AHU
Administrative and Holding Unit(s)
AI
Assistant Instructor
AI
Acting Interpreter
AIB
"A" Infantry Battalion
AICVGofC
Angler Internment Camp Veterans Guard of Canada
AID
Aeronautical Inspection District
AIEMSupt
Aircraft Instrument and Electrical Maintenance Superintendent
AIF
Australian Imperial Force
AIG
Address Indicating Group
AILS(A)D
Army Intelligence Liaison Section (Armoured) Division
AILSection
Army Intelligence Liaison Section
AILSection
Air Intelligence Liaison Section
AIR
Assistant Instructor's Regiment
AirB
Air Bomber
AirBosn
Air Boatswain
AirlineCoy
Airline Company, Royal Engineers
AirTCon
Air Traffic Controller
AIS
Aeronautical Inspectors School
AITC(R)
Advanced Infantry Training Centre (Reserve)
AKA
Also Known As
AL
Air Mechanic (Electrics)
AL/CPL
Acting Lance Corporal
ALC
Assault Landing Craft
Alg
Algerine Escorts
AlgR
Algonquin Regiment
ALI
(15th Regiment) Argyll Light Infantry
Allce
Allowance
ALO
Australian Liaison Officer (Air)
ALOC
Advanced Logistics Officers Course
ALQR
Algonquin Regiment
Alta
Alberta
AM
Air Mechanic (1st, 2nd or 3rd Class)
AM
Albert Medal
AM
Naval Airman
AM(No)
Admiralty Publication
AMAE
Air Member for Aeronautical Engineering
AMAP
Air Member Air Plan
AMAS
Air Member for Air Staff
Amb
Ambulance
AMB
Armoured Motor Battery
AMC
Armed Merchant Cruiser
AMC
Alberni Military Camp
AMC
Arnprior Military Camp
AMC
Army Medical Centre
AMC
Australian Medical Corps
AMC
Armed Merchant Cruiser
AMCU
Anti-Malarial Control Unit
Am'd
Amended
AMD
Auxiliary Manning Depot
AME
Armament Maintenance Establishment
AMERCA
Armament Maintenance Establishment, Royal Canadian Artillery
AMHRCAMC
Alberni Military Hospital, Royal Canadian Army Medical Corps
AMHRCAMC
Aldershot Military Hospital, Royal Canadian Army Medical Corps
AMHRCAMC
Angler Military Hospital, Royal Canadian Army Medical Corps
AMHRCAMC
Arvida Military Hospital, Royal Canadian Army Medical Corps
AmmnCol
Ammunition Column
Amn
Ammunition
AmoTech
Ammunition Technician
AMP
Air Member for Personnel
AMPTE
Ambulance Private
AMS
Army Medical Staff
AMS
Air Member for Supply
AMS
Assistant Military Secretary
AMSC
Advanced Military Studies course
AMSupt
Aircraft Maintenance Superintendent
AMT
Air Member for Training
AMTRS
Area Mechanical Transport Repair Shops
AMU
Air Movements Unit
AN
Air Mechanic (Engines)
ANAV
Air Navigator
AND
Admiralty Net Defence
ANS
Air Navigation School
ANSec
Assistant Naval Secretary
Anti-tk
Anti-tank
ANZAC
Australia and New Zealand Army Corps
AO
After Order
AO
Air Mechanic (Ordnance)
AO
Accountant Officer
AO
Army Order
AOC
Air Officer Commanding
AOC
Army Ordnance Corps
AOC-in-C
Air Officer Commanding in Chief
AODRCOC
Advanced Ordnance Depot, Royal Canadian Ordnance Corps
AOP
Air Observation Post
AOPSRCA
Air Observation Post Squadron, Royal Canadian Artillery
AOPSRCAF
Air Observation Post Squadron, Royal Canadian Air Force
AOS
Air Observer School
AOW/SRCOC
Army Ordnance Workshop, Royal Canadian Ordnance Corps
AP
Administration & Personnel Section (Organization)
AP
Apothecary
AP
Air Police
AP
Aid Post
AP&Rs
Appointments, Promotions and Retirement List
APA-TR
(Advanced Party) Anti-Tank Regiment
APC
Army Pay Corps
APCAS
Administration Personnel Canadian Army Shows
APCASEU(AS)
Administration Personnel Canadian Auxiliary Services Entertainment Unit (Army Shows)
APCBOW/SRCOC
Advanced Party Canadian Base Ordnance Workshop, Royal Canadian Ordnance Corps
APCFC
Advance Party Canadian Forestry Corps
APCHRCAMC
Alderbrooke Park Convalescent Hospital, Royal Canadian Army Medical Corps
APCinC
Air Officer Commanding-in-Chief
APD
Army Provost Depot
APD
Army Pay Department
APDOFPRCOC
Advance Party Divisional Ordnance Field Park, Royal Canadian Ordnance Corps
APE
Address Prior to Enlistment
APFARCAMC
Advance Party Field Ambulance, Royal Canadian Army Medical Corps
APHQADADHQ
Advanced Party Headquarters Armoured Division Advance Divisional Headquarters
APIS
Air Photo Interpretation Section
APIS
Army Photographic Interpretation Section
APISCintC
Army Photographic Interpretation Section, Canadian Intelligence Corps
APLU
Army Pay Ledger Unit
APM
Assistant Provost Marshal
APOC
Army Post Office Corps
Appces
Appendices
Apptmts
Appointments
APPU
(Canadian) Army Photo Processing Unit, Canadian Intelligence Corps
APPUCPC
Advance Party Postal Unit Canadian Postal Corps
Appx
Appendix
APS
Army Postal Service
APS(N)
Assistant Private Secretary To the Minister (Navy)
APTo"Z" F
Attached Personnel to "Z" Force (Iceland)
AQMG
Assistant Quartermaster-General
AR
Algonquin Regiment
AR
Air Radio
AR
Air Rigger
AR(1H)CACAP
Armoured Regiment, (1st Hussars) Canadian Armoured Corps Advance Party
AR(BCD)
Armoured Regiment, British Columbia Dragoons
AR(FGH)
Armoured Regiment, (Fort Garry Horse)
AR(GGFG)AD
Armoured Regiment, (Governor General's Horse Guards) Armoured Division
AR(GGHG)CA
Armoured Regiment, (Governor General's Horse Guards) Canadian Army
AR(H)
Armoured Regiment, (Hussars)
AR(LSH)(RC)AF
Armoured Regiment, (Lord Strathcona's Horse) (Royal Canadians) Active Force
AR(LSH)AP
Armoured Regiment, (Lord Strathcona's Horse) Advance Party
ARC
Army Reception Centre
ARC
Appraisal and Refresher Course
ARCM
Associate, Royal College of Music
ARCR
Armourer's Crew
ARD
Alberta Regimental Depot - facility in England used to assemble men and to store and administer equipment and materials
AreaEngr
Area Engineer
ARH
Army Rail Head
ARITCIC
Army Refugee Interrogation Team, Canadian Intelligence Corps
ARL
Admiralty Research Laboratory
Arm(BorG)
Armourer (Bombs or Guns)
Armd
Armoured
Armr
Armourer
ARmtSPC
Armament Systems Performance Checker
ARO
Admiralty Record Office
ARO
Administrative Routine Orders
ARP
Air Raid Precautions
ARRC
Associate of the Royal Red Cross
Art
Article
Art
Artillery
ARTech
Aircraft Refinishing Technician
ArtEngr
Artificer Engineer
Arty
Artillery
Arty Svy
Artillery Surveyor
Arty Tech
Artillery Technician
ArtyLoc
Artillery Locator
Artymn
Artilleryman
ARU
Artillery Reinforcement Unit
AS
Air Radio Mechanic (Air Wireless)
AS
Air Secretary
AS and ACSU
Assistant and Acting Surgeon
AS&DB
Army Salvage & Disposal Board
ASADJand2L
Assistant Adjutant and Second Lieutenant
ASC
Advanced Surgical Centre
ASC
Army Service Corps
ASC
Aerospace System Engineering Projects Officer
ASCA
Auxiliary Services Canadian Army
ASCL
Assistant Clerk
ASCO
Assistant Commodore
ASCRCE
Area Signal Company, Royal Canadian Engineers
ASD
Army Schools Department
ASE
Army Survey Establishment
ASF
Active Service Force
ASGT
Acting Sergeant
ASIN
Assistant Engineer
ASJT
Acting Sergeant
ASL
Admiral Superintendent, Alexandria
ASLAD
Army Signals Light Aid Detachment
ASNU
Assistant Nurse
ASO
Assistant Supply Officer
ASO
Armament Supply Officer
ASO
Area Security Officer
ASO(I)
Assistant Staff Officer (Intelligence)
ASP
Air Stores Park (406) (Royal Canadian Air Force)
ASP
Admiralty Salvage Pontoon
ASPU
Assistant Purveyor
ASR
Submarine Rescue Vessel, Auxiliary (US)
ASS
Army Staff Section
ASSAMVLH
Assam Valley Light Horse
Ass't
Assistant
AsstNSec
Assistant Naval Secretary
AsstPayr
Assistant Paymaster
ASSU
Assistant Superintendent
ASSU
Air Support Signal Unit
ASTO
Assistant Transport Officer
ASU
Air Supply Unit
ASU
Assistant Surgeon
ASU
Aircraft Storage Units
ASV
Anti-Surface Vessel
ASvyCoy
Air Survey Company
ASW
Anti-Submarine Warfare
AT
Air Artificer (Airframes and Engines)
AT
Auxiliary Tanker
AT
Ocean-going Tug, Auxiliary (US)
AT
Aviation Technician
AT
Armoured Train
ATA
Air Transport Auxiliary (British)
ATB
Allied Torpedo Boats
ATB(OR)
Army Tank Battalion (Ontario Regiment)
ATBHSSRCOC
Army Tank Brigade, Heavy Support Squadron, Royal Canadian Ordnance Corps
ATBOFPRCOC
Army Tank Brigade, Ordnance Field Park, Royal Canadian Ordnance Corps
ATC
Advance Training Centre
ATC
Airport Traffic Control (US)
ATC
Air Traffic Control
ATCDE
Awarded the Canadian Efficiency Decoration
ATCoy
Army Troops Company
ATCR
Advanced Training Centre Reserve
ATCRCE
Army Troops Company, Royal Canadian Engineers
ATI
Access to Information Act
Atk
Anti-Tank
A-tk
Anti-tank
Atl
Atlantic
AtmstSTech
Armament Systems Technician
ATO
Air Treasury Office
ATO
Aircraft Torpedo Office
ATO
Ammunition Technical Officer
ATP
Annual Training Pay
ATps
Army Troops Company
ATps
Army Troops
ATps
Army Troops
ATR
Rescue Tug, Auxiliary (US)
ATR(1H)
Army Tank Regiment (1st Hussars)
ATRRCACASF
Anti-Tank Regiment, Royal Canadian Artillery, Canadian Active Service Force
ATS
Army Trades School
Att
Attached - to be made part of a specific unit on a temporary basis
ATTA
Full duties and return for treatment
Attach
Attached - to be made part of a specific unit on a temporary basis
Attachd
Attached - to be made part of a specific unit on a temporary basis
ATTB
Advance Tactical Training Base
ATTB
Light Duties - Excused Physical Training Drill and Commanding Officer's Parades
ATTC
Excused all duties - Confined to barracks or home
ATTC-48
Excused all duties for 48 hours
Att'd
Attached - to be made part of a specific unit on a temporary basis
AttP
Attached Personnel
ATTU
Air Target Towing Unit
ATX
Admiralty Trunk Exchange
AU
Amplifier Unit
AUCWAC
Administrative Unit Canadian Women's Army Corps
AudGeneral
Auditor General (National Defence Staff)
AUS
Army of the United States
Auth
Authorized - designation of the individual or organization permitting the action noted
Auth
Authority - designation of the individual or organization permitting the action noted
Auto
Automobile
Aux
Auxiliary
Aux
Division of Auxiliary Services
Aux Serv
Canadian Auxiliary Services
Aux(A)
Senior Auxiliary Services Officer (Air)
Aux(N)
Senior Auxiliary Services Officer (Naval)
AuxA/AS
Auxiliary Anti-Aircraft Ships
AuxMS
Auxiliary Minesweepers
AuxServ
Canadian Auxiliary Services
AVC
Army Veterinary Corps
AVD
Seaplane Tender, Destroyer, Auxiliary (US)
AVGO
Auxiliary Vessels Gunnery Officer
AVGP
Armoured Vehicle General Purpose (Grizzly, Cougar and Bison)
AVM
Air Vice-Marshal
AvnTech
Aviation Technician
AVP
Seaplane Tender (small) Auxiliary (US)
AVR
Aircraft Rescue Vessel (US)
AVRE
Armoured Vehicle, Royal Engineers
AVS
Army Veterinary Service
AvsTech
Avionics Technician
AW
Administrative Writer
AW1
Aircraftwoman 1st Class
AW2
Aircraftwoman 2nd Class
AWC
Air War College
AWC
Air Weapons Control
AWCoy
Artizan Works Company
Awd'd
Awarded
AWF
Army War College Fellowship (U.S.)
AWL
Absent With Leave
AWOL
Absent Without Leave - away from a unit without permission; an offence under military law
AWS
Army War College Fellowship (U.S.)
AWSqn
All-weather Squadron
AyrYeo
Ayrshire Yeomanry

Military abbreviations used in service files starting with B

B & GFU
Bombing and Gunnery Flying Unit
B & GS
Bombing and Gunnery School
B of the MG of the ONDHQ
Branch of the Master General of the Ordnance, National Defence Headquarters
B Report
Burial Report
BA
Bandsman
BA
Bermuda Area
BAC
British Air Commission
BAC
Brigade Ammunition Column
BAD
British Admiralty Delegation
BADR(PC)
British Admiralty Delegation Representative, Pacific Coast
BAFO
British Air Force Overseas
BAKS
Barracks (US)
BAM
Large Minesweeper
BAMR
British Admiralty Maintenance Representative
BAMS
Broadcasts to Allied Merchant Ships
Bandsmn
Bandsman
Bandsmn(Prob)
Bandsman (Probationer)
BAO
Base Accounting Officer
BARM
British Advisory Repair Mission
BARS
Salvage Vessel
BarTdr
Bar Tender
BAS(O)
British Army Staff (Officers)
BAS(OR)
British Army Staff (Other Ranks)
BASM
Battalion Sergeant Major
BASR
British Admiralty Supply and Repairs
BASR
British Admiralty Supply Representative
BAT
Beam Approach Training
BATM
British Admiralty Technical Mission
Batt
Battalion - unit of approximately 1,000 men commanded by a lieutenant-colonel
Batt
Battery
Batt'n
Battalion - unit of approximately 1,000 men commanded by a lieutenant-colonel
BATUS
British Army Training Unit, Suffield
BAV
Boom Attendant Vessels
BB
Battleship (US)
BB
Bugle Band
BB
Bailey Bridge
BBC
British Broadcasting Corporation (U.K.)
BC
British Columbia
BC
Battery Commander
BCA
Battery Commander Assistant
BCA
Biscay and Channel Area
BCD
British Columbia Dragoons
BCH
Barriefield Camp Hospital
Bcook
Boy Cook
BCPO
Base Civilian Personnel Officer
BCQ
Base Commander, Queensborough
BCR
British Columbia Regiment
BCRCASC
Bridge Company, Royal Canadian Army Service Corps
BCRD
British Columbia Regimental Depot - facility in England used to assemble men and to store and administer equipment and materials
BCRM
British-Canadian Recruiting Mission
BCSO
British Central Scientific Office
BD
Base Depot
BD
Blood Donor
BD
Bandsman
BDB
Branch Detention Barracks
BDC
Battle Drill Course
BDCASS
"Bandoliers" Detachment - Canadian Auxiliary Services Section
BDCRE
Bomb Disposal Company Royal Engineers
BDD
Boom Defence Depot
Bde
Bombardier
Bde
Brigade - unit of approximately 4,000 men commanded by a brigadier-general
BDE
Balloon Development Establishment
BDE
Convoy Escort Vessel
BdeGp
Brigade Group
Bdm
Bandsman
BDO
Boom Defence Officer
BDofMS
Base Depot of Medical Stores
Bdr
Bombardier (Cpl in the Artillery)
BDS
Bomb Disposal School
BDS
Battle Drill School
BD-SE
Band Sergeant
Bdsm
Bandsman
BDTC
Battle Drill Training Centre
BDV
Boom Defence Vessel
BDZ
Commander in Chief Netherlands Navy, London
BEC
Basic Electronics Course
BEC
British Escort Craft
BedfR
Bedfordshire Regiment
BedfYeo
Bedfordshire Yeomanry
BEF
British Expeditionary Force - army of more than 3,000,000 men established by the Government of Britain for service overseas
BEM
Basic Electronics Mechanic
BEM
British Empire Medal
BerksR
Berkshire Regiment
BerksYeo
Berkshire Yeomanry
BET
Basic Educational Test
BF
Bring Forward
BFA
Blank Firing Attachment
BFA
Battle First Aid
BFPO
British Forces Post Overseas
BFTS
British Flying Training Schools
BG
Base Gagetown (Theatres of Service)
BG
Brigadier-General
BG
Brigade Group
BG
Battle Group
BGC(C)RCASC
Brigade Group Company (Company) Royal Canadian Army Service Corps
BGGS
Brigadier General of General Staff
BGH
British General Hospital
Bglr
Bugler
BGRAM
Basegram
BGS
Brigadier, General Staff
BGS
Bombing and Gunnery Schools
BH&MDATKRRCA
Beachy Head & Michel Dean Anti-Tank Ranges Royal Canadian Artillery
bhp
Brake Horse Power
BHQ
Brigade Headquarters
BHQS
Barriefield Headquarters Staff
BHRRCA
Beachy Head Ranges, Royal Canadian Artillery
BHX
Bermuda Portion of Halifax (New York) to United Kingdom Convoy
BI
Bandsman Instrumentalist
BIB
"B" Infantry Battalion
BIC
Bowmanville Interment Camp
BioTech
Biosciences Technician
BItoCSGHQEAGP
(Brussels) Increment to Canadian Section General Headquarters Echelon Army Group
BJCB
British Joint Communications Board
BK
Battery Captain
BK
Blacksmith
BKR
Baker
Bks
Barracks
BL
Breech Loading
bldg(s)
Building(s)
Bldmth
Blacksmith
BLK
Blacksmith
BLOC
Basic Logistics Officers Course
BLP
Bombing Landplane (US)
BM
Band Master
BM
Brevet Major
BM
Brigade Major
BMA
Band Master
BMCA
British Maintenance Commander, Argentina
BMD
Bengal Medical Department
BMET
Bio-Medical Engineering Technician
BMH
Brandon Military Hospital
BMH
Brantford Military Hospital
BMH(PHI)
Brockville Military Hospital (PHI)
BMHRCAMC
Botwood Military Hospital, Royal Canadian Army Medical Corps
BMHRCAMC
Bowmanville Military Hospital, Royal Canadian Army Medical Corps
BMHRCAMC
Brampton Military Hospital, Royal Canadian Army Medical Corps
Bmn
Bandsman
BMQ
Basic Military Qualification
Bmr
Bandmaster
BMS
Brigade Medical Station
BMSM
British Merchant Shipping Mission
BMV
Boom Maintenance Vessels
BMWT
British Ministry of War Transport
BMWTR
British Ministry of War Transport Representative
Bn
Battalion
BN
Boatswain
BN & PSH RCAMC
Basingstoke Neurological & Plastic Surgery Hospital, Royal Canadian Army Medical Corps
BNA
British Naval Attache
Bndsmn
Bandsman
BNH
Basingstoke Neurological Hospital
BNLO
British Naval Liaison Officer
BNLO
British Naval Liaison Officer to French Naval Headquarters, London
BNLO(RHN)
British Naval Liaison Officer (Royal Hellenic Navy)
BO
Bombardier
BOC
Base Officer, Chasseurs
BOD
Base Ordnance Depot
BOH
British Official History
BOI
Boiler (US)
Bomb
Bombardier
BOR
Battalion Orderly Room
BordR
Border Regiment
BOS
Battalion Orderly Sergeant
Bosn
Boatswain
BOTC
Basic Officers Training Course
BOW
Base Ordnance Workshop
Boy1
Boy 1st Class
BoySig
Boy Signaller
BPA
Bureau of Pensions Advocates
BPC
Beach Protection Craft
BPC
Base Planning Committee
BPET
Battle Physical Efficiency Test
BPO
Base Post Office
BPOCPC
Base Post Office Canadian Postal Corps
BPSO
Base Personnel Selection Office
BPT
Battle Practice Target
BPT
Vosper Motor Torpedo Boat
BPV
Beach Protection Vessel
BQMS
Battery Quartermaster-Sergeant
Br
Bomber
BR
Brockville Rifles
BR
Bombing and Reconnaissance Squadron
BR
Book of Reference
br(s)
Bridge(s) or bridging
BRCA
Battery Royal Canadian Artillery
BRCE
Battalion Royal Canadian Artillery
BRCHA
Battery Royal Canadian Horse Artillery
BrColRgt
British Columbia Regiment
BRCS
British Red Cross Society
BRCS & OStJJ
British Red Cross Society and Order of St. John of Jerusalem
BRG
Bearing (US)
Brig
Brigadier
Brig-Gen
Brigadier-General
Brit
British
BRLO
British Routing Liaison Officer
BRO
British Routing Officer
Brock R
Brockville Rifles
BRP RCOC
Boot Rebuilding Plant, Royal Canadian Ordnance Corps
BRSqn
Bomber Reconnaissance Squadron, Royal Canadian Air Force
BS
Brigade School
BS
Battle Squadron
BS(M)RCASC
Bakery Section (Mechanical), Royal Canadian Army Service Corps
BSA
Barents Sea Area
BSASSRCS
Base Sub Area Signal Section, Royal Canadian Signals
BSC
Base Staging Camp
BSD
Base Supply Depot
BSD
Brandon Supply Depot
BSM
Battery Sergeant-Major
BSMA
Brigade Sergeant Major
BSO
(Commander in Chief) Netherlands Forces in the East
BSO
British Staff Officer
BSRCE
Boring Section, Royal Canadian Engineers
BSS
Base Supply Ship
BTC
Basic Training Centre
BTC(A)
Basic Training Centre (Active)
BTC(R)
Basic Training Centre (Reserve)
Btln
Battalion
Btswn
Boatswain
Btty
Battery - artillery unit commanded by a major and composed of four or six guns or mortars
Bty
Battery - artillery unit commanded by a major and composed of four or six guns or mortars
BU
Bugler
BUACPATSO
British Units Affecting Canadian Personnel Army Trades School Officers
BucksYeo
Buckinghamshire Yeomanry
BUDOCKS
Bureau of Yards and Docks (US)
BUMA
Bugle Major
BUMED
Bureau of Medicine and Surgery (US)
BUPERS
Bureau of Naval Personnel (US)
BUPTE
Bugler Private
BUSANDA
Bureau of Supplies and Accounts (US)
BUSE
Bugle Sergeant
BUSHIPS
Bureau of Ships (US)
BUSRA
British US Routing Agreement
BUSRS
British-United States Routing Agreement
BUSUP
Bureau of Supplies and Accounts (US)
Butcher
Butcher
BW
Black Watch
BW(RHC)
Black Watch (Royal Highlanders of Canada)
BWI
British West Indies
BWRCEME
Base Workshop Royal Canadian Electrical and Mechanical Engineers
BX
Boston-Halifax Convoy
BYHC
Buckinghamshire Cavalry Hussars
BYMS
British "Y" Class Minesweeper
BZ
Bristol Division, Royal Naval Volunteer Reserve
BZA
Brazilian Area

Military abbreviations used in service files starting with C

C
Canadian
C
Censor
C
Commissioned
C
Company
C
Cook
C&A
Corrections & Amendments
C&AAA
Coast & Anti-Aircraft Artillery
C&AAATC
Coast & Anti-Aircraft Artillery Training Centre
C&P
Counselling and Probation
C&TC
Commissariat and Transport Corps
C&YR
Carleton & York Regiment
C(A)D(I)HU
Canadian (Armoured) Division (Infantry) Holding Unit
C(A)TBOW/SRCOC
Canadian (Army) Tank Brigade Ordnance Workshop, Royal Canadian Ordnance Corps
C(O)on"Q"L
Canadian (Officers) on "Q" List
C(W/T)V
Calibration (Wireless Telegraphy) Vessel
C/Blkmth
Chief Blacksmith
C/BTC
Canadian Base Training Centre
C/EA
Chief Electrical Artificer
C/ERA
Chief Engine Room Artificer
C/ERA(M)
Chief Engine Room Artificer (Mechanic)
C/Joiner
Chief Joiner
C/Mech
Chief Mechanic
C/MM
Chief Motor Mechanic
C/O
Commanding Officer
C/Plbr
Chief Plumber
C/Pntr
Chief Painter
C/PO(Postal)
Chief Petty Officer (Postal)
C/POCdr
Chief Petty Officer Coder
C/POCk
Chief Petty Officer Cook
C/POPhoto
Chief Petty Officer Photographer
C/POPtlmn
Chief Petty Officer Patrolman
C/POStwd
Chief Petty Officer Steward
C/POTel
Chief Petty Officer Telegraphist
C/POWtr
Chief Petty Officer Writer
C/RA
Chief Radio Artificer
C/Shpt
Chief Shipwright
C/SPO
Chief Stoker Petty Officer
C/Sto
Chief Stoker
C/Sto(FF)
Chief Stoker (Fire Fighter)
C1
Chief Petty Officer 1st Class
C1Div
Clearance Diver
C2
Chief Petty Officer 2nd Class
CA
Canadian Army
CA
Control Armourer
CA
Heavy Cruiser (U.S.)
CA"Y"F
Canadian Army British West Indies Force
CA&AA
Coastal Artillery and Anti-Aircraft
CA(A)
Canadian Army (Active)
CA(A)TC
Canadian Army (Advanced) Training Centre
CA(AF)
Canadian Army (Active Force)
CA(B)TC
Canadian Army (Basic) Training Centre
CA(M)
Canadian Army (Militia)
CA(NRMA)
Canadian Army (National Resources Mobilization Act of 1940)
CA(PF)
Canadian Army (Permanent Force)
CA(R)
Canadian Army (Regular)
CA(Res)or(R)
Canadian Army (Reserve)
CA(RF)
Canadian Army (Reserve Force)
CA(RR)
Canadian Army (Regular Reserve)
CA(SF)
Canadian Army (Special Force)
CA/SA
Chief Anti-Submarine Artificer
CA/SEE
Captain, Anti-Submarine Experimental Establishment
CA/TKRPRCASC
Canadian Anti-Tank Regiment Platoon, Royal Canadian Army Service Corps
CA2PS
Canadian Army 2 Pounder School
CAAC
Crown Assets Allocation Committee
CAAF
Canadian Army Active Force
CAAORRCA
Canadian Anti-Aircraft Operations Room, Royal Canadian Artillery
CAAS
Canadian Army Administration School
CAB
Canadian Armoured Brigade
CAB
Canadian Army Band
CABC
Canadian Armoured Corps Band
CABCRCASC
Canadian Armoured Brigade Company, Royal Canadian Army Service Corps
CABOC
Canadian Armoured Brigade Ordnance Company
CABRR
Canadian Artillery Base Reinforcement Regiment
CABS
Canadian Armoured Brigade Signals
CABTCA&TS
Canadian Army Basic Training Centre Administrative and Training Staff
CABW/SRCEME
Canadian Advance Base Workshop, Royal Canadian Electrical and Mechanical Engineers
CABW/SRCEME
Canadian Armoured Brigade Workshop, Royal Canadian Electrical and Mechanical Engineers
CAC
Canadian Armoured Corps
CAC(A)TC(CA)
Canadian Armoured Corps (Advanced) Training Centre (Canadian Army)
CACBTC
Canadian Armoured Corps Basic Training Centre
CACCRCASC
Canadian Army Car Company, Royal Canadian Army Service Corps
CACF
Commander Captain-in-Command, Araken Coastal Forcer
CACHU
Canadian Armoured Corps Holding Unit
CACOFP
Canadian Armoured Corps Ordnance Field Park
CACPRCASC
Canadian Army Catering Pool, Royal Canadian Army Service Corps
CACRU
Canadian Armoured Corps Reinforcement Unit
CACSCAC
Canadian Air Control Section, Canadian Armoured Corps
CACSqn
Coast Artillery Co-operation Squadron, (Royal Canadian Air Force)
CACTC
Canadian Armoured Corps Training Centre
CACTC(A)
Canadian Armoured Corps Training Centre (Active)
CACTCR
Canadian Armoured Corps Training Centre Reserve
CACTE
Canadian Armoured Corps Training Establishment
CACTR
Canadian Armoured Corps Training Regiment
CACTS
Canadian Armoured Corps Training Squadron
CACTSR
Canadian Armoured Corps Trained Soldiers Regiment
CACTU
Canadian Armoured Corps Training Unit
CADC
Canadian Army Dental Corps - corps of military dentists and other personnel providing dental services to soldiers
Cadets
Cadet Services (Directorate of Military Training)
CADIS
Canadian Armoured Division Intelligence Section
CADMS
Canadian Advance Depot Medical Stores
CADOFPRCOC
Canadian Armoured Division Ordnance Field Park, Royal Canadian Ordnance Corps
CADPAT
Canadian Disruptive Pattern
CADPUCPC
Canadian Armoured Division Postal Unit, Canadian Postal Corps
CADR(ER)CAC
Canadian Armoured Delivery Regiment (Elgin Regiment), Canadian Armoured Corps
CADRCASC
Canadian Armoured Division, Royal Canadian Army Service Corps
CADRSSRCCS
Canadian Armoured Delivery Regiment Signal Section, Royal Canadian Corps of Signals
CADRTC
Canadian Armoured Division Reinforcement Transit Camp
CADSCDC
Canadian Army Dental Stores, Canadian Dental Corps
CADSGCRCASC
Canadian Armoured Divisional Support Group, Royal Canadian Army Service Corps
CADSP
Canadian Armoured Division Sub Park
CADTCRCASC
Canadian Armoured Division Transport Company, Royal Canadian Army Service Corps
CADTS
Canadian Armoured Division Training School
CADU
Canadian Army Demonstration Unit
CADW/SRCOC
Canadian Armoured Division Workshop, Royal Canadian Ordnance Corps
CAEBTC
Canadian Army Engineer Basic Training Centre
CAEC(B&NY)
Canadian Army Enlistment Centre (Boston and New York)
CAESU
Canadian Army Equipment Selection Unit
CAFAC
Commander, Allied Force, Aruba and Curacao (U.S.)
CAFHSR-CAMC
Canadian Army Field Hygiene Section, Royal Canadian Army Medical Corps
CAFO
Confidential Admiralty Fleet Order
CAFRSSRCS
Canadian Army Field Regiment Signal Section, Royal Canadian Signals
CAFSS
Canadian Army Field Security Section
CAFVS
Canadian Armoured Fighting Vehicles School
CAFVTC
Canadian Armoured Fighting Vehicles Training Centre
CAG
Canadian Artillery Group
CAGRE
Commander, Army Group Royal Engineers
CAGS
Canadian Army Gymnastic Staff
CAHC
Canadian Army Hydrological Corps
CAHQDC(RMR)
Canadian Army headquarters Defence Company (Royal Montreal Regiment)
CAHU
Canadian Artillery Holding Unit
CAIB
Canadian Army Identification Bureau
CAIPCIC
Canadian Army Interrogation Pool, Canadian Infantry Corps
CAIS
Canadian Army Intelligence Section
CALE
Canadian Army Liaison Establishment
CalgH
Calgary Highlanders
CalgR
Calgary Regiment
CALO
Command Amenities Liaison Officer
CALS
Canadian Air Liaison Section
CAM
Catapult Aircraft Merchant Vessel
CAMB
Central Air Medical Board
CambR
Cambridgeshire Regiment
CAMBU
Canadian Army Mobile Bath Unit
CAMC
Canadian Army Medical Corps - corps of military doctors, nursing sisters and other personnel providing medical treatment to soldiers
CAMCTC
Canadian Army Medical Corps Training Centre
CA-MCURCAMC
Canadian Anti-Malaria Control Unit, Royal Canadian Army Medical Corps
CAMMS
Canadian Army Motor Mechanic School
CamnHighs
Cameron Highlanders
CAMS
Catapult Aircraft Merchant Ships
CAMSI
Confidential Admiralty Merchant Shipping Instructions
Can
Canadian
Canavhed
Canadian Naval Headquarters
CanCavBde
Canadian Calvary Brigade
CanCycBn
Canadian Cyclist Battalion
CanCyclistBn
Canadian Cyclist Battalion
Cand W
Cable and Wireless Company
CanDCyc
Canadian Divisional Cyclists
CanDivCav
Canadian Divisional Calvary
CanDivCyc
Canadian Divisional Cyclists
CanDivHQ
Canadian Divisional Headquarters
CanDivSig
Canadian Divisional Signals
CanEng
Canadian Engineers
CanFdArt
Canadian Field Artillery
CanForC
Canadian Forestry Corps
CanForGen
Canadian Forces General Order
CanFus
Canadian Fusiliers
CanHighComm
Canadian High Commissioner
CanHyBy
Canadian Heavy Battery
CanInfBde
Canadian Infantry Brigade
CanInfWksC
Canadian Infantry Works Corps
CanLabrBn
Canadian Labour Battalion
CanLH
Canadian Light Horse
CANMIL
Canadian Military Headquarters
CANMILITRY
Canadian Military Headquarters
CanMMGBde
Canadian Machine Gun Brigade
CanMtdRif
Canadian Mounted Rifles
CanordC
Canadian Ordnance Corps
CanPnrBn
Canadian Pioneer Battalion
CanPostalC
Canadian Postal Corps
CanRemtD
Canadian Remount Depot
CanRlyConsC
Canadian Railway Construction Corps
CanSanSec
Canadian Sanitary Section
CanScts
Canadian Scouts
CanSiberianExpFce
Canadian Siberian Expeditionary Force
CanTankC
Canadian Tank Corps
CAO
Canadian Army Order
CAO
Canadian Army Overseas
CAO
Command Account Officer
CAO(s)
Canadian Army Orders
CAOC
Canadian Army Ordnance Corps
CAOF
Canadian Army Occupation Force
CAOFP
Canadian Army Ordnance Field Park
CAOPS
Canadian Air Observation Post Squadron
CAORG
Canadian Army Operational Research Group
CAORO(s)
Canadian Army Overseas Routine Order(s)
Cap
Captain
CAP
Canadian Army Projectionist
CAP
Common Army Phase
CAP
Corps Ammunition Park Royal Canadian Army Service Corps
CAPC
Canadian Army Pay Corps
CAPCRCAC
Canadian Armoured Personnel Carrier Regiment, Canadian Armoured Corps
CAPCRSTRCS
Canadian Armoured Personnel Carrier Regiment Signal Troop, Royal Canadian Signals
CAPF
Canadian Army Pacific Force
CapINF
Capitaine Infirmiere
CAPIS
Canadian Air Photo Interpretation Section, Canadian Intelligence Corps
CAPO
Canadian Army Post Office
CAPPUCIC
Canadian Army Photo Processing Unit, Canadian Intelligence Corps
CAPRCASC
Corps Ammunition Park Royal Canadian Army Service Corps
CAPS
Canadian Army Pay Services
CAPS
Captain, Auxiliary Patrol, Scapa
Capt
Captain
Capt(D)
Captain (Destroyers)
CAPTI/C
Captain-in-Charge
CAPTMLC
Captain, Major Landing Craft
CAPU
Canadian Army Postal Unit
CAR
Canadian Airborne Regiment
CAR
Canadian Armoured Regiment
CAR
Canadian Army Representative
CAR
Carpenter
CAR(CR)
Canadian Armoured Regiment (Calgary Regiment)
CARADSFR
Canadian Armoured Regiment Advance Details Sherbrooke Fusiliers Regiment
CARBRCA
Canadian Army Radar Battery Royal Canadian Artillery
CARC
Canadian Army Recovery Company
CARCRCOC
Canadian Army Recovery Company, Royal Canadian Ordnance Corp
CARD
Canadian Artillery Reinforcement Depot
CARDE
Canadian Armament Research Development Establishment
CareerTrg
Career Training
CARFTU
Canadian Artillery Reinforcement Unit
CARIB
Caribbean (U.S.)
CARIBSEAFRON
Caribbean Sea Frontier (U.S.)
CARNBH
Canadian Armoured Regiment New Brunswick Hussars
CARO(s)
Canadian Army Routine Order(s)
Carp
Carpenter
Carpr
Carpenter
CARR(GGHG)
Canadian Armoured Recce Regiment (Governor General's Horse Guards)
CARTC
Canadian Army Rehabilitation Training Centre
CartDmn
Cartographic Draughtsman
Cartymn
Chief Artilleryman
CARU
Canadian Army Reinforcement Unit
Cas
Casualty (ies)
CAS
Canadian Administration School
CAS
Canadian Army Shows
CAS
Canadian Army Staff
CAS
Canadian Artillery School
CAS
Chief of the Air Staff
CASC
Canadian Air Support Control
CASC
Canadian Army Service Corps - branch of the military responsible for supplying troops in the field
CASCIC
Censorship Advisory Section, Canadian Intelligence Corps
CASCRCE
Canadian Air Survey Company Royal Canadian Engineers
CASCRU
Canadian Army Service Corps Reinforcement Unit
CASDRCASC
Canadian Advance Stationary Depot, Royal Canadian Army Service Corps
CASEU
Canadian Auxiliary Service Entertainment Unit
CASF
Canadian Active Service Force
CASofI
Canadian Army School of Instruction
CASofI
Coast Artillery School of Instruction
CASS
Canadian Auxiliary Services Section
CASSU
Canadian Air Support Signal Unit
CASSURCCS
Canadian Air Support Signal Unit, Royal Canadian Corps of Signals
CATB
Canadian Army Tank Brigade
CATBCRCASC
Canadian Army Tank Brigade Company, Royal Canadian Army Service Corps
CATBHSC
Canadian Army Tank Brigade Heavy Support Company
CATBn
Canadian Army Tank Battalion
CATBS
Canadian Army Tank Brigade Signals
CATBSPRCOC
Canadian Army Tank Brigade Sub Park, Royal Canadian Ordnance Corps
CATC
Canadian Army Training Centre
CATCAC
Canadian Army Troop, Canadian Armoured Corps
CATCCRCASC
Canadian Assault Troops Composite Company, Royal Canadian Army Service Corps
CATCRCASC
Canadian Administrative Transport Company, Royal Canadian Army Service Corps
CATM
Canadian Army Training Memorandum
CATOFP
Canadian Army Tank Ordnance Field Park
CATR
Canadian Army Tank Regiment
CATS
Canadian Army Tank School
CATS
Canadian Army Training School
CATW/SRCOC
Canadian Armoured Troops Workshop, Royal Canadian Ordnance Corps
CAU
Canadian Administration Unit
CAU
Civil Affairs Unit
CAUC
Canadian Army University Course
Cav
Cavalry - soldiers who fought on horseback
CAVC
Canadian Army Veterinary Corps
CAW
Canadian Army Staff, Washington
CAWC
Canadian Artizan Works Company, Royal Canadian Engineers
CB
Coast Brigade
CB
Companion of the Order of the Bath
CB
Confidential Book
CB
Confined to Barracks
CB
Order of the Bath (Companion)
CBA
Canadian Broadcasting Corporation Broadcasting Station
CBBDB
Camp Borden Branch Detention Barracks
CBC
Canadian Broadcasting Corporation
CBD
Canadian Base Depot
CBD
Canadian Base Details - small units charged with maintaining and improving camp areas
CBDC
Canadian Base Dental Company
CBDCMSC
Camp Borden Detachment, Corps of Military Staff Clerks
CBDMSRCAMC
Canadian Base Depot Medical Stores, Royal Canadian Army Medical Corps
CBDRCOC
Camp Borden Details, Royal Canadian Ordnance Corps
CBDSCDC
Canadian Base Dental Stores, Canadian Dental Corps
CBE
Commander of the Order of the British Empire
CBE
Order of the British Empire (Commander)
CBG
Canadian Brigade Group
CBH(RB)
Cape Breton Highlanders (Rifle Battalion)
CBHQS
Camp Borden Headquarters Staff
CBMHRCAMC
Camp Borden Military Hospital, Royal Canadian Army Medical Corps
CBMHRCAMC
Coteau Barracks Military Hospital, Royal Canadian Army Medical Corps
CBMHRCAMC
Currie Barracks Military Hospital, Royal Canadian Army Medical Corps
CBOD
Canadian Base Ordnance Depot
CBOI(ACSRRCA)
Canadian Base Ordnance Increment (Attached Canadian Survey Regiment, Royal Canadian Artillery)
CBOSRCA
Counter Battery Officers Staff, Royal Canadian Artillery
CBOSRCACC
Counter Battery Officers Staff, Royal Canadian Artillery, Canadian Corps
CBOStaff
Counter Battery Officers Staff
CBOW/SRCOC
Canadian Base Ordnance Workshop, Royal Canadian Ordnance Corps
CBP
Canadian Base Park
CBPRCE
Canadian Base Park, Royal Canadian Engineers
CBRCA
Centaur Battery, Royal Canadian Artillery
CBRCA
Coast Battery, Royal Canadian Artillery
CBRD
Canadian Base Reinforcement Depot
CBRG
Canadian Base Reinforcement Group
CBRGSofCRCACS
Canadian Base Reinforcement Group School of Cookery, Royal Canadian Army Service Corps
CBSC
Canadian Base Staging Camp
CBSO
Counter Battery Staff Officer
CBSRCASC
Canadian Barracks Services, Royal Canadian Army Service Corps
CBSS(CMF)
Canadian Base Signal Section (Central Mediterranean Force)
CBSSRCCS
Camp Borden Signal Section, Royal Canadian Corps of Signals
CBTC
Canadian Base Transport Company
CBTD
Canadian Base Transit Depot
CBTPRCASC
Canadian Base Transport Platoon, Royal Canadian Army Service Corps
CBU
(Headquarters) Canadian Base Unit
CBUCCRCE
Canadian Base Units Construction Company, Royal Canadian Engineers
CC
Camouflage Course
CC
Camp Commandant Royal Canadian Air Force Headquarters
CC
Canadian Corps
CC
Cancellations & Corrections
CC
Chief Constructor
CC
Civil Convictions
CC
Clerk's Course
CC
Communicator ( C )
CC
Companion of the Order of Canada
CC
Conditioning Centre
CC&A-AAS
Canadian Coast & Anti-Aircraft Artillery School
CC&ATSPRCOC
Canadian Corps & Army Troops Sub Park, Royal Canadian Ordnance Corps
CCAC
Canadian Casualty Assembly Centre - centre where wounded were assessed for either further treatment or return to duty
CCACS
(Construction), Company Atlantic Command Signals
CCAS
Canadian Coast Artillery School
CCAS
S-1 Victoria
CCAS
S-2 Petawawa
CCB
Canadian Calvary Brigade
CCB
Canadian Cyclist Battalion
CCB
Combined Communications Board
CCBMGS
Canadian Cavalry Brigade Machine Gun Squadron
CCBPNo
Combined Communications Board, Publication Number
CCC
Canadian Construction Company
CCC
Casualty Clearing Centre
CCC
Commonwealth Communications Council
CCCC
Canadian Corps Composite Company - unit of men unfit for active duty at the front and attached to Corps Headquarters for employment
CCCC
Cape Colony Cyclist Corps
CCCCRCASC
Canadian Corps Car Company, Royal Canadian Army Service Corps
CCCRCE
Canadian Construction Company, Royal Canadian Engineers
CCCS
Canadian Casualty Clearing Station
CCCS
Captain (later Commodore) Commanding Canadian Ships and Establishments in the United Kingdom
CCCTRCASC
Canadian Command Corps Troops, Royal Canadian Army Service Corps
CCCU
Canadian Cemetery Construction Unit
CCD
Canadian Command Depot
CCD
Canadian Convalescent Depot - facility where soldiers could recover from wounds and rebuild their strength
CCD
Canadian Corps Depot
CCDC
Canadian Corps Defence Company
CCDRCAMC
Canadian Convalescent Depot, Royal Canadian Army Medical Corps
CCDSSTRCCS
Canadian Corps Delivery Squadron Signal Troop, Royal Canadian Corps of Signals
CCDU
Coastal Command Development Unit
CCERCE
Canadian Constructional Engineers, Royal Canadian Engineers
CCF
Commander Coastal Forces
CCFC
Company Canadian Forestry Corps
CCFCORCAPC
Canadian Corps Field Cash Office, Royal Canadian Army Pay Corps
CCFPC
Canadian Corps Field Park Company
CCFPC
Canadian Corps Field Punishment Camp
CCHA
Canadian Corps Heavy Artillery
CCIS
Canadian Corps Intelligence Section
CCM
Canadian Centennial Medal (1967)
CCM
Combined Cypher Machine
CCM&HC
Canadian Courts Martial & Holding Centre
CCMA
Canadian Corps Medium Artillery
CCMHQSRCS
Company Canadian Military Headquarters Signals, Royal Canadian Signals
CCMOS
Canadian Counter Mortar Officers Staff
CCMOSRCA
Canadian Counter Mortar Officer Staff, Royal Canadian Artillery
CCMSRCA
Canadian Corps Meteorological Section, Royal Canadian Artillery
CCNF
Commodore Commanding Newfoundland Force
CCO
Chief of Combined Operations
CCO
Civilian Contracts Officer, Joint Air Training Plan
CCO
Coder and Cypher Office
CCO
Communications, Coding and Cyphering Arrangements
CCOD
Canadian Central Ordnance Depot
CCOS
Combined Chiefs of Staff
CCP
Casualty Clearing Post
CCPC
Company Canadian Provost Corps
CCPPRCASC
Canadian Corps Petrol Park, Royal Canadian Army Service Corps
CCPS
Computerized Central Pay System
CCPU
Canadian Corps Postal Unit
CCPU
Canadian Corps Protective Company
CCR(C)A
Commander Corps Royal (Canadian) Artillery
CCRA
Commander Corps, Royal Artillery
CCRC
Canadian Corps Reinforcement Camp - centre in France where troops were held before being sent to reinforce existing units
CCRCAMC
Conditioning Centre, Royal Canadian Army Medical Corps
CCRCASC
Composite Company, Royal Canadian Army Service Corps
CCRTC
Canadian Corps Reinforcement Transit Camp
CCRU
Canadian Combined Reinforcement Unit
CCS
Canadian Censor Section
CCS
Canadian Chaplain Services
CCS
Casualty Clearing Station - first medical unit (after the Aid Post) for wounded soldiers evacuated from the front lines
CCS
Code and Cypher School
CCS
Combined Chiefs of Staff
CCSO
Contraband Control Service Officer
CCSRCCS
Canadian Cipher Section, Royal Canadian Corps of Signals
CCSRCS
Canadian Corps Signals, Royal Canadian Signals
CCT
Canadian Calibration Troop
CCTC
Canadian Corps Transport Company
CCTC
Commandant, Combined Training Centre
CCTCC
Canadian Corps Troops Carrying Column
CCTCCRCASC
Commander Corps Troops Carrying Column, Royal Canadian Army Service Corps
CCTORCOC
Canadian Corps Troops Ordnance, Royal Canadian Ordnance Corps
CCTSI
Canadian Corps Troops Service Increment
CCTW/SRCEME
Canadian Corps Troops Workshop, Royal Canadian Electrical and Mechanical Engineers
CCTW/SRCOC
Canadian Corps troops Workshop, Royal Canadian Ordnance Corps
CCU
Canadian Concentration Unit
CCWAC
Company Canadian Women's Military Corps
CCWACMD
Company Canadian Women's Army Corps Military Corps
CCWDL
Canadian Chemical Warfare Defence Laboratory
CCWS
Canadian Chemical Warfare School
CCZ
Canadian Coastal Zone
CD
Canada Draft
CD
Canadian Forces Decoration
CD
Captain of the Dockyard
CD
Clearance Diver
CD
Coast Defence (Artillery)
CD
Commissioned
CD
Convalescent Detachments
CD&AA
Coast Defence & Anti-Aircraft
CD&AAATC
Coast Defence & Anti-Aircraft Artillery Training Centre
CD&AAW/SS
Coast Defence & Anti-Aircraft Workshop Section
CD&EP
Canadian Defence & Employment Platoon
CD&FPB
Canadian Detention and Field Punishment Barracks
CD&MS
Canadian Driving and Maintenance School
CD(Records)
Correction on Documents
CDA
Canadian Divisional Artillery
CDAC
Canadian Divisional Ammunition Column - railhead where divisional ammunition was stored before being shipped to the front
CDB
Canadian Detention Barracks
CDB
Coast Defence Battery
CDBPRCE
Canadian Divisional Bridging Platoon, Royal Canadian Engineers
CDC
Canadian Dental Corps
CDC
Canadian Disciplinary Centre
CDC
Canadian Divisional Calvary
CdCkO
Commissioned Cookery Officer
CDCRCE
Canadian Drilling Company, Royal Canadian Engineers
CdCtO
Commissioned Catering Officer
CDD
Canadian Discharge Depot - centre in Canada where soldiers returning from war were released from service
CDE
Code
CdeG
Croix de Guerre
CdeG(B)
Croix de Guerre Belgium
CdeG(F)
Croix de Guerre France
CdEl
Commissioned Electrician
CdEng
Commissioned Engineer
CdG'nr
Commissioner Gunner
CDHQ
Canadian Divisional Headquarters
CDIS
Canadian Division Intelligence Section
CDISRCASC
Canadian Detail Issue Depot, Royal Canadian Army Service Corps
CDLS
Canadian Defence Liaison Staff
CDMD
Canada Draft Military District
Cdn
Canadian
CdnConstlEngrs
Canadian Constructional Engineers
CdnEngrs
Canadian Engineers
Cdn-Gds
Canadian Guards
CDOF
French Western Africa colony
CDofDS
Canadian Depot of Dental Stores
CDOSC
Camp Daily Orders Sarcee Camp
CDOW/SRCOC
Canadian Divisional Ordnance Workshop, Royal Canadian Ordnance Corps
CDPU
Canadian Division Postal Unit
Cdr
Coder
Cdr
Commander
Cdr(D)
Commander (Destroyers)
CDRAS&TD
Canadian Detachment Royal Armoured Corps School & Training Depot
CDRBCAO/S
Canadian Division Reece Battalion, Canadian Army Overseas
CDRE
Commodore
CDRJ
Commander, Force J.
CDRSRCS
Canadian Despatch Rider Section Royal Canadian Signals
CDS
Canadian Divisional Signals
CDS
Chief of the Defence Staff
CDSB
Canadian Division Support Battalion
CDSB
Commissioned Signal Boatswain
CDSCCRC
Canadian Division Section - Canadian Corps Reinforcement Camp
CDSCDC
Central Dental Stores, Canadian Dental Corps
CDSCRCASC
Canadian Division Supply Company, Royal Canadian Army Service Corps
CdShpt
Commissioned Shipwright
CdSO
Commissioned Stores Officer
CDSRC
Canadian Division Section Reinforcement Camp
Cdt
Cadet
CDT
Commissioned Telegraphist
CDTCRCASC
Canadian Division Troops Company, Royal Canadian Army Service Corps
CdTelegr
Cadet Telegraphist
CDTS
Canadian Divisional Training School
CDVGofCCMHQ
General Duty Veterans Guard of Canada, Canadian Military Headquarters
CdWO
Commissioned Writer Officer
CE
Canadian Engineers - corps of men who built bridges, railway depots, camps, bases and other military installations
CE
Chief Engineer
CE
Civil Engineer
CE&MPRCE
Canadian Electrical & Mechanical Platoon, Royal Canadian Engineers
CE&MSRCE
Canadian Electrical & Mechanical Section, Royal Canadian Engineers
CE(Wks)
Chief Engineer (Works)
CEA
Chief Electrical Artificer
CEAURCOC
Canadian Equipment Assembly Unit, Royal Canadian Ordnance Corps
CEC
Corps expéditionnaire canadien (French only) - force of more than 600,000 men established by the Government of Canada for service overseas
CEEW(A)RCEME
Canadian Engineer Equipment Workshop (Active), Royal Canadian Electrical and Mechanical Engineers
CEEW/SRCEME
Canadian Engineer Equipment Workshop, Royal Canadian Electrical and Mechanical Engineers
CEEW/SRCOC
Canadian Engine Equipment Workshop, Royal Canadian Ordnance Corps
CEF
Canadian Expeditionary Force - force of more than 600,000 men established by the Government of Canada for service overseas
CEG(B)
Canadian Employment Group "B"
CEHU
Canadian Engineer Holding Unit
CELE
Communications/Electronics Engineer
CEO
Camp Engineer Officer
CEO
Command Engineer Officer
CEP
Canadian Employment Platoon
CEPF
Canadian Echelon Pacific Force
CERA
Chief Engine Room Artificer
CERD
Canadian Engineer Reinforcement Depot - centre from which reinforcements were allocated to existing engineering units
CERU
Canadian Engineer Reinforcement Unit
CESF
Commander, Eastern Sea Frontier (U.S.)
CESU
Canadian Educational Services Unit
CETC
Canadian Engineer Training Centre
CETech
Construction Engineering Technician
CEURCAMC
Canadian Exhaustion Unit, Royal Canadian Army Medical Corps
CeylonPLRC
Ceylon Planters Rifle Corps
CF
Canadian Forces
CF
Canadian Fusiliers
CF
Composite Flights
CF&PS
Canadian Film and Photo Section
CF(SP)RRCA
Canadian Field (Self Propelled) Regiment, Royal Canadian Artillery
CF98
Canadian Forces Form #98 - Report on Injuries
CFA
Calvary Field Ambulance
CFA
Canadian Field Ambulance - unit responsible for evacuating the wounded from the front lines to medical centres
CFA
Canadian Field Artillery - organization responsible for using medium-calibre guns in direct or indirect support of infantry
CFAO
Canadian Forces Administrative Order
CFASS
Canadian Field Auxiliary Services Section
CFB
Coastal Force Base
CFBMEK
Coast Force Base, Mers-El-Kebir
CFBRCA(AF)
Canadian Field Battery, Royal Canadian Artillery, (Active Force)
CFC
Canadian Forces College
CFC
Canadian Forestry Corps - units designated to cut down and process trees to provide wood and lumber
CFC
Craftsman
CFCCDRCE
Canadian Field Company, Canadian Division, Royal Canadian Engineers
CFCRCE
Canadian Field Company, Royal Canadian Engineers
CFCSC
Canadian Forces Command and Staff Course
CFCTW
Canadian Forestry Corps Training Wing
CFDS
Canadian Field Dressing Station
CFDSRCAMC
Canadian Field Dressing Station, Royal Canadian Army Medical Corps
CFE
Commander, Coastal Forces, Eastern Mediterranean
CFEF
Canadian Far East Force
CFES
Canadian Field Educational Section
CFF
Communication and Ferry Flights
CFF
Corps of Civilian (Canadian) Fire Fighters For Service in the United Kingdom
CFFS
Canadian Forces Fleet School
CFFT
Coastal Forces Fuelling Tender
CFH
Canadian Field Hospital
CFH
Canadian Forces Hospital
CFHA
Canadian Forces Housing Agency
CFHS
Canadian Field Historical Section
CFHSvcsGp
Canadian Forces Health Services Group
CFL
Compassionate Farm Leave
CFMG
Canadian Forces Medical Group
CFMSO
Coastal Forces Material Supply Officer
CFMTP
Canadian Forces Musician Training Plan
Cfn
Craftsman
Cfn
Craftsman (Royal Canadian Electrical and Mechanical Engineers)
CFN
Canadian Forces in the Netherlands
CFNIS
Canadian Forces National Investigation Service
CFOCS
Canadian Forces Officer Candidate School
CFORS
Course for Orderly Room Sergeants
CFP
Canadian Forces Publication
CFPAS
Canadian Forces Personnel Appraisal System
CFPC
Canadian Field Punishment Camp
CFPCRCE
Corps Field Park Company, Royal Canadian Engineers
CFPCUCIC
Canadian Field Press Censor Unit, Canadian Intelligence Corps
CFPSA
Canadian Forces Personnel Support Agency
CFR
Commissioning From the Ranks
CFRC
Canadian Forces Recruiting Centre
CFRETS
Canadian Forces Recruiting, Education and Training System
CFRP
Commissioning from the Ranks Plan
CFRRCAAP
Canadian Field Regiment, Royal Canadian Artillery, Advance Party
CFS
Canadian Field Squadron
CFS
Central Flying Schools
CFSC
Canadian Field Survey Company
CFSCRCE
Canadian Field Survey Company, Royal Canadian Engineers
CFSD
Canadian Forces Supply Depot
CFSEME
Canadian Forces School of Electrical and Mechanical Engineering
CFSRD
Canadian Field Security Reserve Detachment
CFSS
Canadian Field Security Section
CFSURCAMC
Canadian Field Surgical Unit, Royal Canadian Army Medical Corps
CFTC(ID)RCASC
Canadian General Transport Company (Infantry Division), Royal Canadian Army Service Corps
CFTO
Canadian Forces Technical Order
CFTSHQ
Canadian Forces Training System Headquarters
CFTU
Canadian Field Transfusion Unit
CFW
Commander, Coastal Forces, Western Mediterranean
CG
Canada Gazette
CG
Coldstream Guards
CG
Commanding General (U.S.)
CG
Compassionate Grounds
CGA
Canadian Garrison Artillery - organization responsible for using large-calibre guns against heavily fortified positions
CGB
Canadian Garrison Battalion
CGBD
Canadian General Base Depot
CGBRB
Canadian General Base Reinforcement Battalion
CGCU
Canadian Graves Concentration Unit
Cgds
Coldstream Guards
CGG
Canadian Grenadier Guards (Now 22nd Armoured Regiment)
CGH
Canadian General Hospital - permanent hospital where extensive treatment was given to the wounded
CGHRCAMC
Canadian General Hospital, Royal Canadian Army Medical Corps
CGHU
Canadian General Holding Unit
CGLS
Canadian General Labour Section
CGM
Conspicuous Gallantry Medal
CGMU
Combat Group Medical Unit
CGPC
Canadian General Pioneer Company
CGR
Canadian Garrison Regiment - unit of 13 battalions formed in April 1918 to perform garrison duty in Canada's 13 military districts
CGR
Canadian Graves Registrar or Registration
CGRU
Canadian General Reinforcement Unit
CGRU
Canadian Graves Registration Unit
CGS
Canadian Government Ship
CGS
Chief of the General Staff
CGS
Chief of the Imperial General Staff
CGSF
Commander Gulf Sea Frontier
CGTC
Canadian General Transport Company
CGTWRCEME
Canadian General Troop Workshop, Royal Canadian Electrical and Mechanical Engineers
CH
14th Canadian Hussars
CH
Chaplain
CH
Chatham Division, Royal Marines
CH
Companion Of Honour
CH
Construction Hand
CH
Convalescent Hospital
Chap
Chaplain
CHAP
Canadian Harassment and Abuse Prevention
Chap(F)
Chaplain of the Fleet
Chap(P)
Chaplain (Protestant)
Chap(RC)
Director of Chaplain Services (Roman Catholic)
CHB
Canadian Highland Battalion (Black Watch Royal Highland Regiment of Canada)
CHD
Calgary Highlanders Depot
CHENG
Chief Engineer
ChesR
Cheshire Regiment
ChesYeo
Cheshire Yeomanry
CHET
Canadian Higher Education Test
ChO
Chief Officer
CHofO(MG)
Cameron Highlanders of Ottawa (Machine Gun)
CHOP
Line near 47th Meridian dividing the British and Canadian areas of responsibility
CHP
Chaplain (Protestant)
CHQ&NDHQCRCAMC
Corps Headquarters & National Defence Headquarters Company, Royal Canadian Army Medical Corps
CHQAGRCE
Canadian Headquarters Army Group, Royal Canadian Artillery
CHQCDC
Corps Headquarters, Canadian Dental Corps OR Canadian Disciplinary Centre
CHQCPC(C)
Corps Headquarters Canadian Postal Corps (Canada)
CHQCWAC
Corps Headquarters Canadian Women's Army Corps
CHQEOFSCRCOC
Corps Headquarters Element of Salvage Control, Royal Canadian Ordnance Corps
CHQofBSA
Canadian Headquarters of Base Sub Area
CHQPMC
Camp Headquarters, Petawawa Military Camp
CHQRCECA
Corps Headquarters Royal Canadian Engineers, Canadian Army
CHQRCEME
Corps Headquarters Royal Canadian Electrical and Mechanical Engineers
CHQRCOC
Corps Headquarters, Royal Canadian Ordnance Corps
CHQSDRCOC
Canadian Headquarters Salvage Depot, Royal Canadian Ordnance Corps
CHRA
Canadian Human Rights Act
CHRC
Canadian Human Rights Commission
CHRC
Chaplain Roman Catholic
CHRSRCEME
Canadian Heavy Recovery Section, Royal Canadian Electrical and Mechanical Engineers
CHRSRCOC
Canadian Heavy Recovery Section, Royal Canadian Ordnance Corps
CHS
Canadian Hospital Ship
CHSB
Chief Signal Botswain
CHSHPT
Chief Shipwright
ChSkr
Chief Skipper
CHT
Corps of Horse Transport
CHU
Canadian Holding Unit
CHWR
Chief Writer
CHYeoSIG
Chief Yeoman of Signals
CI(I)HQS
Canadian Intelligence (Interrogation) Headquarters Section
CIA
Chief Inspector of Armaments
CIAL
Commercial Cable Company
CIB
Canadian Infantry Brigade
CIBC
Canadian Infantry Corps Band
CIBCRCASC
Canadian Infantry Brigade Company, Royal Canadian Army Service Corps
CIBGDP(LS)
Canadian Light Infantry Brigade Ground Defence Platoon (Lorne Scot)
CIBRB
Canadian Infantry Base Reinforcement Battalion
CIBSG(SLI)
Canadian Infantry Brigade Support Group (Saskatoon Light Infantry)
CIBUS
Communication Instructions for British Warships in the U.S.A.
CIBW/S
Canadian Infantry Brigade Workshop (Royal Canadian Ordnance Corps or Royal Canadian Electrical and Mechanical Engineers)
CIBW/SRCEME
Canadian Infantry Brigade Workshop, Royal Canadian Electrical and Mechanical Engineers
CIBW/SRCOC
Canadian Infantry Brigade Workshop, Royal Canadian Ordnance Corps
CIC
Cadet Instructor Cadre
CIC
Canadian Infantry Corps
CIC
Canadian Intelligence Corps
CIDB
Canadian Infantry Depot Battalion
CIDBn
Canadian Infantry Depot Battalion
CIDCC(M)RCASC
Canadian Infantry Division Composite Company (Main), Royal Canadian Army Service Corps
CIDCMOS
Canadian Infantry Division Ordnance Field Park, Royal Canadian Ordnance Corps
CIDM/GBn(SLI)
Canadian Infantry Division Machine Gun Battalion (Saskatoon Light Infantry)
CIDOFPRCOC
Canadian Infantry Division Ordnance Field Park, Royal Canadian Ordnance Corps
CIDRTC
Canadian Infantry Division Reinforcement Transit Camp
CIDSI
Canadian Infantry Division Service Increment
CIDSPRCOC
Canadian Infantry Division Sub Park, Royal Canadian Ordnance Corps
CIDTCRCASC
Canadian Infantry Division Troops Company, Royal Canadian Army Service Corps
CIDTS
Canadian Infantry Division Training School
CIET
Canadian Intermediate Education Test
CIET
Canadian Intermediate Educational Test
CIF
"C" Infantry Battalion
CIGS
Chief of the Imperial General Staff
CIHU
Canadian Infantry Holding Unit
CIL
Cadet Instructors List
CIMGCoy(NBR)
Canadian Independent Machine Gun Company (New Brunswick Regiment)
Cin CCNA
Commander in Chief, Canadian North West Atlantic
C-in-C
Commander in Chief
C-in-C,CNA
Commander in Chief, Canadian Northwest Atlantic
C-in-CAandWI
Commander in Chief, Atlantic and West Indies Station
C-in-CCWA
Commander in Charge Canadian North Atlantic
C-in-CEF
Commander in Chief Eastern Fleet
C-in-CHF
Commander in Chief Home Fleet
C-in-CLANT
Commander in Chief, US Atlantic Fleet
CInfC
Canadian Infantry Corps
CIntC
Canadian Intelligence Corps
CIofCM
Chief Inspector of Catering & Messing
CIOSPRCOC
Canadian Infantry Ordnance Sub-Park, Royal Canadian Ordnance Corps
CIPCIC
Canadian Interpreters Pool, Canadian Infantry Corps
CIRU
Canadian Infantry Reinforcement Unit
CITB
Canadian Infantry Training Brigade
CITC
Canadian Infantry Centre
CITC
Canadian Infantry Training Centre
CitoanMTIBRCASC
Canadian Increment to a (Mobilization Training Centre / Mechanical Transport / Military Training OR Movement Train) Inspection Branch, Royal Canadian Army Service Corps
CITR
Canadian Infantry Training Regiment
CITW/SRCEME
Canadian Infantry Troops Workshop, Royal Canadian Electrical and Mechanical Engineers
CITW/SRCOC
Canadian Infantry Troops Workshop, Royal Canadian Ordnance corps
CIU
Clinical Investigation Units
CIWB
Canadian Infantry Works Battalion
CIWC
Canadian Infantry Works Corps
CJATC
Canadian Joint Air Training Centre (Rivers, Manitoba)
CJLS
Corps Junior Leaders School
CJWSC
Canadian Junior War Staff Course
CK
Cook
CK
Cook (Ship's)
Ck(O)
Cook (Officers)
Ck(Prob)
Cook (Probationer)
Ck(S)
Cook (Seamen)
CKMTE
Cook's Mate
CKS&DU
Canadian Kit Storage & Disposal Unit
CKSD
Canadian Kit Storage Depot
Cl
Clasp
CL
Canloan List
CL
Casualty List - list of soldiers wounded, killed, missing or taken prisoner by the enemy
CL
Colonel
CL
Compassionate Leave
CL
Convalescent Leave
CLA-AB
Canadian Light Anti-Aircraft Battalion
CLB
Canadian Labour Battalion
CLC
Canadian Leave Centre
CLDAFHQ
Canadian Liaison Detachment, Allied Forces OR Air Force Headquarters
CLE
Clerk
CLES
Canadian Legion Educational Service
CLFCSC
Canadian Land Force Command and Staff College
CLFHSRCAMC
Canadian Light Field Hygiene Sections, Royal Canadian Army Medical Corps
CLH
Canadian Light Horse - cavalry unit, originally intended as a scouting force
CLK
Clerk
ClkAcc
Clerk Accounting
ClkAdmSupr
Clerk Administrative Supervisor
ClkEng
Clerk Engineering
ClkGen
Clerk General
ClkStats
Clerk Statistics
ClkSteno
Clerk Stenographer
ClkTyp
Clerk Typist
Cloc
Chief Locator
ClofCPC(C)
Canadian Line of Communication Provost Company (Consolidated)
CLofCT
Canadian Line of Communication Terminal
CLP
Canadian Labour Pool
CLQ
Class Qualified
CLRSRCOC
Canadian Light Recovery Station, Royal Canadian Ordnance Corps
CLS
Chief of the Land Staff
CL-SE
Colour Sergeant
CLURCE
Canadian Landmark Unit, Royal Canadian Engineers
CLWS
Canadian Legion War Services
CM
Canadian Centennial Medal (1967)
CM
Commissaryman
CM
Communicator
CM
Member of the Order of Canada
CM/L
Controlled Mine Laying
CMA
Central Mediterranean Area
CMACRCASC
Canadian Motor Ambulance Convoy, Royal Canadian Army Service Corps
CMASCL
Canadian Military Attache Staff Canadian Legation
CMBG
Canadian Mechanized Brigade Group
CMBURCAMC
Canadian Mobile Bath Units, Royal Canadian Army Medical Corps
CMC
Canadian Medical Centre
CMC
Canadian Military College
CMCLG
Canadian Movement Control Liaison Group
CMCR(PLNBH)AF
Canadian Motorcycle Regiment (Princess Louise's New Brunswick Hussars) Active Force
CMCU
Canadian Movement Control Unit
CMDBSN
Commissioner Boatswain
CMDLondonMD1
Central Mechanization Depot, Royal Canadian Ordnance Corps
Cmdr
Commander
Cmdr
Commander (Naval)
CMEC
Canadian Mechanical Equipment Company
CMF
Central Mediterranean Force
CMG
Canadian Medical Group
CMG
Companion of the Order of St Michael and St George
CMG
Order of St. Michael and St. George (Companion)
CMGBde
Canadian Machine Gun Brigade
CMGC
Canadian Machine Gun Corps - soldiers with machine guns responsible for supporting or defending against infantry attack
CMGCMF
Canadian Meteorological Group - Central Mediterranean Force
CMGHU
Canadian Machine Gun Holding Unit
CMGO
Corps Machine Gun Officer
CMGRU
Canadian Machine Gun Reinforcement Unit
CMGTC
Canadian Machine Gun Training Centre
CMH
Calgary Military Hospital
CMH
Canadian Military Hospital
CMHL
Canadian Mobile Hygiene Laboratory
CMHQ
Canadian Military Headquarters
CMHQC
Canadian Military Headquarters Course
CMHQROX-LPSOW
Canadian Military Headquarters Records Office X-List, PSOW
CMHRCAMC
Camp Military Hospital, Royal Canadian Army Medical Corps
CMHRCAMC
Camrose Military Hospital, Royal Canadian Army Medical Corps
CMHRCAMC
Charlottetown Military Hospital, Royal Canadian Army Medical Corps
CMHRCAMC
Chatham Military Hospital, Royal Canadian Army Medical Corps
CMHRCAMC
Chicoutimi Military Hospital, Royal Canadian Army Medical Corps
CMHRCAMC
Chilliwack Military Hospital, Royal Canadian Army Medical Hospital
CMHRCAMC
Cornwall Military Hospital, Royal Canadian Army Military Hospital
CMM
Order of Merit (Commander)
CMMG
Canadian Motor Machine Gun Brigade
CMMGC
Canadian Motor Machine Gun Corps
CMMP
Corps of Military Mounted Police
CMMS
Canadian Motorcycle Maintenance School
CMN-SURCAMC
Canadian Mobil Neuro-Surgical Unit, Royal Canadian Army Medical Corps
CMOS
Counter Mortar Officer Staff
CMP
Corps of Military Police
CMP&DB
Canadian Military Prison & Detention Barracks
CMPC
Canadian Military Police Corps
CMPLRCASC
Canadian Mobile Pet. Laboratories, Royal Canadian Army Service Corps
CMPS
Canadian Map Photographic Section
CMPS
Canadian Military Police Corps
CMR
Collège militaire royal de Saint-Jean
CMR
Canadian Mounted Rifles - mounted soldiers originally, later used largely as infantry
CMR
Cape Mounted Riflemen
CMR(GGHG)AF
Canadian Motorcycle Regiment (Governor General's Horse Guards) Active Force
CMRCASF(DYRCH)
Canadian Motorcycle Regiment, Canadian Active Service Force (17th Duke of York's Royal Canadian Hussars)
CMRPRCASC
Canadian Medium Regiment Platoon, Royal Canadian Army Service Corps
CMRS
Canadian Medical Rest Station
CMRSRCAMC
Canadian Medical Rest Station, Royal Canadian Army Medical Corps
CMS
Canadian Military Staff
CMS
Canadian Mission Staff
CMSA
Co-operations with the British Ministry of War Transport in the United States
CMSC
Cape Medical Staff Corps
CMSC
Co-operations with the British Ministry of War Transport in Canada
CMSC
Corps of Military Clerks
CMSC
Corps of Military Staff Clerks
CMSCCO
Corps of Military Staff, Clerks Corps Orders
CMSPEC
Canadian Military Section Port Executive Committee
CMSTMUSA
Camp Myles Standish, Tauton Massachusetts, U.S.A.
CMT
Corps of Motor Transport, Army Service Corps
CMTCCM
Canadian Militia Training Course, Camp Macauley
CMTech
Construction and Maintenance Technician
CMTRCA
Canadian Modelling Team, Royal Canadian Artillery
CMTRURCEME
Canadian Mobile Tire Repair Unit, Royal Canadian Electrical and Mechanical Engineers
CMTS
Central Mechanical Transport Stores
CMU
Construction and Maintenance Units
CNCoy
Cannon Company
Cnd
Canadian
CndDetnBks
Canadian Detention Barracks
CNDHQ
Commandant National Defence Headquarters
CNE
Canadian National Exhibition
CNEC
Chief Naval Engineering and Construction
CNES
Chief Naval Equipment and Supply
CNK
Change Next of Kin
CNMO
Canadian Naval Mission Overseas
CNO
Canadian Naval Order
CNP
Chief of Naval Personnel
CNPWRCAMC
Canadian Neuro Psychiatric Wing, Royal Canadian Army Medical Corps
CNR
Canadian National Railways
CNR
Canadian Naval Regulations
CNS
Chief of the Naval Staff
CNSRHRCAMC
Canadian Nursing Sister's Rest Home, Royal Canadian Army Medical Corps
CNVT&TU
Canadian Night Vision Training & Testing Unit
CNW-44
Canadian Naval War Plan
Co
Company
CO
Commanding Officer - any officer in command of a specific unit (usually battalion level and up)
CO
Constable
CO
Cook (Officer's)
CO
Corps Orders
CO&MERU
Canadian Ordnance & Mechanical Engineer Reinforcement Unit
CO(A)
Camp Orders (Angler)
CO/SPD
Canadian Overseas Postal Depot
COA
Chief Ordnance Accountant
COA
Corps of Ordnance Artificers
COA
Course of Action
COAC
Commanding Officer Atlantic Coast
COAV
Commanding Officer Auxiliary Vessels
COBD
Canadian Ordnance Beach Detachment
COBD
Canadian Ordnance Branch Detachment
COC
Canadian Ordnance Corps
COC
Combined Operations Centre
COC&BTC
Combined Operations Centre & Basic Training Centre
COC(AC)
Combined Operations School (Army Camp)
COCDC
Corps Orders, Canadian Dental Corps
COCPC
Corps Orders Canadian Postal Corps
COCTC
Canadian Ordnance Corps Training Centre
COCTUSC
Canadian Officer Cadet Training Unit Selection Centre
COCWAC
Corps Orders, Canadian Women's Army Corps
COD
Central Ordnance Depot
CODCRCOC
Central Ordnance Depot Company, Royal Canadian Ordnance Corps
CODRCOC
Camp Ordnance Depot, Royal Canadian Ordnance Corps
COEMETC
Canadian Ordnance Electrical Mechanical Engineer Training Course
COF
Canadian Army Occupation Force
COF
Canadian Occupational Force
CofAS
Corps of Army Schoolmasters
CofC
Queen's Own Cameron Highlanders of Canada
CofF
Chaplain of the Fleet
CofHRS
Corps of Hussars
CofI
Court of Inquiry - group of officers convened to investigate specific questions or events
CofLondYeo
County of London Yeomanry
CofLRS
Corps of Lancers
COFPRCOC
Canadian Ordnance Field Park, Royal Canadian Ordnance Corps
CofS
Chief of Staff
CofS
Cross of Sacrifice (Memorial Cross)
CofW
Cable or Wireless
COHQ
Combined Operations Headquarters
COI
Court of Inquiry
Col
Colonel
Coln
Column
Com
Command - unit under the command of one officer or non-commissioned officer
COM
Commissioner
Com10thFleetCandR
Commander 10th Fleet Convoy and Routeing (US)
ComBtswn
Commissioned Boatswain
COMC&S
Canadian Ordnance Maintenance Company & Sections
Comd
Command - unit under the command of one officer or non-commissioned officer
Comd
Commandant
Comd
Commander
Comd
Commanding
Com'd
Command - unit under the command of one officer or non-commissioned officer
ComdEngr
Command Engineer
COMDGEN
Commanding General (U.S.)
Comdt
Commandant
COME
Chief Ordnance Mechanical Engineer
COMERU
Canadian Ordnance and Mechanical Engineer Reinforcement Unit
COMINCH
Commander in Chief, US Fleet
CominchCandR
Commander in Chief, US Fleet, Convoy and Routeing
Comm
Commission
Comm
Commodore
Commande (D)
Commander (Destroyers)
Commodore(D)WA
Commodore (Destroyers), Western Approaches
CommofCustoms
Commissioner of Customs
Comn
Communication
ComOp
Communications Operator
ComOpSupr
Communications Operator Supervisor
Comp
Composite
ComPC(A)
Communications Performance Checker (Air)
ComPC(G)
Communications Performance Checker (Ground)
ComTech
Communications Technician
ComTech(A)
Communications Technician (Air)
ComTech(G)
Communications Technician (Ground)
Conc
Concentrate
Conc
Concentration
Cond
Conductor
COND
Commanding Officer Naval Divisions
Condr
Conductor
Connav (No)
Navy Authority, Washington
ConnRang
Connaught Rangers
Const
Constable
Constl
Constructional
constr
Construction
ConstrC
Constructor Captain
Conv
Convalescent - a soldier recovering from wounds or illness
ConvoyCYeoSigs
Convoy Chief Yeoman of Signals
ConvoyLSig
Convoy Leading Signalman
ConvoyOSig
Convoy Ordinary Signalman
ConvoySig
Convoy Signalman
ConvoyYeoSigs
Convoy Yeoman of Signals
Cook(O)
Cook (Officer's)
Cook(S)
Cook (Ship's)
COOS(M)RCOC
Canadian Ordnance Officer's Shop (Mobile), Royal Canadian Ordnance Corps
COP
Commander of Port
COPC
Commanding Officer Pacific Coast
COPD
Canadian Overseas Postal Depot
COpSO
Chief Operational Services Officer
Cor
Corvettes
COR
Confirmation of Rank
CORC
Canadian Ordnance Railhead Company
CORCAMC
Corps Orders, Royal Canadian Army Medical Corps
CORCC
Canadian Overseas Railway Construction Corps
CORCRCOC
Canadian Ordnance Railhead Company, Royal Canadian Ordnance Company
CORCT
Canadian Overseas Railway Construction Troops
CORD
Central Ontario Regimental Depot - facility in England used to assemble men and to store and administer equipment and materials
CORD
Commanding Officer Reserve Divisions
Corp
Corporal
Corpl
Corporal
CORU
Canadian Ordnance Reinforcement Unit
Cos
Companies
CoS
Chief(s) of Staff
COS
Change of Strength
COS
Coming Off Strength
COS
Company Orderly Sergeant
COS&CB
Canadian Officers Survey & Classification Board
COSAI
Canadian Ordnance Stores Accounting Inspectorate
COSSAC
Chief of Staff to the Supreme Allied Commander (Designate)
COTC
Canadian Officer Training Centre
COTC
Canadian Officer Training Corps
COTC
Canadian Overseas Telecommunication Corporation
COU
Called Out Under
COVGofC
Corps Orders Veterans Guard of Canada
Cox'n
Coxswain
Coy
Company - unit of approximately 200 men, divided into 4 platoons
CP
Chaplains Pool
CP
Command Post
CPACRCAMC
Canadian Prophylactic Ablution Centre, Royal Canadian Army Medical Corps
CPB
Canadian Parachute Battalion
CPB
Canadian Pioneer Battalion
CPBRCE
Canadian Pioneer Battalion, Royal Canadian Engineers
CPC
Canadian Pension Commission (Department of Veterans Affairs)
CPC
Canadian Postal Corps
CPC
Canadian Provost Corps
CPC
Corps Protection Company
CPCCMF(ADHOC)
Canadian Pioneer Company, Central Mediterranean Force
CPCD
Canadian Provost Corps Depot
CPCO/S(PU)
Canadian Postal Corps Overseas, (Postal Units)
CPCURCASC
Canadian Port Clearance Unit, Royal Canadian Army Service Corps
CPDPRCE
Canadian Pile Driving Platoon, Royal Canadian Engineers
CPDRCAPC
Command Pay Detachment, Royal Canadian Army Pay Corps
CPF
Canadian Patriotic Front
CPI
Corps of Permanent Instructors
CPinME
Canadian Personnel in Middle East
Cpl
Corporal
CPLAM
Corporal Ambulance
CPMH
Camp Petawawa Military Hospital
CPMHRCAMC
Chorley Park Military Hospital, Royal Canadian Army Medical Corps
CPMMLRCOC
Canadian Pilot Model Mobile Laundry, Royal Canadian Ordnance Corps
CPO
Chief Petty Officer
CPO
Civilian Personnel Officer
CPR
Canadian Pacific Railway
CPRD
Canadian Public Relations Detachment
CProC
Canadian Provost Corps
CPRS
Canadian Public Relations Services
CPRU
Canadian Public Relations Unit
CPS
Canadian Planning Staff
CPS
Canadian Publishing Section
Cpt
Captain
CPTC
Canadian Parachute Training Centre
CPTCAC
Canadian Pioneer Troop, Canadian Armoured Corps
CPTHO
Captain of Hospital Orderlies
CPTRE
Captain Royal Engineers
CPTU
Canadian Parachute Training Unit
CPTUCPC
Canadian Postal Tracing Unit, Canadian Postal Corps
CPW/S(ADHOC)RCEME
Canadian Port Workshop (Ad Hoc), Royal Canadian Electrical and Mechanical Engineers
CPW/S(ADHOC)RCOC
Canadian Port Workshop (Ad Hoc), Royal Canadian Ordnance Corps
CPWEU
Canadian Petroleum Warfare Experimental Unit
CQMS
Company Quartermaster-Sergeant
Cr
Commander
CR
Régiment de la Chaudière (French only)
CR
Central Registry
CR
Confirmation of Rank
CR
Control Rate
CR
Control Rating
CR
Control Ratings
CR(C)E
Commander, Royal (Canadian) Engineers
CR(T)
Calgary Unit (Tank)
CR/AC
Canadian Re-allocation Centre
CRA
Commander, Royal Artillery
CRA
Commanding Royal Artillery
CRA
Compulsory Retirement Age
CRASC
Commander, Royal Army Service Corps
CRB
Canadian Rifle Battalion
CRB
Career Review Board
CRB(M)
Career Review Board (Medical)
CRBRCA
Canadian Rocket Battery, Royal Canadian Artillery
CRBW/SRCEME
Canadian Radar Battery Workshop, Royal Canadian Electrical and Mechanical Engineers
CRC
Canadian Reception Camp
CRC
Casualty Retraining Centre
CRC
Chief Registration Clerk
CRCAMC
Company Royal Canadian Army Medical Corps
CRCASCATBC
Company Royal Canadian Army Service Army Tank Brigade Company
CRCASCATBC
Company Royal Canadian Army Service Corps
CRCC
Canadian Railway Construction Corps
CRCC
Canadian Road Construction Company
CRCE
Company Royal Canadian Engineers
CRCE(PB)
Commander Royal Canadian Engineers (Permanent Bridges)
CRCE(W)
Commander Royal Canadian Engineers (Works)
CRCEME
Company Royal Canadian Electrical and Mechanical Engineers
CRCL
Canadian Red Cross List
CRCORU
Canadian Royal Canadian Ordnance Corps Reinforcement Unit
CRCR
Canadian Reserve Calvary Regiment - cavalry reserve unit based in England
CRCRCAMC
Casualty Retraining Centre, Royal Canadian Army Medical Corps
CRCRCEME
Canadian Recovery Company, Royal Canadian Electrical and Mechanical Engineers
CRCRCOC
Canadian Recovery Company, Royal Canadian Ordnance Corps
CRD
Canadian Reception Depot
CRD
Canadian Remount Depot
CRD(LS)
Canadian Repatriation Depot (LS)
CRDFT(S)C
Canadian Radio Detection Finder Training (School) Centre
CRDFTC
Canadian Radio Direction Finder Training Centre
CRE
Commander Royal Engineers
CRecs
Controller of Records (Air)
CREME
Commander Royal Electrical and Mechanical Engineers
CRFTTC
Canadian Reinforcement Transit Camp
CRGTPRCASC
Canadian Reinforcement Group Transit Platoon, Royal Canadian Army Service Corps
CRGWP
Canadian Reinforcement Group Workshop Platoon
CRI
Chinese Regiment of Infantry
CRLE
Canadian Radio Location Establishment
Crmn
Crewman
CRN
Change Regimental Number
CRO
Canadian Records Office
CRO
Chief Recruiting Officer
CRO
Corps Reserve of Officers
CRO
Officer in Charge Central Registry
CROCRCE
Canadian Railway Operation Company, Royal Canadian Engineers
Crpl
Corporal
CRR(PLDG)
Canadian Reconnaissance Regiment (Princess Louise Dragoon Guards)
CRRCA
Coast regiment, Royal Canadian Artillery
CRS
Canadian Recce Squadron
CRS
Captured Records Section (US Dept of the Army)
CRS
Central Recruiting Troop
CRS-CIB
Canadian Recce Squadron-Canadian Infantry Brigade
CrStGeo
Cross of Saint George (Russia)
CRT
Canadian Railway Troops - men recruited and organized to operate railways in rear areas
CRT
Continuous Reserve Training
CRTC
Canadian Radar Training Centre
CRTC(A)
Canadian Reconnaissance Training Centre (Active)
CRTC(R)
Canadian Reconnaissance Training Centre (Reserve)
CRU
Canadian Reinforcement Unit
CRUPU
Canadian Reinforcement Units Postal Units
CRURCA
Canadian Rocket Unit, Royal Canadian Artillery
Crypto
Cryptographer
CS
Cease
CS
Christian Science (Church)
CS
Commandant Staff
CS
Communicator (Ship's)
CS
Communicator (Supplementary)
CS
Cypher Section
CS&AC
Canadian Selection & Appraisal Centre
CS&TO
Camp Supply & Transport Officer
CS(No)
Admiralty File Number
CSA
Canadian Small Arms
CSA
Consular Shipping Adviser
CSAFVIRCEME
Canadian Section Armoured Fighting Vehicles Inspectorate, Royal Canadian Electrical and Mechanical Engineers
CSAFVTS
Canadian Section Armoured Fighting Vehicles Technical Staff
CSAI
Canadian School of Army Instruction
CSAS(E)
Canadian Small Arms School (Eastern)
CSAS(WC)
Canadian Small Arms School (Western Canada)
CSATC
Canadian Small Arms Training Centre
CSB
Canadian Shipping Board
CSBASRAC
Canadian Special BASRA Company
CSBD
Canadian Special Base Depot
CSC
Cadet Services of Canada
CSC
Canadian Service College
CSC
Chiefs of Staff Committee
CSC
Commissariat Staff Corps
CSC
Corporal Signal Corps
CSCC
Canadian Section Claims Commission
CScotR
Canadian Scottish Regiment
CSCRCOC
Canadian Salvage Corps, Royal Canadian Ordnance Corps
CSDS
Canadian Special Driving School
CSE
Colour Sergeant
CSEAFHQ
Canadian Section Echelon Allied Forces, Headquarters
CSEC
Canadian Special Employment Company
CSEE
Canadian Signals Experimental Establishment
CSEF
Canadian Siberian Expeditionary Force
CSG
Clerk Stenographer Group
CSGHQ2ndEch
Canadian Section General Headquarters, 2nd Echelon
CSGHQE
Canadian Section General Headquarters Echelon
CSgt
Colour Sergeant
CSHQBGNR
Canadian Section Headquarters, Brussels, GRN
CSHQCC
Cypher Section Headquarters Canadian Corps
CSI
Companion of the Star of India
CSIB
Canadian Special Infantry Battalion
CSIC
Canadian Special Infantry Company
CSICoy
Canadian Special Infantry Company
CSIS
Canadian Security and Intelligence Service
CSKSU
Canadian Surplus Kit Storage Unit
CSM
Company Sergeant-Major - senior non-commissioned officer in a company
CSME
Canadian School of Military Engineering
CSMH
Christie Street Military Hospital
CSO
Chief Signal Officer
CSofA
Canadian School of Artillery
CSofAA
Canadian School of Army Administration
CSofI
Canadian School of Infantry
CSOI
Commandant School of Instruction
CSOR
Chief Staff Officer Reserves
Csr
Cruiser
CSR&DE
Canadian Signals Research & Development Establishment
CSR(MG)
Canadian Scottish Regiment (Machine Gun)
CSRCCS
Construction Section, Royal Canadian Corps of Signals
CSRU
Canadian Signals Reinforcement Unit
CSSB
Canadian Special Service Battalion
CSSCRCOC
Canadian Special Stores Company, Royal Canadian Ordnance Corps
CSSD
Canadian Special Salvage Detachment
CSTC
Canadian Signal Training Centre
CSTech
Communications Systems Technician
CSTTB
Canadian Standing Trades Test Board
CSTV
Coil Skids Towing Vessel
CSupt
Commodore Superintendant
CSURCEME
Canadian Servicing Unit, Royal Canadian Electrical and Mechanical Engineers
CSURCOC
Canadian Salvage Units, Royal Canadian Ordnance Corps
CSV
Camp Staff Volunteer
CSWSTRCCS
Canadian Shock Wave Section Type, Royal Canadian Signals Corps
CSWTS
Canadian Section Weapons Technical Staff
CT
Communication Trench
CT
Component Transfer
CT(CFC)TC
Camp Tremblay (Canadian Forestry Corps) Training Centre
CTA
Canadian Troop Aldershot
CTACRCASC
Corps Troop Ammunition Company, Royal Canadian Army Service Corps
CTC
Canadian Tank Corps
CTC
Canadian Transit Camp
CTC
Canadian Troops Colchester
CTC(TB)CPC
Canadian Tobacco Depot (Type B), CPC (see above for various meanings of CPC)
CTCRCE
Canadian Tunnelling Company, Royal Canadian Engineers
CTCSPCProC
Canadian Traffic Control Section Provost, Canadian Provost Corps
CTCURCACMF
Canadian Traffic Control Unit, Royal Canadian Artillery, Central Mediterranean Force
CTCW
Canadian Transit Camp Wing
CTD
Canadian Training Division
CTDCPC
Canadian Tobacco Depot, CPC (see above for various meanings of CPC)
CTDS(ER)
Canadian Tank Delivery Squadron (Elgin Regiment)
CTDSSD
Canadian Tank Delivery Squadron Signals Detachment
CTDUCAC
Canadian Tank Demonstration Unit, Canadian Armoured Corps
CTF
Commander Task Force
CTFARCAMC
Canadian Training Field Ambulance, Royal Canadian Army Medical Corps
CTH
Canadian Troops Hereford
CTLC
Canadian Technical Liaison Group
CTMU
Canadian Town Major Unit
CtnAsst
Canteen Assistant
CtnMngr
Canteen Manager
CTO
Central Telegraph Office
CTO
Chief Treasury Officer
CTO(N)
Chief Treasury Officer (Navy)
CTOO/S
Canadian Treasury Office Overseas
CTP
Canadian Transport Platoon
CTP
Course Training Plan
CTPCRCASC
Corps Troops Petrol Company, Royal Canadian Army Service Corps
CTPRCASC
Canadian Tipper Platoon, Royal Canadian Army Service Corps
CTPRCASC
Canadian Transport Platoon, Royal Canadian Army Service Corps
CTps
Corps Troops
CTRCA
Calibration Troop, Royal Canadian Artillery
CtRep
Court Reporter
CTS
Canadian Training School
CTS
Clothe the Soldier
CTS
Composite Training School
CTS
Conversion Training Squadron
CTSC
Corps Troops Supply Column
CTSCRCASC
Corps Troop Supply Column, Royal Canadian Army Service Corps
CTTC
Canadian Tank Transport Company
cttee
Committee
CTTW/SRCEME
Canadian Tank Troops Workshop, Royal Canadian Electrical and Mechanical Engineers
CTTW/SRCOC
Canadian Tank Troops Workshop, Royal Canadian Ordnance Corps
CTU
Commander Task Unit (U.S.)
CU
Camp Utopia
CU
Caribbean-United Kingdom Convoy
CU
Conducting Unit
CU
Conversion Unit
CUNEF
Canadian Component United Nations Emergency Force (Middle East)
CUS
Course (U.S.)
CUT
Cutter (U.S.)
CV
Aircraft Carrier (U.S.)
CV
Communicator (V)
CV
Cross of Valour
CVA&CG
Canadian Vehicle Assembly & Control Group
CVD
Commercial Vessel Defensive
CVDtURCAMC
Canadian Venereal Disease Treatment Unit, Royal Canadian Army Medical Corps
CVE
Auxiliary Aircraft Carrier (U.S.)
CVE
Carrier Vessel Escort
CVHGCASF
Company Veterans Home Guard, Canadian Active Service Force
CVIRCEME
Canadian Vehicle Inspectorate, Royal Canadian Electrical and Mechanical Engineers
CVO
Commander of the Royal Victorian Order
CVO
Royal Victorian Order (Commander)
CVP
Convoy Programme
CVSM
Canadian Volunteer Service Medal
CVWS
Canadian Vehicle Waterproofing School
CW
Chemical Warfare
CW
Commissioned Warrant
CW
Communicator (W)
CW(No)
Admiralty Record Office File
CW/S&PC
Canadian Workshop and Park Company
CWAAF
Canadian Women's Auxiliary Air Force
CWAC
Canadian Women's Army Corps
CWACBTC
Canadian Women's Army Corps, Basic Training Centre
CWACCS
Canadian Women's Army Corps, Composite Stores
CWACDO
Canadian Women's Army Corps, District Orders
CWACMB
Canadian Women's Army Corps, Military Band
CWACO
Canadian Women's Army Corps, Ottawa
CWACPB
Canadian Women's Army Corps, Pipe Band
CWACTC
Canadian Women's Army Corps, Training Centre
CWB
Canadian Wives Bureau
CWC
Chemical Warfare Course
CWDL
Chemical Warfare Defence Laboratory
CWGC
Commonwealth War Graves Commission
CWL
Chemical Warfare Laboratories
CWM
Canadian War Museum
CWNS
Canadian War Narrative Section
CWRO
Canadian War Records Office
CWS(IC)
Canadian Wireless Section (Intelligence Corps)
CWSF
Commander Western Sea Frontier
CWSRCE
Canadian Works Section, Royal Canadian Engineers
CWTC
Chemical Warfare Training Centre
CWTD
Cold Weather Test Trail Detachment
CWTV
Calibration Wireless Telegraph Vessel
CXO
Chief Examination Officer
Cy
Company
Cyc
Cyclist
CYS
Chief Yeoman of Signals
CZ
Canal Zone (Panama) (U.S.)
CZ
Clyde Division - Royal Naval Volunteer Reserve
CZT
Civil Zone Time

Military abbreviations used in service files starting with D

D
Destroyer
D
Deffered
D
Dragoon Guards and Dragoons Regimental Number Prefix
D(iv)HQ
Divisional Headquarters
D/C
Depth Charge
D/DEMS
Director of Defensively Equipped Merchant Ships
D/DSR
Deputy Director of Scientific Research
D/DWT
Deputy Director of Warfare and Training
D/F
Direction Finding / Finder
D/G
Degaussing
D/JAP
Deputy Judge Advocate of the Fleet
D/WRCNS
Director of Women's Royal Canadian Naval Service
d/wt
Dead-weight
D:CTRCASC
Drivers: Corps Troops, Royal Canadian Army Service Corps
DA
Distributing Authority
DA
Dominion Arsenal
DA
Director of Accounts (Air)
DA
Disturbance Allowance
DA&PC
Division Ammunition & Petrol Company
DA&QMG
Deputy Adjutant and Quartermaster General
DA/S
Director of Anti-submarine
DAAG
Deputy Assistant Adjutant-General
DAAG(Sigs)
Deputy Assistant Adjutant General (Signals)
DAANDQMG
Deputy Adjutant and Quartermaster General
DAAP
Dependent's Allowance & Assigned Pay
DAB
Dependent's Allowance Board
DAB12
Dependent's Allowance Board Claimant's Statement
DAB28
Dependent's Allowance Board (Medical Examiner's Report) Statutory Declaration
DAC
Divisional Ammunition Column - organization responsible for supplying ammunition to a division
DAC
Divisional Ammunition Company - organization responsible for supplying ammunition to a division
DACRCAMC
Division Ammunition Company, Royal Canadian Army Medical Corps
DAD(Svy)
Deputy Assistant Director of Surveys
DAD(Tn)
Deputy Assistant Director of Transportation
DADAPS
Deputy Assistant Director Army Postal Services
DADCS
Deputy Assistant Director of Chaplain Services
DADES
Deputy Assistant Director of Engineer Services
DADMS
Deputy Assistant Director of Medical Services
DADOS
Deputy Assistant Director of Ordnances Services
DADR
Deputy Assistant Director of Roads
DADST
Deputy Assistant Director Supply & Transport
DADVS
Deputy Assistant Director of Veterinary Services
DAE
Director of Aeronautical Engineering
DAEF
Distributing Authority, Eastern Fleet
DAEM
Distributing Authority, Eastern Mediterranean
DAFM
Director of Air Force Manning
DAFR
Director of Air Force Recruiting
DAG
Deputy Adjutant General
DAG(M)
Deputy Adjutant General (National Resources Mobilization Act of 1940)
DAGB
Defended Area Goose Bay
DAI
Director of Aeronautical Inspection
DAL&KINGC
Dalhousie & King Contingent
DAO
District Audit Office
DAO
Director of Air Organization
DAO
Dental Associate
DAOD
Defence Administrative Orders and Directives
DAP
Director of Air Personnel
DAP
Divisional Aid Post
DAP(P2)
P.2 Branch, Director of Air Personnel (Civilian Personnel Administration)
DAPA
Director of Air Personnel Administration
DAPS
Director of Airmen Personnel Services
DAQMG
Deputy Assistant Quartermaster General
DAR
Designation of Acting Ranks
DAS
Director of Air Signals
DASD
Director of Air Staff Duties
DASO
Deputy Armament Supply Officer
DASRS
Director of Air Sea Rescue Services
DAT
Director of Air Training
DataP
Data Processor
DB
Discharge Badge (For Services Rendered)
DBS
Distressed British Seaman
DBURCASC
Division Bath Unit, Royal Canadian Army Service Corps
DC
Duty Captain
DC
Director of Contracts
DCAS
Deputy Chief of the Air staff
DCAS
Detachment Canadian Auxiliary Section
DCASEU(AS)
Detachment Canadian Auxiliary Section Entertainment Unit (Army Show)
DCC
District Cadet Camp
DCCMSC
Detachment Corps, Corps of Military Staff Clerks
DCCO
Deputy Chief of Combined Operations
DCCR
Depot Canadian Cavalry Regiment
DCCRCAMC
Division Composite Company, Royal Canadian Army Medical Corps
DCCWAC
Depot Company, Canadian Women's Army Corps
DCCWAC(CSW)
Depot Company, Canadian Women's Army Corps (Composite Stores Wing)
DCDRCASC
Debert Camp Detachment, Royal Canadian Army Service Corps
DCDS
Deputy Chief of the Defence Staff
DCE(PB)
Deputy Chief Engineer (Permanent Bridges)
DCE(Wks)(Adm)(Rear)
Deputy Chief Engineer (Works) (Administration) (Rear)
DCFC
Detachment Canadian Forestry Corps
DCGS
Deputy Chief of the General Staff
DCIA
Deputy Chief Inspector of Armament
DCLI
Duke of Cornwall's Light Infantry
DCM
District Court Martial
DCM
Distinguished Conduct Medal - medal for bravery awarded to other ranks (non-officers)
DCMC
District Course Methods of Coaching
DCNS
Deputy Chief of the Naval Staff
DCO
Deputy Commanding Officer
DCO
District Cadet Orders
DCOR
Duke of Connaught's Own Rifles (28th Armoured Regiment)
DCOS
Deputy Chief of Staff
DCP
Director of Civilian Personnel
DCRCASC
District Company, Royal Canadian Army Service Corps
DCRCH
6th Duke of Connaught's Royal Canadian Hussars
DCRE
Deputy Commander, Royal Engineers
DCS
Director of Chaplain Services
DCS
Damage Control School
DCS
District Chaplain Services
DCS
Daily Casualty Summary
DCSO
District Camp School Orders
DCT
Director Combined Training
DCTS
District Course Training Staff
DCVM
District Course Vehicle Maintenance
DCW&S
Director Chemical Warfare & Smoke
DD
District Depot
DD
Deputy Director
DD
Destroyer Division (U.S.)
DD
Discharge Dead
DD
Duty Discipline
DD(A)WD
District Depot (Active) Windsor Detachment
DD(NRMA)
District Depot (National Resources Mobilization Act of 1940)
DD(Svy)
Deputy Director of Surveys
DD(tanks)
Duplex-Drive (amphibious)
DDAD
Deputy Director of Aircraft Development
DDArmD
Deputy Director of Armament Development (Air)
DDC
Division Dental Company
DDCDC
Dental Detachment Canadian Dental Corps
DDED
Deputy Director of Engine Development (Air)
DDEM
Director(ate) of Design, Equipment and Mechanization
DDES
Deputy Director of Engineer Services
DDH
Destroyer, Helicopter Carrying
DDHS
Deputy Director Historical Section
DDMO(O)
Deputy Director of Military Operations (Overseas)
DDMP
Deputy Director of Maintenance Plans
DDMS
Deputy Director of Medical Services
DDPD
District Depot Provost Detachment
DDRD
Deputy Director of Radio Development (Air)
DDS
Director Dental Services
DDSM
Deputy Director of Service Maintenance (Air)
DDSP
Deputy Director of Supply Planning (Air)
DDSS
Deputy Director of Supply Services (Air)
DDTCO
Deputy Director Training Combined Operations
DDVET
Deputy Director of Victualling, Eastern Theatre
DDWB
District Depot Wolseley Barracks
DE
Deckhand
DE
Convoy Escort Vessel
DE
Destroyer Escort Vessel (U.S.)
DE&CD
Director Electrical & Communication Designs
DEAL
Deal Division, Royal Marines
Dec
Decoration
DED
Director(ate) of Engineer Development
DEE
Director of Electrical Engineering
Def
Defence
Defensor
National Defence Headquarters (Address used in telegrams)
DEMS
Defensively Equipped Merchant Ships
DEMTech
Dental Equipment Maintenance Technician
DenbighYeo
Denbigh Yeomanry
DEngrs
Director(ate) of Engineers
DENT
Dental
DentA
Dental Assistant
DentA
Dental Association
DentClA
Dental Clinic Assistant
Dents
Director Dental Services
Dents(Air)
Staff Officer Dental Services (Air)
DentThr
Dental Therapist
DEO
District Engineer Officer
DEO
Direct Entry Officer
DEOVR
Duke of Edinburgh's Own Volunteer Rifles
Dep
Depot
DEP
Director Engineering and Personnel
Dept
Department
DERCA
District Establishment, Royal Canadian Artillery
DERCAHAD
District Establishment, Royal Canadian Artillery, Halifax Armament District
Des
Destroyers
DES
Director of Engineer Services
DES
Drummer Sergeant
DESOIL
Diesel Oil (U.S.)
Desp
Mentioned in Despatches
Despatches
Mentioned in Despatches
Det
Detachment
Detn
Detention
Det'n
Detention
DEU
Distinctive Environmental Uniform
DevonR
Devonshire Regiment
DF
Destroyer Flotilla
DF
Direction Finding
DFASS
Director of Fleet Accounting, Supply and Secretariat
DFC
Distinguished Flying Cross
DFD
Detailed for Duty
DFM
Distinguished Flying Medal
DFMS
Defensively Equipped Merchant Ships
DG
Degaussing
DG
Director General
DG
Degaussing Gear
DG
Delivery Group
DG
Dragoon Guards
DGAD
Director General Arsenals Division
DGC&AA
Director General Coast and Anti-Aircraft Defences
DGDS
Director General Dental Services
DGES
Director General of Engineer Services
DGHS
Director General Health Services
DGISD
Director-General India Stores Department
DGMC
Director General Military Careers
DGMS
Director General of Medical Services
Dgns
Dragoons
DGO
Degaussing Officer (Naval)
DgofMS
Director General of Medical Services
DGPA
Director General Personnel Administration
DGPA
Director General (Public Affairs)
DGPandI
Director-General of Ports and Lights
DGPCO
Director General Postings and Careers Officers
DGPCOR
Director General Postings and Careers Other Ranks
DGRC
Director General (Reserves and Cadets)
DGSP
Director General Strategic Planning
DGSR
Director-General of Shipbuilding and Repairs
DH
Depot Hussars
DH
Deck Hand
DH(No)
His/Her Majesty's Canadian Ship " Scotian", Base Files
DHD
Director of Harbour Defence
DHD
Deck Hand
DHGMR
Drill Hall Guarding Maisonneuve Regiment
DHH
Directorate of History and Heritage
DHist
Director Historical Section
DHMD
District Headquarters Manning Depot OR Military District
DHQCFC
District Headquarters Canadian Forestry Corps
DHQS
District Headquarters Staff
DHQSS
District Headquarters Subordinate Staff
DHS
Director of Historical Section
DI
Daily Inspection (Vehicle)
DI
Drill Instructor
DIB
"D" Infantry Battalion
DID
Detail Issue Depot (Royal Canadian Army Service Corps)
DiedofW
Died of Wounds
Diem
Day
Diet
Dietician
DIList
Dangerously Ill List
DIN
Defence Information Network
DIO
Director of Internment Operations
DIPC
Director International Plans Coordination
Dir
Director
DirGen
Director General
DIRMITRAIN
Director of Military Training
DIRU
Division Infantry Reinforcement Unit
dis
Discharged - released from the military service, or from a hospital
DIS
Division Intelligence Section
disch
Discharged
Discip
Disciplinarian
Disemb
Disembarked
DISO
Defence Information Services Organization
Dist
District
DistEngrs
District Engineers
Distr
District
DIT
Director Individual Training
Div
Divisional Ammunition Column
Div
Division or Divisional - unit of approximately 12,000 men commanded by a major-general
Div
Divisional
Div(nl)
Division(al)
DivBrPl(Tp)
Divisional Bridge Platoon (Troop)
DivSig
Divisional Signal(s) (Company)
DivStr
Divisional Strength
DJAG
Deputy Judge Advocate General
DlabTech
Dental Laboratory Technician
DLADRCOC
Division Light Aid Detachment, Royal Canadian Ordnance Corps
DLCO
Deck Landing Control Officer
DLI
Durham Light Infantry
DLOY
Duke of Lancaster's Own Yeomanry
DLP
Director of Electrical Personnel
DLS
Dominion Land Surveyor
DM
Driver of Mechanized Transport
DM
Defence Medal
DM
Light Mine Layer (High Speed) (U.S.)
DM
Deputy Minister
DM&A
Director(ate) of Mechanization and Artillery
DM(A)
Deputy Minister (Air)
DM(N)
Deputy Minister (Naval)
DMech
Driver Mechanic
DMGO
Deputy Master General of Ordnance
DMH
Dartmouth Military Hospital
DMHRCAMC
Debert Military Hospital, Royal Canadian Army Medical Corps
DMHRCAMC
Dundurn Military Hospital, Royal Canadian Army Medical Corps
DMI
Director Military Intelligence
Dmin
Deputy Minister
Dmn
Draughtsman
DMNA
Director Manning and Naval Assistant
DmnAE
Draughtsman Aeronautical Engineering
DmnCE
Draughtsman Construction Engineering
DmnGA
Draughtsman Graphic Arts
DMO
Director(ate) of Military Operations
DMO&I
Director(ate) of Military Operations and Intelligence
DMO&P
Director(ate) of Military Operations and Planning
Dmr
Drummer
DMRD
Director of Medical Research and Development
DMS
Director of Merchant Seaman
DMS
Director of Medical Services
DMS
Mine Sweeper (High Speed) (U.S.)
DMS
Driver Mechanics School
DMS
Department of Munitions and Supply
DMS
Driver Maintenance Staff
DMS(Air)
Director of Medical Services (Air)
DMT
Director(ate) of Military Training
DMT
District Mounted Troops
DMT&SD
Directorate of Military Training and Staff Duties
DNA
Director of Naval Accounts
DNA
Director of Naval Appropriations
DNC
Director Naval Construction
DNC
Director of Naval Communications (U.S.)
DNCSEAC
Deputy Naval Commander South East Asia Command
DNCXF
Deputy Naval Commander Expeditionary Force
DND
Department of National Defence
DNE
Director Naval Education
DNES
Director of Naval Engineering Service
DNHS
Director of the Naval Historical Section
DNI
Director of Naval Intelligence
DNI
Director Naval Information
DNI
Director of Naval Intelligence & Trade
DNI and P
Director of Naval Intelligence and Plans
DNK
Date Not Known
DnkyMn
Donkeyman
DNLO
Dutch Naval Liaison Officer
DNO
Director Naval Ordinance
DNO
Director of naval Ordnance (Torpedoes Mines)
DNO
Destroyer Navigating Officer
DNOT
Director of Naval Operations and Training
DNP
Director of Naval Personnel
DNPA
Director of Naval Pay Accounting
DNR
Director of Naval Reserves
DNS
Director of Naval Stores
DNS
Director of Naval Services
DNS
Dragoons
DNSO
Deputy Naval Store Officer
DNT
Director of Naval Training
DO
Dental Officer
DO
Duty Officer
DO
Daily Order
DO
Daily Order (Of a Unit) - administration orders issued to mark personnel changes of a unit (transfers, hospitalizations, etc.)
DO
Daily Order (Same as Part II Orders)
DO
District Orders
DOC
District Officer Commanding
DOC
Died of Other Causes
DOC
Driver Operation Course
DOCO
Drafting Officer Combined Operations
DOD
Director Operations Division
DOD
Died of Disease
Dof P
Director of Plans
DofCornLI
Duke of Cornwall Light Infantry
DofLancsOY
Duke of Lancashire's Own Yeomanry
DofP
Director of Plans
DOFP
Divisional Ordnance Field Park, Royal Canadian Ordnance Corps
DofPR
Director of Public Relations (Air)
DofPR
Director of Public Relations (Army)
DofT
Director of Trade
DofT&M
Director(ate) of Transport and Movements
DofUERE
Director of Underwater Experimental Research Establishment
DofW
Died of Wounds - official cause of death
DofW
Duration of War
DOH
Dominion Orthopaedic Hospital (Toronto)
DomAff
Dominion Affairs
Dominion
High Commissioner for Canada in the United Kingdom (Address Used in Telegrams)
DomOrthHosp
Dominion Orthopaedic Hospital (Toronto)
DoO&R
Director of Organization & Recruiting
DOR
Director of Operational Research
DORA
Defence of the Realm Act
DOrg
Director(ate) of Organization
DOrg
Director of Organization
DorsetR
Dorset Regiment
DorsetY
Dorset Yeomanry
DOS
Director Ordnance Services
DOS(A)
Director of Ordnance Services (Administration)
DOS(GS)
Director of Ordnance Services (General Stores)
DOS(TS)
Director of Ordnance Services (Technical Stores)
DOTP
Dental Officer Training Plan
DOW
Duration of war
DOW
Died of Wounds
DP
Defence Platoon
DP
Developmental Period
DP
District Paymaster
DPA
Director of Procurement (Aircraft)
DPB
Defence Purchasing Board
DPCRCASC
Division Petrol Company, Royal Canadian Army Service Corps
DPCRCASC
Depot Pacific Command, Royal Canadian Army Service Corps
DPD
Director of Plans Division
DPE
Director of Procurement (Equipment) (Air)
DPED
Director Professional Education and Development
DPersServ
Director(ate) of Personal Services
DPGRCOC
Detachment Proving Grounds, Royal Canadian Ordnance Corps
DPI
District Pay Instruction
DPM
Deputy Provost Marshal
DPO
Director of Plans and Operations (Air)
DPofG
Defended Port of Gaspe
DPofS
Defended Port of Shelburne
DPR
Director of Postings and Records (Air)
DPR
Director of Personnel Records
DPS
Director of Personnel Selection
DPSE
District Paymaster Sergeant
DPTE
Drummer Private
DPW
Director, Prisoners of War in Canada
D-QLine
Drocourt-Quéant Line
DQMG
Deputy Quartermaster General
DQS
Director(ate) of Quartermaster General Services
Dr
Driver
DR
Director Records
DR
Despatch Rider or motor cyclist
DR
Dead Reckoning (U.S.)
DR
Officer In Charge Records
DR
Dresser
DR(WD)
Director of Records (War Diaries)
DRAE
Director of Royal Aircraft Establishment
DraftingEO
Drafting Engineer Officer
DRB
Division Recce Battalion
DRC
District Rest Camp
DRC
District Recruiting Company
DRD
District Recruiting Detachment
DRD
Director Reserve Divisions
DRD&MRU
District Recruiting Detachment & Mobile Recruiting Units
DREE
Director of Research and Experimental Establishment
Dresser
Dresser of Wounds
DRET
Directorate of Recruiting, Education and Training
DRI
Driver
DrillCoy
Drilling Company
DRLS
Despatch Rider Letter Service
DRO
District Record Officer
DRO
District Routine Orders
DRO
Daily Routine Orders
DRO
Divisional Routing Order
DROCAD
Divisional Routine Orders Canadian Armed Division
DRPATAA&TS
Detention Rooms Port Arthur the Armouries Administration & Training Staff
Drs
District Recruiting Services
DRS
District Recruiting Staff
DRS
Divisional Rest Station
DRS(LC)RCCS
Despatch Rider Section (Light Car) Royal Canadian Corps of Signals
DRTD
District Recruit Training Depot
DRU
Drummer
DRV
Driver
DS
Dutch Ship
DS
Dressing Station
DS"Z"F
Dental Section "Z" Force
DS&TO
District Supply & Transport Officer
DS(Records)
Discharge Section (Records)
DSA
Director of Supply Administration (Air)
DSA
Draw Subsistence Allowance
DSANF
Director South African Naval Forces
DSB
Director Shipbuilding
DSC
District Shipyard Controller
DSC
Distinguished Service Cross
DSC(L)
Director of Small Craft (Levant)
DSCACOW/SRCOC
Divisional Section Canadian Armoured Corps Ordinance Workshop, Royal Canadian Ordnance Corps
DSCR
Department of Soldiers Civil Re-establishment
DSCRCASC
Division Supply Column, Royal Canadian Army Service Corps
DSD
District Sub-Depot
DSD
Director Signals Division
DSD
Director(ate) of Staff Duties
DSD
Desirable Sailing Date
DSDF
Director of Seaward Defence Force
DSG
Deputy Surgeon General
DSISCIC
District Security Intelligence Section, Canadian Intelligence Corps
DSM
Distinguished Service Medal
DSM
Drill Sergeant Major
DSMD
District Staff Military District
DSO
Companion of the Distinguished Service Order
DSO
District Supply Officer
DSO
Duty Signal Officer
DSO
District School Orders
DSO
Distinguished Service Order
DSP
Director of Seaman Personnel
DSPC
Divisional Signals Pacific Command
DSPD
Deputy Superintendent Pembroke Dock
DSQ
Dockyard Sick Quarters
DSR
Director of Ship Repairs
DSRC
Division Section Reception Camp
DSRCCS
District Signals, Royal Canadian Corps of Signals
DSS
Director of Special Services
DSSD
Director of Supply Staff Duties (Air)
DSSRCOC
District Stores Section, Royal Canadian Ordnance Corps
DST
Director(ate) of Supply and Transport
DSTO(X)
Divisional Sea Transport Officer, Alexandria
DTC
Discharge Transit Centre
DTD
Director of Trade Division
DTM
Director of Technical Maintenance (Air)
DTNA
Director Training and Naval Assistant
DTO
Director of Technical Division (Naval)
DTPG
Draw Trades Pay Group
DTPR
Director of Training Plans and Requirements (Air)
DTR
Director(ate) of Technical Research
DTSS
Dockyard Tower Signal Station
DTT
Director of Technical Training (Air)
DTTC
Dental Technical Training Centre
DU
Discrimination Unit
DUKW
Duck wagon (An amphibious six-wheeled vehicle of six-ton capacity)
DurhLI
Durham Light Infantry
DV
Diver
DVA
Department of Veterans Affairs
DVGofC
Detachment Veterans Guard of Canada
Dvr
Driver - designation or rank of a soldier who drives vehicles
DvrSigs
Driver Signals
DW
Director of Works
DWA
Director(ate) of Works and Accommodation
DWB
Director of Works and Building
DWC
Director(ate) of Works and Construction
DWD
Director of Welding Development
DWR
Director of Weapons and Tactics
DWS
Director of Women's Service
DWT
Director of Warfare and Training
DWTF
District Welfare Trust Fund
DWTO
District Weapons Training Officer
DYRCH
17th Duke of York's Royal Canadian Hussars

Military abbreviations used in service files starting with E

E
East
E&M (Coy)
Electrical and Mechanical (Company)
E&SCID
Eastern & Southern Commands Infantry Depot
EA
Enemy Action
EA
Electrical Artificer
EA
Enemy Aircraft
EA
Air Electrical Technician
EA
Electrical Technician (Air)
EA
Emergency Aerodromes
EA(No)
Distinguishing letters on files of Permanent Joint Board on Defence
EA,1c(or2c,3c,4c,5c)
Electrical Artificer, 1st Class (or 2nd, 3rd, 4th or 5th Class)
EAC
Eastern Air Command
EACC
Enemy Alien Concentration Camp
EAFC
Empty Anti-Freeze Containers
EAM
Executive Assistant to the Honourable Minister
EAM/BMO
Electrical Anti-mining Base Maintenance Officer
EAMGO
Executive Assistant to the Master General of Ordnance
EARS
Enemy Alien Receiving Station
EATS
Equipment Accounting Training School
EBSRVR
East Bengal State Railway Volunteer Rifles
EC
Eastern Canada
EC
Educational Company
ech
Echelon
ECMCourse
Electronics Countermeasures Course
ECr
Engineer Commander
ED
Efficiency Decoration
ED
Equipment Depot
ED
Excused Duties
ED&T
Exempt From Drill and Training
EDC
Elementary Driving Corps
EdmFus
Edmonton Fusiliers
EDR
Radar Display Room
EdServ
Educational Services
EDSRCASC
Echelon Division Supply, Royal Canadian Army Service Corps
EE
Electrical Engineer
EE
Exercise Eskimo
EEAD
Chief Examiner of Armament Design
EEF
Egyptian Expeditionary Force
EERCE
Experimental Establishment, Royal Canadian Engineers
EES
Eastern Examination Service
EF
Eastern Fleet
EF
Edmonton Fusiliers
EFC
Expeditionary Forces Canteens
EFERCCS
Eastern Fortress Establishment, Royal Canadian Corps of Signals
EFM
Expeditionary Force Message
EFTS
EFTS Elementary Flying Training School(s)
EGSTech
Electrical Generating Systems Technician
EGSUP
Eastern Group Supply Council
EHU
Engineer Holding Unit
EI
Essential Industry
EinC
Engineer-in-Chief
EInC
Engineer-in-Chief Naval Service
EINLO
Royal Indian Naval Liaison Officer
EIS
Equipment Issue Scale
EISIS
East Indies Merchant Shipping Intelligence
EL
Air Artificer (Electrics)
EL
Embarkation Leave
ElA/Lieut-Cdr
Electrical Acting Lieutenant-Commander
ELanR
East Lancashire regiment
ElCr
Electrical Commander
Elect
Electrician
ElL
Electrical Lieutenant
ElLCr
Electrical Lieutenant Commander
ElMTech
Electro-Mechanical Technician
ELOC
Essential Level of Capability
ElSL
Electrical Sub-Lieutenant
EM
Engineering Mechanic
EM
Electrical Mechanic
EM
Efficiency Medal
EM
Electrician's Mate
Emb
Embarked - went aboard ship for departure overseas; Canada to Britain or Canada to France
EmbL
Embarkation Leave
EmbLve
Embarkation Leave
EMH
Edmunston Military Hospital
EMH
Esquimalt Military Hospital
EMHRCAMC
Edmonton Military Hospital, Royal Canadian Army Medical Corps
EMHRCAMC
Espanola Military Hospital, Royal Canadian Army Medical Corps
Emp
Employed
Emp
Employment
Empl'd
Employed
EN
Ensign
Engn
Engineman
Engr
Engineer
Engrs
Director of Engineer Services
Engrs
Engineers
Ens
Ensign
ENSA
Entertainments National Services Association
ent
Entitled
Entg.
Entrenching
EO
Enabling Objective
EO
Engineer Officer
EOFS
Engineer Officer French Ships
EOP
Engineer Officer Personnel (Naval)
EOR
Eastern Ontario Regiment
EORCE
Executive Officer, Royal Canadian Engineers
EORD
Eastern Ontario Regimental Depot -facility in England used to assemble men and to store and administer equipment and materials
EP
Employment Platoon
EP
Estimated Position
EPB
Exercise Polar Bear
EPZ
Enter Promotion Zone
Eqpm.Ass't
Equipment Assistant
Eqpt
Equipment
Equipt(N)
Equipment Division (Naval)
ER
Engine Room Artificer
ER
Engineering Technician
ER
Elgin Regiment
ER
Essex Regiment
ERA(A)
Engine Room Artificer (Apprentice)
ERA,1c(or2c,3c,4c,5c)
Engine Room Artificer, 1st Class (or 2nd,3rd,4th or 5th Class)
ERO
Emergency Repair Officer
ERofYorkY
East Riding of Yorkshire Yeomanry
ERRatings
Engine Room Ratings
ERU
Engineer Reinforcement Unit
ES
Emergency Service
ES&W
Engineer Services & Works
ES&WCoy
Engineer Survey and Works Company
ESBD
Engineer Stores Base Depot
ESCMFGHQ
Educational Services Central Mediterranean Force General Headquarters
ESO
Embarkation Staff Officer
ESR
Essex Scottish Regiment
EssexR
Essex Regiment
EssexYeo
Essex Yeomanry
ESSRCE
Engineer Stores Section, Royal Canadian Engineers
Est
Estimates
Est
Establish, established or establishment
Estab
Establishment
ESurrR
East Surrey Regiment
ET
Electrical Technician
ETA
Estimated / Expected Time of Arrival (U.S.)
ETC
Embarkation Transit Camp
ETD
Expected Time of Departure (U.S.)
ETech
Electrical Technician
ETech(A)
Electrical Technician (Air)
ETOUSA
European Theatre of Operations, U. S. A.
ETP
Estimated Time of Departure (U.S.)
ETQMS
Engineer Technical Quartermaster Sergeant
ETU
Embarkation Transit Unit
EU
Entertainment Unit
Evac
Evacuated
Ex
Expeditionary
EXFCECAN
Expeditionary Force Canteen
Exp
Expeditionary
Exptl
Experimental
Ext Aff
External Affairs
External
Canadian Department of External Affairs (Address used in telegrams)
ExVes
Examination Vessels
EYorkR
East Yorkshire Regiment

Military abbreviations used in service files starting with F

F&E
Furniture and Effects
F&G
France and Germany
F(A)SCRCE
Field (Air) Survey Company, Royal Canadian Engineers
F/
Flight
F/C
Fire Control (Gunnery)
F/C
Flight Commander
F/FS
French Ship Manned by Fighting French
F/L
Flight Lieutenant
F/Lt
Flight Lieutenant
F/O
Flying Officer
F/S
Flight Sergeant
FA
Field Ambulance
FA
Field Artillery
FA
Financial Adviser, Joint Air Training Plan (Air)
FA/SO
Fleet Anti-Submarine Officer
FAA
Fleet Air Arm
FAB
Field Artillery Bridge
FACRCAMC
Field Ambulance Charlottetown, Royal Canadian Army Medical Corps
FAD
Field Ambulance Details
FAD(D)RCASC
Field Ambulance Details (Division) Royal Canadian Army Service Corps
FADRCAMC
Field Ambulance Detachments, Royal Canadian Army Medical Corps
FAE
Fleet Adviser of Education
FAHRCAMC
Field Ambulance Halifax, Royal Canadian Army Medical Corps
Famb
Field Ambulance
FANYC
First Aid Nursing Yeomanry Corps
FAO
Fleet Accountant Officer
FAP
Farrier Sergeant
FAP
First Aid Post
FAP
For All Purpose
FAPHRCAMC
Field Ambulance Point Hawkesbury, Royal Canadian Army Medical Corps
FARCAMC
Field Ambulance Royal Canadian Army Medical Corps
Farr
Farrier
FAS
First Army Signals
FATO
Fleet Air Arm Technical Officer
FAVO
Fleet Aviation Officer
FAW/SSRCOC
Field Artillery Workshop Section Royal Canadian Ordnance Corps
FB&JW
Forest Bush & Jungle Warfare
FBE
Floating boat equipment
FBRCA
Field Battery, Royal Canadian Artillery
FBRCACASF
Field Brigade, Royal Canadian Artillery, Canadian Active Service Force
FBRCASC
Field Bakery, Royal Canadian Army Service Corps
FBSO
Fleet Bomb Safety Officer
FC
Ferry Commands
FC
Fire Controlman
FC
Flag Captain
FC"Z"F
Fire Command "Z" Force
FCAHQPRCE
First Canadian Army Headquarters Platoon, Royal Canadian Engineers
FCAIOPCIC
First Canadian Army Intelligence Officers Pool, Canadian Intelligence Corps
FCAIS
First Canadian Army Intelligence School
FCASIGPHQ
First Canadian Army Service Increment Group Headquarters
FCASS
First Canadian Army Sniping School
FCATCCRCASC
First Canadian Army Troops Composite Company, Royal Canadian Army Service Corps
FCATRTC
First Canadian Army Troops Reinforcement Transit Camp
FCATW/SRCOC
First Canadian Army Troops Workshop, Royal Canadian Ordnance Corps
FCC
Fleet Constructor Officer
FCCP
Forage Caps Concert Panty
FCDCASS
"Forage Caps" Detachment Canadian Auxiliary Services Section
FCO
Field Cash Office
FCRCASC
Fortress Company, Canadian Active Service Force
FCRCECASF
Field Company Royal Canadian Engineers, Canadian Active Service Force
FCST
Forecast (U.S.)
FCtlmn
Fire Controlman
Fd
Field
FD
Fuel Depots
Fd Pk Coy
Field (Park) Company
Fd Pk Sqn (Tp)
Field (Park) Squadron (Troop)
Fd Svy Coy
Field Survey Company
FdAmb
Field Ambulance
FDC
Fighter Direction Centre
FDE
Final Discharge Establishment
FdeMR
Fusiliers de Mont Royal (French only)
FDL
Fusiliers de Mont Royal
FDO
Fusiliers de Sherbrooke
FDO
Fleet Dental Officer
FDS
Field Dressing Station
FDT
Fighter Direction Tenders
FduSL
Fusiliers du St. Laurent
FE
Field Engineer
FE
Financial Encumbrance
FE&MCRCE
Fortress E. & M. Company Royal Canadian Engineers
FECA
Force Eskimo C.A.
FEO
Fleet Education Officer
FEO
Fleet Engineer Officer
Fervour
Government of Canada Hong Kong (Address used in telegrams)
FES
Field Educational Section
FES
Field Experimental Station
FES
Flight Engineer School
FF
Field Force
FF
Fire Fighter
FF
Fire Fighting
FFH
Frigate, Helicopter Equipped
FFI
French Forces of the Interior
FFK
Fort Frontenac Kingston
FGCM
Field General Court-Martial
FGH
Fort Garry Horse
FGHRR
Fort Garry Horse Reserve Regiment
FGO
Fleet Gunnery Officer
Fgt
Frigate
FH
Field Hospital
FHP
Force Health Protection
FHPHIRCAMC
Fort Henry Permanent Hospital Installation, Royal Canadian Army Medical Corps
FHQS
Farnham Headquarters Staff
FI
Fireman
FIC
Fredericton Internment Camp
FID
Field Intelligence Department
FilmPL
Film Projectionist Librarian
Fin
Financial
Fin Clk
Finance Clerk
FinO
Financial Officer
Fireftr
Fire Fighter
FIS
Flying Instructors School
FIS
Foreign Intelligence Section (Naval)
FL
Flag Lieutenant
FL
Flying List
FLAMBO
Allied Forces Headquarters OR Air Force Headquarters, Advanced Administrative Echelon
FLC
Flag Lieutenant Commander
Fld
Field
Fld Eng
Field Engineer
Fld Pk Coy (or Sqn)
Field Park Company
FLD Pk Sqn
Filed Park Squadron
FLE
Fleet (U.S.)
FLE
Flight Engineer
FLO
Flag Liaison Officer
FLOT
Flotilla (U.S.)
FLS(PO)
French Liaison Service, Portsmouth
Flt
Flight
FLT
Fleet (U.S.)
Flt Eng
Flight Engineer
Flt/Sgt
Flight Sergeant
FltSLt
Flight Sub-Lieutenant
FLY
Flight (U.S.)
FM
Air Mechanic (Air Frames)
FM
Field Marshall
FMC
Mobile Command
FMHRCAMC
Farnham Military Hospital, Royal Canadian Army Medical Corps
FMHRCAMC
Fredericton Military Hospital, Royal Canadian Army Medical Corps
Fmn
Fireman
FMO
Field Marching Order
FMO
Fleet Mail Officer
FMO
Fleet Medical Officer
FMO
Fleet Meteorological Officer
FMR
Fusiliers de Mont Royal (French only)
FMR
Frontier Mounted Rifles
FND
Flinders Naval Depot
FNGB
French Navy in Great Britain
FNO
Fleet Navigating Officer
FO(S)
Flag Officer, Submarines
FOA
Field Operations Allowance
FOAM
Flag Officer Attached General Headquarters Middle East
FOC
Flag Officer Commanding
FOCOS
Flag Officer Commanding Orkneys and Shetlands
FOCRF
Flag Officer Commanding Reserve Fleet
FOCRIN
Flag Officer Commanding Royal Indian Navy
FOCS
Flag Officer Cruiser Squadron
FOCT
Flag Officer Carrier Training
FOCWAF
Flag Officer Commanding West Africa
FOEA
Flag Officer East Africa and Zanzibar
FOGMA
Flag Officer Gibraltar and Mediterranean Approaches
FOGMO
Fitting Out Gun Mounting Overseer
FOGO
Fitting Out Gunnery Officer
FOH
French Official History
FOIC
Flag Officer-in-Charge
FOICNI
Flag Officer-in-Charge, Northern Ireland
Fol
Folio
FOLEM
Flag Officer Levant and Eastern Mediterranean
FOLUS
Flag Officer Liaison with Cdr. U.S. Naval Forces
FOMHRCAMC
Fort Osborne Military Hospital, Royal Canadian Army Medical Corps
FONAS
Flag Officer Naval Air Stations
FONF
Flag Officer Newfoundland Force
FOO
Forward Observation Officer
FOOAF
Flag Officer Overseas Assault Force
FOPS
Future Operation Planning Section
For
Forestry
FOR
Force (U.S.)
Forf
Forfeits
Form
Formation
FORSCA
Flag Officer Red Sea and Canal Area
Fort (E & M) Coy
Fortress (Electrical and Mechanical) Company
FOSY
Flag Officer, Syracuse
FOTALI
Flag Officer Taranto, Royal Armoured Corps, Adriatic and for Liaison Duty With Italians
FOW, Med
Flag Officer Western Mediterranean
FOWIT
Flag Officer Western Italy
FOYE
Flag Officer, ''Y'' Entries
FP
Field Punishment
FPB
Force Polar Bear
FPCRCE
Field Park Company, Royal Canadian Engineers
FPCRCE(AP)
Field Park Company, Royal Canadian Engineers (Advance Party)
FPNo(or#)1or2
Field Punishment Number One or Two
FPO
Fire Prevention Officer
FPS
Fixed Period of Service
FPSRCE
Field Park Squadron, Royal Canadian Engineers
FPSRCE(A)D
Field Park Squadron, Royal Canadian Engineers (Armoured) Division
FPTCRCE
Field Park Troop Company, Royal Canadian Engineers
FR
Fishermen's Reserve
FR&I
Financial Regulations & Instructions
FR(S-P)RCA
Field Regiment (Self-Propelled), Royal Canadian Artillery
Fr,Fro
From
FRA
Freetown Area
Frac
Fractured - medical term for a broken bone
FRADO
Fleet Radar Officer
Freq
Frequency
Fri
Frigate
FRMO
Fleet Royal Marine Officer
FRO
Fleet P. and Radio Telephony Officer
FRRCHA
Field Regiment, Royal Canadian Horse Artillery
FS
Financial Superintendent
FS
Flat Scow
FS
Flight Sergeant
FSA
Fleet Signal Assistant
FSA
Food Service Attendant
FSBRCA
Flash Spotting Battery, Royal Canadian Artillery
FSC
Farnham Summer Camp
FSDRCE
Field Survey Depot, Royal Canadian Engineers
FSgt
Flight Sergeant
FSjt
Flight Sergeant
FSMO
Field Service Marching Order
FSO
Fleet Signal Officer
FSP
Foreign Service Premium
FSqn
Fighter Squadron (Royal Canadian Air Force)
FSR
Field Service Regulations
FSRCCS
Fortress Signals, Royal Canadian Corps of Signals
FSRCE
Field Squadron, Royal Canadian Engineers
FSS
Field Security Section
FSSCRU
Field Security Section Canadian Reinforcement Unit
FST
Forward Surgical Team
FSVC
Food Services
FT
French Translator
FTC
Field Trials Camp
FtCdt
Flight Cadet
FTCE
Field Troop Canadian Engineers
FTO
Fleet Torpedo Officer
FTO
French Technical Officer
FtPayr
Fleet Paymaster
FtrCOp
Fighter Control Operator
FTS
Flying Training School
FTU
Ferry Training Unit
Furl
Furlough
Fus
Fusilier(s)
FusDuSher
Fusiliers de Sherbrooke (French only)
FW
Fighter Wing
FW
Foreman of Works
FW/SRCOC
Fortress Workshop, Royal Canadian Ordnance Corps
FWA
Fleet Wireless Assistant
Fwd
Forward or Forwarded
Fwm
Forewoman
FWO
Fleet Wireless Officer
FWTCRCA
Fortress Weapon Training Camp, Royal Canadian Artillery
FY
Patrol Vessel, Yacht (U.S.)
FYA
Fort York Armouries

Military abbreviations used in service files starting with G

G
General Staff Branch of the Staff
G
Gunnery
G (Ops)
General Staff (Operations)
G&SF
Grey & Simcoe Foresters
G/C
Group Captain
GA
Gunnery Armourer
GAF
Granted Annual Furlough
GAT
Guantanamo-Trinidad convoy
GB
Garrison Battalion
GBCODRCOC
Goose Bay Company Ordnance Depot, Royal Canadian Ordnance Corps
GBD
Goose Bay Defences
GBE
Knight Grand Cross of the Order of the British Empire
GBMS
Great Britain Merchant Ships (a wireless message routine)
GBSRCASC
Goose Bay Section, Royal Canadian Army Service Corps
GC
George Cross
GC
Greek Catholic
GC
Good Conduct Badge - award for good conduct during service
GCACon
Ground Controlled Approach Controller
GCB
Knight Grand Cross of the Order of the Bath
GCCS
Government Code and Cypher School
GCM
General Court Martial
GCMG
Knight Grand Cross of the Order of St.Michael and St.George
GCMG
Knight Grand Cross of St. Michael and St. George
GCT
Greenwich Civil Time
GCVO
Knight Grand Cross of the Royal Victorian Order
GD
General Duties
GD
Group Duties
Gdefmn
Ground Defenceman
Gdfk
Goldflake
GDL&RS
Guard Detachment Lanark & Renfrew Scottish Regiment
Gdsm
Guardsman
GDSMGR
Guards Machine Gun Regiment
GE
Garrison Engineer
GEC
General Employment Company
Gen
General - commanding officer at division or corps level
Gen Hosp
General Hospital
Gen Pnr Coy
General Pioneer Company
Geo
Geographical Section, General Staff
GF
Operation ''Goldflake''
GFORCE
Labrador
GGBG
Governor General's Body Guard
GGDS
Grenadier Guards
GGFG
Governor General's Foot Guards (Now 21st Armoured Regiment)
GGHG
Governor General's Horse Guards
GH
General Hospital
GHMHRCAMC
Gordon Head Military Hospital, Royal Canadian Army Medical Corps
GHQ
Group Headquarters
GHQ
General Headquarters - command centre from which corps or army commanders direct the war
GHQ&LofCTSI
General Headquarters and Line of Communication Troops Service Increment
GHQEIC
General Headquarters Echelon Indian Command
GHQRUHofC
General Headquarters Reconnaissance Unit Highlanders of Canada
GHQSWPA
General Headquarters South West Pacific Area
GHRCAMC
General Hospital, Royal Canadian Army Medical Corps
GI
Gunnery Instructor
GIRO
General Instructions Routing Officers
GIS
Ground Instructors School
GJL
Granted Jewish Leave
GlamYeo
Glamorgan Yeomanry
GLICHRCAMC
Grande Ligne Internal Camp Hospital, Royal Canadian Army Medical Corps
GloucR
Gloucestershire Regiment
GLS
General Labour Section
GM
George Medal
GMA
Gibraltar, Morocco Area
GMHRCAMC
Gaspe Military Hospital, Royal Canadian Army Medical Corps
GMHRCAMC
Gravenhurst Military Hospital, Royal Canadian Army Medical Corps
GMO
Gun Mounting Overseer
GMP
Garrison Military Police
GMT
Greenwich Mean Time
GN
Guantanamo-New York convoy
GNA
Greek Naval Attache
GNLO
Greek Naval Liaison Officer
Gnr
Gunner - lowest rank in the Royal Canadian Artillery (equivalent to private)
G'nr
Gunner - lowest rank in the Royal Canadian Artillery (equivalent to private)
GO
Greek Orthodox (Church)
GO
Gunnery Officer
GO
General Order
GO(s)
General Order(s)
GOC
General Officer Commanding - highest ranking general, usually at corps level
GOC (in C)
General Officer Commanding (in Chief) - highest ranking general, usually at corps level
GOCHMSRCAMC
Garnons Officers Convalescent Home Military Staff, Royal Canadian Army Medical Corps
GOCinC
General Staff (Operations)
GOCRA
General Officer Commanding Royal Artillery
GOCRM
General Officer Commanding Royal Marines
GOH
German Official History
GOR
Gun Operational Room
GordHighrs
Gordon Highlanders
GOSShip
Norwegian Whaler
Gov-Gen
Governor General
Gp
Group
GPCRCE
General Pioneer Company, Royal Canadian Engineers
GPL
Granted Privileged Leave
GPMHRCAMC
Grande Prairie Military Hospital, Royal Canadian Army Medical Corps
GPO
Gun Position Officer
GPOA
Gun Position Officer Assistant
GPSRCE
General Pioneer Section, Royal Canadian Engineers
GR
Group (US)
GRC
Graves Registration Cross
GreySimFor
Grey & Simcoe Foresters
Grn
Garrison
GRO
General Routine Order
GRP
Group
GRS
General Reconnaissance School
GRS
General Reconnaissance Squadron
GRSTD
Gun Room Steward
GRT
Gross Registered Tonnage
GRU
General Reinforcement Unit
GS
Greek Ship
GS
Greenland-Sydney Convoy
GS
General Staff
GS
General Service
GSB
General Staff Branch
GSC
Gunnery Staff Course
GSF
Gulf Sea Frontier
GSGS
Geographical Section General Staff
GSL
Granted Short Leave
GSO
General Staff Officer
GSO
General Staff Order
GSO 1, 2, or 3
General Staff Officer, 1st, 2nd or 3rd Grade
GSO1
General Staff Officer, Grade 1
GSP
General Staff Planning
Gsr
Greaser
GSSR
General Service Special Reserve
GSW
Gun Shot Wound - wound caused by a bullet
GTC
Government Telegraph Code
GTC(RCASC)CD
General Transport Company, (Royal Canadian Army Service Corps), Canadian Division
Gtd
Granted
GU
Gunner
GU
Gibraltar-United States Convoy
GUI
Guide
Gunner (T)
Torpedo Gunner
GV
Gate Vessels
GWCBD
"G" Wing Canadian Base Depot
GWCFC
General Workshop, Canadian Field Company OR Canadian Forestry Corps
GZ
Guantanamo-Panama convoy

Military abbreviations used in service files starting with H

H&NPAO
Hamilton & Niagara Peninsula Area Orders
H&PER
Hastings & Prince Edward Regiment
H(21AG)
Hospitalization Central Mediterranean Force (Allied Armies Italy)
H/
Honourary (Rank)
H/
Honorary (Rank)
H/
Honorary or Honourable
H/Capt
Honorary Captain
H/Capt
Honorary Captain (Canadian Chaplain Service)
H/F
High Frequency
HA
Honours & Awards (Records)
HA
Hygiene Assistant
HA
Halifax-Aruba convoy
HA(A)DRCE
Headquarters (Armoured) Division, Royal Canadian Engineers
HA/LA
High Angle, Low Angle (gunnery)
HAA
Heavy Anti-Aircraft
HAABRCA
Heavy Anti-Aircraft Battery, Royal Canadian Artillery
HAAR(M)RCS
Heavy Anti-Aircraft Regiment (Mobile) Royal Canadian Signals
HAARSRCASC
Heavy Anti-Aircraft Regiment Section, Royal Canadian Army Service Centre
HAARW/SRCEME
Heavy Anti-Aircraft Regiment Workshop, Royal Canadian Electrical and Mechanical Engineers
HAARW/SRCOC
Heavy Anti-Aircraft Regiment Workshop Section, Royal Canadian Ordnance Corps
HAC
Honourable Artillery Company
HACArt
Honourable Artillery Company, Artillery Section
HACInf
Honourable Artillery Company, Infantry Section
HAL
Halifax Approval Letter
HalRif
Halifax Rifles
HampsR
Hampshire Regiment
HampsY
Hampshire Yeomanry
HC
Harbour Craft
HC
Headquarters Company
HC
Honorary Captain
HCB
Halifax Coast Brigade
HCC
Hospital Conveyance Corps
HCMF(AAI)
Hospitalization Central Mediterranean Force (Allied Armies Italy)
HCU
Heavy Conversion Unit
HD
Holding Depot
HD
Home Defence
HDC
Harbour Defence Craft
HDML
Harbour Defence Motor Launch
Hdmstr
Headmaster
HDPC
Harbour Defence Patrol Crafts
Hdqrs
Headquarters
HE
Holding Establishment
HE
High Explosive
HE
His/Her Excellency
HEP
Height Filtering Position
HerefordR
Herefordshire Regiment
HertsR
Herefordshire Regiment
HF
Harassing Fire
HF
Home Fleet
HF/DF
High Frequency Direction Finding
HFSC
Headquarters Farnham Summer Camp
HG
Home Guard
HGHRCAMC
Horley General Hospital, Royal Canadian Army Medical Corps
HHT
House Hunting Trip
HighCycBn
Highland Cyclist Battalion
HighLI
Highland Light Infantry
HKRgt
Hong Kong Regiment
HKS
Hong Kong and Singapore
HKVDC
Hong Kong Volunteer Defence Corps
HLD
Higgins Tank Lighter
HLI
(29th Regiment) Highland Light Infantry of Canada
HLIofC
Highland Light Infantry of Canada
HLMHRCAMC
Howe Lake Military Hospital
HLVW
Heavy Logistics Vehicle Wheeled
HM
Hull Mechanic
HM(C)S
His/Her Majesty's (Canadian) Ship
HMA
Honorary Major
HMAT
His/Her Majesty's Auxiliary Transport
HMB
Heavy Mortar Battery
HMCoastGd
His/Her Majesty's Coast Guard
HMCS
His/Her Majesty's Canadian Ship
HMFD
Having Moved From District
HMG
Heavy Machine Gun
HMHRCAMC
Hamilton Military Hospital, Royal Canadian Army Medical Corps
HMHRCAMC
Huntingdon Military Hospital, Royal Canadian Army Medical Corps
HMHRCAMC
Halifax Military Hospital, Royal Canadian Army Medical Corps
HMS
His/Her Majesty's Ship - vessel under the control of the Royal Navy
HMS
His/Her Majesty's Service
HMT
His/Her Majesty's Transport
HMT
His/Her Majesty's Troopship - designated ship carrying troops between Canada and England and England and France
HMTS
His/Her Majesty's Troopship - designated ship carrying troops between Canada and England and England and France
HNU
Head Nurse
HO
Hospital Orderly
Hon
Honourable
Hon
Honorary
HONO
Honolulu (U.S.)
HOSE
Hospital Sergeant
Hosp
Hospital - designated location where soldiers receive medical treatment
HouseholdBn
Household Battalion
HOW
Howitzer - an artillery weapon (various calibres) capable of firing shells in a low or high arc
HPC
Harbour Patrol Crafts
HPMC
Hasting Park Military Camp
HQ
Headquarters - command centre for a military unit in the field (company level and above)
HQ"C"F
Headquarters ''C'' Force
HQ&BD
Headquarters & Base Details
HQ(A)D
Headquarters (Armoured) Division
HQ1stD
Headquarters 1st Division
HQ2CdnAGRA
(Headquarters 2 Canadian) Army Group Royal Artillery
HQAAB
Headquarters Anti-Aircraft Brigade
HQAABRCA
Headquarters Anti-Aircraft Brigade, Royal Canadian Artillery
HQAC
Headquarters Atlantic Command
HQACS
Headquarters Atlantic Command Signals
HQADGB
Headquarters, Air Defence Great Britain
HQATAFCA
Headquarters Army Troops Area First Canadian Army
HQATD
Headquarters Army Troops Details
HQATSSRCS
Headquarters Army Terminals Signal Section, Royal Canadian Signals
HQ''B"GCHU
Headquarters ''B'' Group Canadian Holding Unit
HQBC
Headquarters Bomber Command
HQBD(GS&AS)
Headquarters Botwood Defences (General Staff & Administrative Staff)
HQBTNI
Headquarters British Troops in Northern Ireland
HQBU
Headquarters Base Unit
HQCA
Headquarters Coastal Command
HQCAA&A-TGRCA
Headquarters Canadian Anti-Aircraft & Anti-Tank Group, Royal Canadian Artillery
HQCAC
Headquarters Canadian Armoured Corps
HQCACRCASC
Headquarters Canadian Artillery Company, Royal Canadian Army Service Corps
HQCADARCA
Headquarters Canadian Armoured Division Artillery, Royal Canadian Artillery
HQCADREME
Headquarters Canadian Armoured Division, Royal Electrical and Mechanical Engineers
HQCAGRCA
Headquarters Canadian Artillery Group, Royal Canadian Artillery
HQCAMG
Headquarters Canadian Army Meteorological Group
HQ-CAPO(GS&AS)
Headquarters - Canadian Army Post Office (General Staff & Administrative Staff)
HQCATB
Headquarters Canadian Army Tank Brigade
HQCC
Headquarters Canadian Corps
HQCCARCA
Headquarters Canadian Corps Artillery, Royal Canadian Artillery
HQCCATRCASC
Headquarters Canadian Army Troops, Royal Canadian Army Service Corps
HQCCCTCRCASC
Headquarters Command Canadian Corps Transport Column, Royal Canadian Army Service Corps
HQCCE
Headquarters Canadian Constructional Engineers
HQCCGTC
Headquarters Command Canadian General Transport Column
HQCCIDRCASC
Headquarters Command Canadian Infantry Division, Royal Canadian Army Service Corps
HQCCTRCE
Headquarters Canadian Corps Troops, Royal Canadian Engineers
HQCCTREME
Headquarters Canadian Corps Troops, Royal Electrical and Mechanical Engineers
HQCCTTCRCASC
Headquarters Canadian Corps Tank Transporter Column, Royal Canadian Army Service Corps
HQCDECA(OS)
Headquarters Canadian Divisional Engineers, Canadian Artillery OR Canadian Army (Overseas)
HQCDRCASC
Headquarters Canadian Division, Royal Canadian Army Service Corps
HQCDREME
Headquarters Canadian Division, Royal Electrical and Mechanical Engineers
HQCEWRCE
Headquarters Chief Engineer Works, Royal Canadian Engineers
HQCFC
Headquarters Canadian Forestry Corps
HQCFN
Headquarters Canadian Forces in the Netherlands
HQCIB
Headquarters Canadian Infantry Brigade
HQCID
Headquarters Canadian Infantry Division
HQCProC
Headquarters Canadian Provost Corps
HQCPS
Headquarters Canadian Postal Services
HQCRCASCCCT
Headquarters Commander, Royal Canadian Army Service Corps, Canadian Corps Troops
HQCRCEMEFCAT
Headquarters Commander, Royal Canadian Electrical and Mechanical Engineers, First Canadian Army Troops
HQCRTCRCS
Headquarters Canadian Railway Telegraph Company, Royal Canadian Signals
HQCRU
Headquarters Canadian Reinforcement Unit
HQD
Headquarters Details
HQDCDCA
Headquarters Deputy Commander First Canadian Army
HQ''D''GRU
Headquarters ''D'' Group Reinforcement Unit
HQDIZB
Headquarters Details Infantry "Z" Brigade
HQDPCAPO
Headquarters Defended Port Canadian Army Post Office
HQDPofS
Headquarters Defended Port of Sydney
HQDPofSJ
Headquarters Defended Port of Saint John
HQDRCA
Headquarters Division, Royal Canadian Artillery
HQDRCASC
Headquarters Division, Royal Canadian Army Service Corps
HQDRCE
Headquarters Division, Royal Canadian Engineers
HQDRCE(AA)
Headquarters Division, Royal Canadian Engineers, (Active Army)
HQDRCE(RA)
Headquarters Division, Royal Canadian Engineers, (Reserve Army)
HQEAFME
Headquarters Royal Air Force, Middle East
HQEF
Headquarters Esquimalt Fortress
HQFCA
Headquarters First Canadian Army
HQFCACAS
Headquarters First Canadian Army Civil Affairs Staff
HQFCASRCS
Headquarters First Canadian Army Signals, Royal Canadian Signals
HQFCATC
Headquarters First Canadian Army Training Camp
HQFCATC
Headquarters First Canadian Army Transport Column
HQFMCCC
Headquarters Field Maintenance Centre Canadian Corps
HQFMCRCASC
Headquarters Field Maintenance Centre, Royal Canadian Army Service Corps
HQGB
Headquarters Greek Bridge
HQGCTU
Headquarters Group Canadian Training Units
HQGD
Headquarters Gaspe Defences
HQHF
Headquarters Home Forces
HQHFRCA
Headquarters Halifax Fortress, Royal Canadian Artillery
HQLA-CWAC
Headquarters London Area - Canadian Women's Army Corps
HQMARCA
Headquarters Medium Artillery, Royal Canadian Artillery
HQMD
Headquarters Military District
HQMD#1
Headquarters Military District # 1
HQMD#2H&NPC
Headquarters Military District # 2, Hamilton & Niagara Peninsula Command
HQMD#3,K
Headquarters Military District # 3, Kingston
HQMDNo2(NCD)
Headquarters Military District No. 2 (Niagara Camp Details)
HQMDVB
Headquarters Military District Vancouver Barracks
HQNWACAF
Headquarters North-West African Coastal Air Force
HQPC
Headquarters Pacific Command
HQPRD
Headquarters Prince Rupert Defences
HQRCAF
Headquarters Royal Canadian Air Force
HQRCD
Headquarters Reconstituted Canadian Division
HQRCECAT
Headquarters, Royal Canadian Engineers, Canadian Army Troops
HQRCEMECCT
Headquarters, Royal Canadian Electrical and Mechanical Engineers, Canadian Troops
HQRCEWO
Headquarters, Royal Canadian Engineers, Works Organization
HQS (No)
Distinguishing letters on files of National Defence Headquarters (Army), Ottawa
HQS&CD
Headquarters Sydney and Canso Defences
HQS&S-S
Headquarters Staff and Sub-staff
HQS(H)CAD
Headquarters Squadron (Hussars) Canadian Armoured Division
HQSAD
Headquarters Squadron Armoured Division
HQSATB (AD)
Headquarters Squadron Army Tank Brigade (Armoured Division)
HQSATB (NBRT)
Headquarters Squadron Army Tank Brigade (New Brunswick Regt. Tank)
HQSCABAP
Headquarters Squadron Canadian Armoured Brigade Advance Party
HQSCNPHQRCS
Headquarters Signals Company, National Defence Headquarters Royal Canadian Signals
HQSD
Headquarters Shelburne Defences
HQSD(CB)CADAF
Headquarters Squadron Details (Camp Borden), Canadian Armoured Division Active Force
HQSF
Headquarters Sydney Fortress
HQSG
Headquarters Support Group
HQSGCAD
Headquarters Support Group Canadian Armoured Division
HQSHDCAPO
Headquarters St. John's Defences Canadian Army Post Office
HQSMD
Headquarters Staff Military District
HQSPC
Headquarters Staff Petawawa Camp
HQS-SDTA
Headquarters Sub-Staff Dunburn Training Area
HQSVC
Headquarters Staff Valcartier Camp
HQTC
Headquarters Tracadie Camp
HQV&EF
Headquarters Victoria & Esquimalt Fortress
HQVB
Headquarters Vancouver Barracks
HQVD
Headquarters Vancouver Defences
HQVGofC
Headquarters Veterans Guard of Canada
HR
Halifax Rifles
HR
Hospital Records
HR
Human Resources
HRH
His/Her Royal Highness
HRR
Heals Rifles
Hrs
Hours
HRS
Heavy Repair Shop
HRS
Hussars
HRW(MT)RCASC
Heavy Repair Workshop (Mechanical Transport) Royal Canadian Army Service Corps
HS
Home Sister
HS
Hellenic Ship
HSBPT
High Speed Battle Practice Target
HSCRFU
Home Security Course Reserve Fleet Units
HSS
Hospital Staff Sergeant
HST
Hospital Steward
HSTS
High Speed Target Service
HT
Halifax-Trinidad Convoy
HT
Hull Technician
HT
Horse Transport
HTech
Hull Technician
HTM
Heavy Trench Mortar
HTS
Heavy Transport Squadron
HU
Holding Unit
HuntsCyclistBn
Huntingdonshire Cyclist Battalion
Hvy
Heavy
HWE
Home War Establishment
Hwr
Howitzer
HX
Halifax (New York) to United Kingdom Convoy
HXF
Fast Halifax (New York) to United Kingdom Convoy
Hy
Heavy
Hyg
Hygiene
HygTech
Hygiene Technician

Military abbreviations used in service files starting with I

I
Intelligence Branch of the General Staff
I
Interrogation
I (b)
Secret Service Branch of the General Staff
I"E"toHQCT
Increment ''E'' to Headquarters Canadian Troops
I(A)HQCAGRA
Increment (A) Headquarters Canadian, Army Group Royal Artillery
I/C
In Charge
IAF
Inspector of Admiralty Fuel
IAM
Institute of Aviation Medicine
IAS
Infantry Assault Ships
IATC
Infantry Advanced Training Center
I''A''toCSGHQEAP
Increment ''A'' to Canadian Section
IAW
In Accordance With
IBD
Infantry Base Depot
IBDCASF(LS)
Infantry Base Depot, Canadian Active Service Force, (Lorne Scots)
IBDP
Infantry Brigade Defence Platoon
IBLAD
Infantry Brigade Light Aid Detachment
IBofUK&C
Inspection Board of United Kingdom & Canada
IBRS
Infantry Brigade Recce Squadron
IBSS&WT
Infantry Brigade Signals Section & Wireless Telegraphy
IC
Instructional Cadre
IC
Internment Camp
IC
In Command
ICB
Inspection of Contract Built Ships
ICB
Inspector of Contract Built Ships
ICB
Inspector of Contract Built Ships (Naval)
ICCDP
Iceland Coastal Command Daily Programme
ICCFS
Inspecting Captain Of Coastal Force Schools
ICCPC
Internment Camp Canadian Provost Corps
ICCSSMedal
International Commission of Control and Supervision Service Medal (Vietnam)
ICE
Integrated Clothing Ensemble
ICEPAT.
Iceland Patrol (U.S.)
ICFPC
Increment Canadian Field Punishment Camp
ICI
Imperial Chemical Industries
ICMHRCAMC
Internment Camp Military Hospital, Royal Canadian Army Medical Corps
ICSCS Medal
International Commission for Supervision and Control Service Medal (Indo China)
IDE
Imperial Defence College or Inter-Department Cypher
IdentTech
Identification Technician
IDGHRCAMC
Infectious Diseases General Hospital, Royal Canadian Army Medical Corps
IE
Increased Endurance
IE
Intermediate Engagement
IECS
Improved Environmental Clothing System
IETech
Instrument Electrical Technician
IF
Irish Fusiliers
IFofC
Irish Fusiliers of Canada (11th Regiment)
IFPP
No. 1 Ferry Pilots Pool
IFS
Instrument Flying School
IG(CC)
Inspector-General (Central Canada)
IGC
Imperial General Council
IGds
Irish Guards
I-GEC(A)
Inspector-General Eastern Canada (Army)
IGTCAC
Instructors Gunnery Team, Canadian Armoured Corps
IHU
Infantry Holding Unit
IMD
Indian Medical Department
IMHRCAMC
Ipperwash Military Hospital, Royal Canadian Army Medical Corps
Imp
Imperial
IMS
Indian Medical Service
IMTU
Inspector of Machine Tool Utilisation
In
Inch
IN
Inspector
INAITCoy
Infantry Brigade AIT Company
Incl
include, included, inclusive or including
ind
independent
IndefLve
Indefinite Leave
indep
independent
Inf
Infantryman
Inf
Infantry
Infmn
Infantryman
INFO
Information
Inj
Injured
INO(W)
Inspector of Naval Ordnance (Woolwick)
Inspr
Inspector
inst
Instruct, instructed, instruction or instructor
Instr
Instruction(al)
Instr(s)
Instructor(s)
InstrCr
Instructor Commander
int
Intelligence
INT
Interpreter
Int.
General Staff Officer 1 (Intelligence)
IntC
Internment Camp
INTEL
Intelligence (U.S.)
IntOp
Intelligence Operator
Intrep
Intelligence Report
inv
Invalid
Inv"wd"
Invalided Wounded - a soldier transferred away from the front as a result of wounds received in action
INWE
Infantry North West Echelon
IO
Intelligence Officer
I-O
Infantry Officers
IO/SB.C.D.C.
Intermediate Overseas Base, Canadian Dental Corps OR Canadian Disciplinary Centre
IOA
Indian Ocean Area
IOB
Inspector of Booms (Naval)
IOC
Instructional Officer Course
IODE
Imperial Order of the Daughters of the Empire
IORAS
Inspection of Reserve Army Stores
IOS
Inspector of Ordnance Services
IPB
Intelligence Preparation of Battlefield
IPC
Island Park Camp
IPO
Inshore Patrol Officer
IR
Instructor's Regiment
Ir.Fus.(VR)
Irish Fusiliers (Vancouver Regiment)
IREM
Inspector of Royal Engineer Machinery
IrGds
Irish Guards
IrofC
Irish Regiment of Canada
IRS
Intelligence Reports Section (Naval)
IRVC
Imperial Railways Volunteer Corps
IS Tech
Integral Systems Technician
IS.C.B.
Inter-Service Communications Board (U.S.)
ISC
Inter Service Committee
ISC
Inter-Service Cypher
ISC
Indian Staff Corps
ISCC
Infantry Section Commander's Course
ISCO
Intelligence Section, Combined Operations
ISF
Internal Security Force
ISHQCC
Intelligence Section Headquarters Canadian Corps
ISO
Imperial Service Order
ISp
Intelligence Specialist
ISTAR
Intelligence, Surveillance, Target Acquisition and Reconnaissance
ISTD
Inter-Service Topographical
ISTDC
Interservice Training Defence Centre
IT
Instructional Technique
ITB
Infantry Training Battalion
ITC
Infantry Training Centre
ITC(R)
Infantry Training Centre (Reserve)
ITD
Infantry Training Depot
ITDUCIC
Infantry Training Demonstration Unit, Canadian Infantry Corps
ITech
Instrument Technician
ITM
Inspector of Torpedoes and Mines
ItoHQCC
Increment to Headquarters Canadian Corps
ItoHQCID
Increment to Headquarters Canadian Armoured Division
ITS
Initial Training School
IW.C.B.D.
'I'' Wing Canadian Base Depot
IWBB
Improvised Widened Bailey Bridge
IWDRE
Inland Waterways & Docks, Royal Engineers
IWGC
Imperial War Graves Commission
IWT
Inland Water Transport
IYB
Imperial Yeomanry Bearer
IYH
Imperial Yeomanry Hospital

Military abbreviations used in service files starting with J

J
Jewish
JABCA
Joint Atomic, Biological and Chemical Defensive Warfare School
JAG
Judge Advocate General
JAN
Joint Army & Navy Radio Procedure
JATP
Joint Air Training Plan
JEW
Jewish
JFHQ
Joint Force Headquarters
JIMRTTRG
Job Inspector Mechanical Relations Transportation Training
JINSTOR
Job Instructor
JIX
Unclassified Ships (U.S)
JLS
Junior Leader's School
JLS
Japanese Language School
JLTC
Junior Leader's Training Centre
JMC
Johnson Method of Coaching
JMHRCAMC
Joliette Military Hospital, Royal Canadian Army Medical Corps
JMT
Job method training
Joiner
Joiner
JP
Joint Planners
JR
Régiment de Joliette (available in french only)
JRT
Job Relations Training
JSC
Joint Services Committee
JSM
Joint Staff Mission
JSU
Junior Sergeant
JTC
Jasper Training Camp
JTF2
Joint Task Force 2
JWEC
Junior War Establishments Committee
JWPS
Joint War Production Staff

Military abbreviations used in service files starting with K

k
knots
K
King or King's
K&BMHRCAMC
Kingston & Barriefield Military Hospital, Royal Canadian Army Medical Corps
KAR
King's African Rifles
KBO
Kildare Barracks Ottawa
KBR
Kellogg Brown and Root
KC
King's Commendation
KCB
Knight Commander of the Order of the Bath
KCMG
Knight Commander of the Order of St. Michael and St. George
KEdwH
King Edward's Horse
Kent R
Kent Regiment
KentCycBn
Kent Cyclist Battalion
KG
Knight of the Order of the Garter
KHM
King's Harbour Master
KIA
Killed In Action - designation of how a soldier died
KMB
Kabul Multi-National Brigade
KMHRCAMC
Kingston Military Hospital, Royal Canadian Army Medical Corps
KMHRCAMC
Kitchener Military Hospital, Royal Canadian Army Medical Corps
KMW
Senior Polish Naval Officer in London
KORC
King's Own Rifles of Canada
KORofC
King's Own Rifles of Canada
KOSB
King's Own Scottish Borderers
KOYLI
King's Own Yorkshire Light Infantry
KPHIRCAMC
Kingston Permanent Hospital Installation, Royal Canadian Army Medical Corps
KPIB
Key Points Investigation Bureau
KR
King's Regulations
KR
Kent Regiment
KR&ACI
King's Regulations & Air Council Instructions
KR&AI
King's Regulations & Admiralty Instructions
KR&O
King's Regulations and Orders
KRandAI
King's Regulations and Admiralty Instructions
KRCN
King's Regulations for the Government of the Canadian Naval Service
KRR
King's Royal Rifle Corps
KRRC
King's Royal Rifle Corps
KRRifC
King's Royal Rifle Corps
KSLI
King's Shropshire Light Infantry
KTDRCA
Kine Theodolite Detachment, Royal Canadian Artillery
KTS
Composite Training School (Royal Canadian Air Force)
KUF
Polish Drafting Officer, London

Military abbreviations used in service files starting with L

L
Lieutenant
L of C
Line(s) of Communication
L&RSGD
Lanark & Renfrew Scottish Guard Detachment
L&RSR
Lanark & Renfrew Scottish Regiment
L&WRegt
Lincoln & Welland Regiment
L/
Lance (rank)
L/
Leading
L/Bdr
Lance Bombardier
L/Cpl
Lance Corporal
L/S
Leading Seaman
L/SA
Leading Stores Assistant
L/Sgt
Lance Sergeant
L/Sjt
Lance Sergeant
L/Sto
Leading Stoker
LaA
Light Aid Detachment
LAA
Light Anti-Aircraft
LAARPRCASC
Light Anti-Aircraft Regiment Platoon, Royal Canadian Army Service Corps
LAARRCA
Light Anti-Aircraft Regiment, Royal Canadian Artillery
LAARSRCASC
Light Anti-Aircraft Regiment Section, Royal Canadian Army Service Corps
LAARSS
Light Anti-Aircraft Regiment Signals Section
LAARW/SSRCOC
Light Anti-Aircraft Regiment Workshop Section, Royal Canadian Ordnance Corps
LAATTRCA
Light Anti-Aircraft Training Troop, Royal Canadian Artillery
LAB
Light Armoured Battery
LabCorps
Labour Corps
LAC
Leading Aircraftman
LAD
Light Aid Detachment
LADC
Lieutenant Aide-de-Camp
LADCAPCS
Light Aid Detachment Canadian Armoured Personnel Car Squadron
LADRCEME
Light Aid Detachment, Royal Canadian Electrical and Mechanical Engineers
LADRCOC
Light Aid Detachment, Royal Canadian Ordnance Corps
LAFO
Laboratory Foreman
LanarkYeo
Lanarkshire Yeomanry
LanFus
Lancashire Fusiliers
LAW
Leading Aircraftwoman
LBandsmn
Leading Bandsman
LBE
Landing Barge, Emergency Repair
LBF
Landing Barge, Flak
LBF
Landing Boats
LBM
Landing Boats
LBO
Landing Barge, Oiler
LBS
Landing Barge, Support
LBV(1)
Landing Barge Vehicle (Mark I)
LBV(L)(2)
Landing Barge Vehicle (Large, Mark II)
LBV(S)(2)
Landing Barge Vehicle (Small, Mark II)
LBW
Landing Barge Water
LC
Lieutenant-Colonel
LC
Landing Craft
LCA
Landing Craft Assault
LCA(HR)
Landing Craft (Hedgerow) (U.S.)
LCB(D)
Landing Craft Barge (Dumb) (U.S.)
LCB(M)
Landing Craft Barge (Mechanised) (U.S.)
LCE
Landing Craft Emergency - Repair
LCF
Levant Coast Flotilla
LCF(L)
Landing Craft, Flak (Large)
LCG(M)
Landing Craft Gun (Medium)
LCG(T)
Landing Craft Gun (Tower)
LCH
Land Craft Headquarters
LCI(L)
Landing Craft Infantry (Large)
LCI(L)
Landing Craft Infantry (Large) (U.S.)
LCI(S)
Landing Craft Infantry (Small)
LCk
Leading Cook
LCM
Landing Craft Mechanized
LCM(1)
Landing Craft Mechanised (Mark I)
LCM(2)
Landing Craft Mechanised (Mark 2) (U.S.)
LCM(3)
Landing Craft Mechanised (Mark 3) (U.S.)
LCM(W)
Landing Craft Mechanized (wood)
LCMB
Landing Craft Maintenance Base
LCMSD
Landing Craft Material Supply Depot
LCMSO
Landing Craft Maintenance Stores Officer
LCN
Landing Craft Navigational (U.S.)
LCOCU
Landing Craft Obstruction Clearance Unit
LCP(2)
Landing Craft Personnel (Mark II)
LCP(L)
Landing Craft Personnel (Large)
LCP(L)
Landing Craft Personnel (Large) (U.S.)
LCP(M)
Landing Craft Personnel (Medium) (U.S.)
LCP(R)
Landing Craft Personnel (Ramped) (U.S)
LCP(S)
Landing Craft Personnel (Small) (U.S.)
LCPL
Lance Corporal
LCr
Lieutenant Commander
LCR(L)
Landing Craft Rubber (Large)
LCR(S)
Landing Craft Rubber (Small)
LCS(L)
Landing Craft Support (Large) (U.S.)
LCS(M)(3)
Landing Craft Support (Medium, Mark III) (U.S.)
LCS(S)
Landing Craft Support (Small) (U.S.)
LCT
Landing Craft Tanks
LCT(1)
Landing Craft Tank (Mark I)
LCT(2)
Landing Craft Tank (Mark II) (U.S.)
LCT(3)
Landing Craft Tank (Mark III) (U.S.)
LCT(4)
Landing Craft Tank (Mark IV) (U.S.)
LCT(5)
Landing Craft Tank (V) (U.S.)
LCT(R)
Landing Craft Tank (Rocket)
LCV
Landing Craft Vehicle (U.S.)
LCV(2)
Landing Craft Vehicle (Mark II)
LCV(P)
Landing Craft Vehicle (Personnel)
Ldng
Leading
LDRCAPC
Lancaster Detachment Royal Canadian Army Pay Corps
LDS
Latter Day Saint Church
LeicR
Leicestershire Regiment
LeicYeo
Leicestershire Yeomanry
LeinsR
Leinster Regiment
LEME
Land Electrical and Mechanical Engineering
LER
Royal Edmonton Regiment
LF
Leave & Furlough
LF de MR
Les Fusiliers de Mont Royal (French only)
LFA
Régiment de Lévis
LFA
Le Régiment de Chateauguay
LFAA
Le Régiment de Hull
LFC
Les Voltigeurs de Québec
LFCA
Land Force Central Area (Toronto)
LFDTS
Land Forces Doctrine and Training System
LFMHRCAMC
Lesters Field Military Hospital, Royal Canadian Army Medical Corps
LFQA
Land Force Quebec Area
LFRR
Land Force Reserve Restructure
LFWA
Land Force Western Area (Edmonton)
LG
Lethbridge Garrison
LG
Lewis Gun
LG
London Gazette - official British government publication of decorations, honours and promotions
LGC
Landing Craft Control
LGDS
Life Guards
LH
Local Headquarters
LI
Light Infantry
Lieut
Lieutenant
LIJIT
Leader in Job Instruction Training
LincR
Lincolnshire Regiment
LincYeo
Lincolnshire Yeomanry
litho
Lithographic(al)
LItoCSGHQEAGp
(Legal) Increment to Canadian Section General Headquarters, Echelon Army Group
LL
Denotes that a ship is fitted for magnetic minesweeping
LLEandLLV
Landing Lighters
LLV
Loop Laying Vessel
LMB
Light Mortar Battery - front line unit of light mortars used for direct fire support
LMG
Light Machine-Gun
LMHRCAMC
Lauzon Military Hospital, Royal Canadian Army Medical Corps
LMHRCAMC
Lethbridge Military Hospital, Royal Canadian Army Medical Corps
LMHRCAMC
Lewisporte Military Hospital, Royal Canadian Army Medical Corps
LMHRCAMC
London Military Hospital, Royal Canadian Army Medical Corps
LMHRCAMC
Longueuil Military Hospital, Royal Canadian Army Medical Corps
LMS
London, Midland and Scottish (Railway)
LMU
Landline Maintenance Units
LN
Quebec-Labrador convoy
LNER
London and North-Eastern Railway
LNLanR
Loyal North Lancashire Regiment
LNNo
List of Navy Numbers
LOAC
Law of Armed Conflict
LOCO
Liaison Officers, Combined Operations
LofC
Line(s) of Communication
LofCFSPS
Line of Communication Field Security Police Station
LofCPSCPC
Line of Communication Provost Section C. Provost Corps
LofCS(P)CGRU
Line of Communication Section (Provost) Canadian General Reinforcement Unit
LofCSRCCS
Line of Communication Signals, Royal Canadian Corps of Signals
LofCTrpsSerIncr
Line of Communication Troops Service Increment
LondR
London Regiment
LonGaz
London Gazette - official British government publication of decorations, honours and promotions
LONN
Liaison Officer Norwegian Navy
Loth&BordH
Lothian and Border Horse
LOU
Localization of Units
LP
Listening Post
LPC
Last Pay Certificate
LPF
Last Post Fund
LPhoto
Leading Photographer
LPODRCOC
Longue Pointe Ordnance Depot, Royal Canadian Ordnance Corps
LPtlmn
Leading Patrolman
LR
Régiment de Lévis (French only)
LR
Layer Rating
LR
Layer Ratings
LRAM
Licentiate, Royal Academy of Music
LRdeC
Le Régiment de Chateauguay (French only)
LRdeH
Le Régiment de Hull (French only)
LS
Leading Seaman
LS
Landing Ships
LS(CASF)
Lorne Scots (Peel, Dufferin & Halton Regiment), Canadian Active Service Force
LS(Postal)
Leading Seaman (Postal)
LS(R)
Leading Seaman (Regulating)
LS(Records)
Localization Section (Records)
LSA
Leading Stores Assistant
LSA
Leading Supply Assistant
LSBA
Leading Sick Berth Attendant
LSC
Landing Ship, Carrier (Derrick-hoisting)
LSCTC
Light Scout Car Training Centre
LSD
Landing Ship, Dock (U.S.)
LSE
Landing Ship, Emergency Repair
LSgt
Lance Sergeant
LSH
Lord Strathcona's Horse (Royal Canadians) - cavalry unit first established for the South African War
LSI
Landing Ship, Infantry
LSig
Leading Signalman
LSjt
Lance Sergeant
LST
Landing Ship, Tank
LSto
Leading Stoker
LSto(FF)
Leading Stoker (Fire Fighter)
LStwd
Leading Stewart
LSVW
Light Support Vehicle Wheeled
Lt
Light
Lt
Lieutenant
Lt INF
Lieutenant Infirmiere
LtCdr
Lieutenant Commander
Lt-Col
Lieutenant-Colonel
Ltech
Electronic Technician (Sea)
LTel
Leading Telegraphist
LTO
Leading Torpedoman
LVoltdeQ
Les Voltigeurs de Québec (French only)
LVT
Landing Vehicle, Tracked
LWCA (TC)
'L'' Wing Canadian Army (Training Centre)
LWOP
Leave Without Pay and Allowances
LWP
Leave With Pay
LWtr
Leading Writer
LZ
London Division

Military abbreviations used in service files starting with M

M
Matron
M
Miscellaneous
M
Major
M
Minister, National Defence
M
Minelayer
M & D
Medals and Decorations
M & S
Munitions and Supply
M&D
Medals & Decorations - list of theatre medals or decorations received for military service, as well as special citations
M&D
Medicine and Return to Duty
M&JWS
Mountain & Jungle Warfare School
M&Wasst
Munitions and Weapons Assistant
M&Wtech
Munitions and Weapons Technician
M(N)
Minister for Naval Services
M(No)
Captain "M" (Number) Mine Laying Squadron
M/A
Meal Allowance
M/F
Medium Frequency
m/n
Marginally Named
M/S
Minesweeper(s)
M/SAux
Minesweepers Auxiliary
M/SBan
Minesweepers Bangor
M/SBas
Minesweepers Bassett
M/SMotor
Minesweepers Motor
M/SWood
Minesweepers Wooden
M/T
Motor Transport
M1
Army Service Corps, Mechanical Transport Section
M2
Army Service Corps, Electricians
MA
Meal Allowance
MA
Medical Assistant
MA
Master
MA/SBI
Motor Torpedo Boat fitted with asdic set and depth charges
MA/STU
Mobile Asdic Training Unit
MAA
Medium Anti Aircraft (Royal Canadian Artillery)
MAA
Master at Arms
MAAF
Mediterranean Allied Air Forces
MAC
Motor Ambulance Convoy
MAC
Minesweeping Craft
MAC
Merchant Aircraft Carriers
MAC
Merchant-Ship Aircraft Carrier
MAC
Minesweeping Attendant
MAC
Motor Ambulance Car or Convoy
Mach
Machinist
MachAccOp
Machine Accounting Operator
MACR(A)D
(Manitoba) Armoured Car Regiment (Armoured) Division
MACRCAMC
Motor Ambulance Convoy, Royal Canadian Army Medical Corps
MACRI
Maritime Atlantic Coastal Routing Instructions
MAD
Magnetic Air Detector
mag
Magazine
Mag
Magnetic
MAGU
Master Gunner
maint
Maintain, maintained or maintenance
Maj
Major
Maj-Gen
Major-General
MAMS
Mobile Air Movement Section
Man
Manitoba
ManchR
Manchester Regiment
MANSR
Miramichi Area North Shore Regiment
MAO
Medical Associate
MARCOM
Maritime Command
MARE
Maritime Engineering
MarEngT
Marine Engineering Technician
MARI
Mercantile Atlantic Routing Instructions
MARS
Maritime Surface and Sub-surface
MARURCOC
Mobile Ammunition Repair Unit, Royal Canadian Ordnance Corps
MATP
Mobilization Assignment Training Plan
MB
Motorboat
MB
Medal of Bravery
MB
Military Band
MB(EGB)
Military Band (Esquimalt Garrison Band)
MB(M)
Motordrome Barracks (Montreal)
MBC
Motorboat Crewman
MBE
Member of the Order of the British Empire
MBE
Order of the British Empire (Member)
MBLRCAMC
Mobile Bacteriological Laboratory, Royal Canadian Army Medical Corps
MBM1
Soldiers Pay Book
MBRCA
Medium Battery, Royal Canadian Artillery
MBSSM
Medical Board Sault St. Marie
MBTC
Mines Booby Traps Course
MBURCOC
Mobile Bath Unit, Royal Canadian Ordnance Corps
MC
Military Cross - award given to officers for specific act(s) of bravery, or for meritorious service
MC
Memorial Cross
MC
Mobile Canteen
MC
Motorcycle
MC
Motorcycle Course
MC of S
Military College of Science
MC(I)
Mule Convoy (India)
Mc/s
Megacycles per second
MCC
Military Career Counsellor
MCD
Manager Constructive Dept.
MCDV
Maritime Coastal Defence Vessel
MCH
Malton Convalescent Hospital
MCI
Mercantile Convoy Instructions
MCMHRCAMC
Maple Creek Military Hospital, Royal Canadian Army Medical Corps
MCMHRCAMC
Macdonald College Military Hospital, Royal Canadian Army Medical Corps
MCRCAMC
Medical Centre, Royal Canadian Army Medical Corps
MCS(C)
Movement Control Staff (Canada)
MCS(C)
Motor Landing Craft Carrying Ship
MCSP
Maintenance
MD
Manning Depot
MD
Military Depot - designated military administrative areas in Canada (13 in number)
MD
Military District - (or Depot) designated military administrative areas in Canada (13 in number)
MD#5&CCVC
Military District #5 & Camp Commander Valcartier Camp
MD1
Military District 1 Western Ontario (London)
MD11
Military District 11 British Columbia (Victoria)
MD12
Military District 12 Saskatchewan (Regina)
MD13
Military District 13 Alberta (Calgary)
MD2
Military District 2 Central Ontario (Toronto)
MD3
Military District 3 Eastern Ontario (Kingston)
MD4
Military District 4 Western Quebec (Montreal)
MD5
Military District 5 Eastern Quebec (Quebec)
MD6
Military District 6 Maritime Provinces (Halifax)
MDB
Military Detention Barracks
MDBBO
Military Detention Barracks Brampton, Ontario
MDBSBCPC
Military Detention Barracks Stanley Barracks Canadian Provost Corps
MDC
Mobile Deperming Craft
MDG
Medical Director-General
Md'Hon
Médaille d'Honneur (France)
MDHQS
Military District Headquarters Staff
MDS
Main Dressing Station
MDU
Mobile Deperming Unit
MEAC
Military Engineers Association of Canada
Mech
Director of Mechanization
Mech
Mechanic, mechanical or machanized
MechEqpt(Pk)(Coy)
Mechanical Equipment (Park) (Company)
MechTpr
Mechanical Transport
med
Medical
med
Medium
Med
Mediterranean
MED
Manager Engineering Dept. or Mediterranean and Red Sea Area
MedA
Medical Assistant
MedBd
Medical Board
MedCTR
Medical Centre
Med-Evac
Medical Evacuation
Meds
Director General of Medical Services
MEF
Mediterranean Expeditionary Force
MEF
Mesopotamian Expeditionary Force
MEIRI
Mercantile East Indies Routing Instructions
MEO
Mercantile Equipment Office (Naval)
MESPSRCE
Mechanical Equipment Spare Parts Section, Royal Canadian Engineers
MESRCECMF
Mechanical Equipment Section, Royal Canadian Engineers, Central Mediterranean Force
MESupt
Mobile Equipment Superintendent
MET
Meteorology or meteorological
METech
Mobile Equipment Technician
MetO
Meteorological Observer
MetTech
Meteorological Technician
MEXE
Mechanical Equipment Experimental Establishment
MF
Mediterranean Fleet
MFA
Mercantile Fleet Auxiliary
MFB
Master File Maintenance
MFB1444
Re/Engagement Form - Non-Permanent Active Militia
MFB1481
Absentees and Deserters - Transportation particulars
MFB1482
Absentees and Deserters - Incidental Expense Statement
MFB227
Medical History of an Invalid
MFB235
Attestation Paper - Permanent Force
MFB241
Discharge Certificate - Permanent Force of Canada (Duplicate copy of)
MFB241a
Discharge Certificate - Permanent Force of Canada (Duplicate copy of - French)
MFB241b
Discharge Certificate of Permanent Force of Canada
MFB264
Charge Report
MFB287
Appointment to a Commission
MFB292
Morning Sick Report
MFB313a
Medical Case History Sheet
MFB313b
Medical History Sheet - Permanent Force
MFB350
Certificate of Discharge - Non-Permanent Active Militia
MFB375
Court of Inquiry - Record of Declaration
MFB465
Dental History Sheet
MFB483
Description of a Deserter
MFC800
Individuals Clothing and Equipment statement
MFD930a
Last Pay Certificate Canadian Active Service Force
MFM
Master File Maintenance
MFM1
Officer's Declaration Paper
MFM1&2b
Follow Sheet for Master File Maintenance 1 and Master file Maintenance 2
MFM10
Form of Will
MFM103
Enrolment Form National Resources Mobilization Act of 1940 Personnel
MFM12
Certificate of Medical Unfitness
MFM141
Certificate of Medical Unfitness national Resources Mobilization Act of 1940
MFM141
Index Pay Card (Pay)
MFM150
Certificate of Medical Examination, Canadian Women's Army Corps
MFM153
Attestation From, Canadian Women's Army Corps
MFM154
Canadian Women's Army Corps Discharge Certificate
MFM16
Application for Dependent's Allowance (Wife & Child)
MFM16a
Application for Dependent's Allowance (Other Supplementary)
MFM16b
Application for Dependent's Allowance (Other Dependents)
MFM16d
Certificate of Examination (Births, Marriages, Deaths)
MFM16e
Canadian Active Service Force Request for Investigation
MFM16f
List of Documents (Evidence of Claim)
MFM16g
Card Re: Application for Dependent's Allowance
MFM17
Assignment of Pay Form (All Ranks)
MFM18
Stop Payment Form (Assigned Pay)
MFM181
Fingerprint Form
MFM182
Identification Form
MFM18a
Stop Payment Form (Assigned Pay)
MFM19
Changes in Assigned Pay
MFM2
Attestation Papers, Other Ranks, English
MFM216
Certificate of Apprehension (Absent without leave or Deserter) Canadian Women's Army Corps
MFM23
Proceedings on Discharge
MFM24
Certificate of Service General Order 139/39
MFM30
Records Cards
MFM30
X-Ray, Inspection of Chests
MFM4
Service and Casualty Form (Part 1)
MFM55
Particulars of Family
MFM55
Receipt for a Soldier's Documents
MFM6
Field Conduct Sheet
MFM7
Discharge Certificate - Original - (linen)
MFM8
Certificate of Service, Officers and Nursing Sisters
MFM81
Proceedings of an Officer or Nursing Sister
MFM88
Protection Certificate
MFM9
Extension of Service - Permanent Force
MFM94
Application for War Service Badge 'General Service Class'
MFM99
Voluntary Transfer Form
MFP
Military Foot Police
MFRC
Military Family Resource Centre
MFV
Motor Fishing Vessel
MFW2463
Report of Death of a Soldier (Location of grave)
MFW2570
Report of Death of a Soldier (Location of grave)
MG
Messenger
MG
Machine Gun
MG
Medical Guard
MGA
Major General in charge of Administration
MGB
Motor Gun-Boat
MGC
Machine Gun Corps
MGCCav
Machine Gun Corps Cavalry
MGCT
Major-General Combined Training
MGGS
Major General, General Staff
MGHU
Machine Gun Holding Unit
MGO
Master General of the Ordnance
MGRA
Major General, Royal Artillery
MGRU
Machine Gun Reinforcement Unit
MGS
Machine Gun Squadron
MGTC
Machine Gun Training Centre
MGTC(NRMA)
Machine Gun Training Centre (National Resources Mobilization Act of 1940)
MGTC(RF)
Machine Gun Training Centre (Reserve Fleet)
MH
Military Hospital
MHC
Miscellaneous Harbour Craft
MHHRCAMC
Montmagny Military Hospital, Royal Canadian Army Medical Corps
MHHRCAMC
Montreal Military Hospital, Royal Canadian Army Medical Corps
MHHRCAMC
Mulgrave Military Hospital, Royal Canadian Army Medical Corps
MHLRCAMC
Mobile Hygiene Laboratory, Royal Canadian Army Medical Corps
MIA
Missing in Action - casualty whose whereabouts and status (alive, dead or captured) after an action are unknown
MIA
Mounted Infantry
MIC
Medical Instructions Camp
Mid
Midshipman
MID
Mentioned in Despatches - commendation by commanding officer for outstanding or meritorious service
Midd'xR
Middlesex Regiment
MidR
Midland Regiment
Mil
Military - organization responsible for defending a country or for the conduct of a war
MILE
Military Engineering
MilHos
Military Hospital
MilMed
Military Medal for Good Service (Portugal)
MILO
Military Intelligence Liaison Officer
Min
Minister
MIN
Mine, minecraft (U.S.)
Min(A)
Minister for Air
MIO
Maritime Interdiction Operations
MIR
Medical Inspection Room
MIS
Ministry of Information
MIS
Mercantile Intelligence Section (Naval)
Misc
Miscellaneous
Miss
Missing - location of an individual is unknown
Mit
Mitrailleuses
MJ
Major
MJGE
Major General
ML
Motor Launch
ML
Missing List
ML&BU
Mobile Laundry and Bath Unit
ML&FDU
Mobile Laundry & Forward Decontamination Unit
MLB
Motor Landing Barge (U.S.)
MLB
Motor Lifeboat (GG) (U.S.)
MLC
Motor Landing Craft
MLO
Military Liaison Officer or Military Landing Officer
MLOC
Minimum Level of Capability
MLRU
Mobile Land Repair Units
MLV
Mine Laying Vessels
MLVW
Medium Logistics Vehicle Wheeled
MM
Motor Mechanic
MM
Military Medal - medal for bravery awarded to other ranks (non-officers)
MM
Meteorologist's Mate
MMG
Motor Machine Gun
MMG
Medium Machine Gun
MMGC
Motor Machine Gun Corps
MMHRCAMC
Magantic Military Hospital, Royal Canadian Army Medical Corps
MMHRCAMC
Mewata Military Hospital, Royal Canadian Army Medical Corps
MMHRCAMC
Mimico Military Hospital, Royal Canadian Army Medical Corps
MMHRCAMC
Monteith Military Hospital, Royal Canadian Army Medical Corps
Mmil
Médaille Militaire (France) (French only)
MML
Manual of Military Law
MMM
Member of the Order of Military Merit
MMP
Miscellaneous Military Personnel
MMP
Military Mounted Police
MMPITest
Minnesota Multiphasic Personality Inventory Test
MMR
Manitoba Mounted Rifles
MMR
Mercantile Marine Reserve
MMS
Mercantile Movements Section (Naval)
MMS
Motorcycle Maintenance School
MMTP
Military Medical Training Plan
MMU
Multi-National Medical Unit
MNB
Mobile Naval Base
MNBDO
Mobile Naval Base Defence Organization
MNC
Merchant Navy Code
MND
Minister of National Defence
MNEU
Mission Navale Etats Unis, Washington
MNOPF
Merchant Navy Officer's Pension Fund
MNP
Merchant navy Privilege
MNS
Manager of Naval Stores
Mnvre
Manoeuvre
MO
Medical Officer
MO
Meteorological Observer
MO
Meteorological Technician
MO(D)
Medical Officer (Dental)
MO(s)
Militia Order
Mob
Mobile or mobilization
MOB
Man overboard
Mobn
Mobile or mobilization
MOC
Military Occupation Code
MOC
Military Operation Code
MOCOMP
Maintenance of Competency (Physicians Only)
MOEF
Mid-Ocean Escort Force
MOF
Master of the Fleet
MofWT
Ministry of War Transport
MOG
Medical Officer of the Guard
MOMP
Mid Ocean Meeting Point
MonmouthR
Monmouthshire Regiment
MORT
Maintenance Officer Rescue Tugs
MOSID
Military Occupation Structure Identification Description
MOTP
Medical Officer Training Plan
MOU
Memorandum of Understanding
mov
Movement
Mov
Movement Control Staff
MP
Memorial Plaque
MP
Military Police
MP
Military Policeman
MP
Muster Parade
MP&DB
Main Party
MP&DB
Military Prison & Detention Barracks
MPCC
Military Police Complaints Commission
MPCRI
Mercantile Pacific Coastwise Routeing Instructions
MPD
Military Prisons Department
MPI
Mean Point of Impact
MPO
Moving Picture Operators
MPRI
Mercantile Pacific Routeing Instructions
MPS
Manning Priority System
MPSC
Military Provost Staff Corps
MPSCAO/S
Mobile Printing Section Canadian Army Overseas
MQMS
Mechanic Quartermaster-Sergeant
MR
Master-at-Arms
MR
Mounted Rifles
MR
Régiment de Maisonneuve (French only)
MR
Régiment de Montmagny (French only)
MR
Motor Regiment
MR
Medium Regiment
MR
Midland Regiment
MR
Mobilization & Recruiting Section of Organization
MRC
Military Research Centre
MRD
Moncton Recruiting Depot
MRD
Manitoba Regimental Depot - facility behind front used to assemble men and to store and administer equipment and materials
MRF
Les Fusiliers de Mont-Royal (French only)
MRSS
Medium Regiment Signals Section
MS
Minesweeper
MS
Motor Ship (U.S.)
MS
Medical Staff
MS
Military Secretary
MS
Master Sergeant
MS
Mechanical Specials
MS(No)
Senior Officer (Number) Minesweeping Flotilla
MSA
Military Service Act (Canada 1917)
MSB
Medical Selection Boards
MSB
Military Service Branch
MSC
Medical Staff Corps
MSD
Medical Stores Depot
MSD
Munitions & Supply Depot
MSE
Mobile Support Equipment
MSEO
Mobile Support Equipment Officer
MSEOP
Mobile Support Equipment Operator
MSF(No)
(Number) Minesweeping Group
MSFF
Moroccan Sea Frontier
MSG(No)
(Number) Minesweeping Group
Msgt
Master Sergeant
MSLC
Mount Saint Louis Contingent
MSLSH
(Mechanized) Squadron Lord Strathcona's Horse (Royal Canadians)
MSM
Meritorious Service Medal
MSM
Mechanic Sergeant-Major
MSRTM
Marine Superintendent Rescue Tugs Mediterranean
MSS
Mechanist Staff Sergeant
MSSC
Military Store Staff Corps
MSTech
Mechanical Systems Technician
MStGeo
Medal of Saint George (Russia)
MT
Militia
MT
Military
MT
Motor Transport
MT
Mechanical Transport
MTAP
Military Training Assistance Program
MTB
Motor Torpedo Boat
MTC
Militia Training Centre
MTC(A&TS)
Military Training Centre (Administrative & Training Staff)
MTCDS
Military Training Centre District School
MTCRCOC
Mechanics Training Centre, Royal Canadian Ordnance Corps
MTCT
Militia Training Centre Trainees
Mtd
Mounted
MTDGB(B)
Mechanical Transport Depot Guard Borden (Borden)
MTDRCOC
Mechanized Transport Depot, Royal Canadian Ordnance Corps
MTE
Mechanical Training Establishment
Mtech
Metals Technician
MTHU
Mechanical Transport Holding Units
MTICMHQRCOC
Mechanical Transport Inspectorate Canadian Military Headquarter, Royal Canadian Ordnance Corps
MTIRCASC
Mechanical Transport Inspectorate, Royal Canadian Army Service Corps
MTIRCEME
Mechanical Transport Inspectorate, Royal Canadian Electrical and mechanical Engineers
MtlTech
Metals Technician
MTMU
Mechanical Training Mobile Unit or Mobile Torpedo Maintenance Unit
Mtn
Mountain
MTO
Motor Transport Officer
MTO
Mechanical Transport Officer (Air)
MTOC
Maintenance Training Officer Course
MTOC
Mechanical Training Officer Course
MTR
Mechanical Transport Regiment
MTS
Motor Transport Service
MTSDRCOC
Mechanical Transport Sub Depot, Royal Canadian Ordnance Corps
MtStBSC
Mount St. Bruno Summer Camp (Bruno Training Battalion & Bruno Summer Camp Headquarters)
MTTSCRCOC
Mechanical Transport Technical Stores Company, Royal Canadian Ordnance Corps
MTVRD
Mechanical Transport Vehicle Reception Depot
MTW/SSRCOC
Mechanical Transport Workshop Section, Royal Canadian Ordnance Corps
MTW/SSRCOC
Military Training
MTW/SSRCOC
Mobilization Training Centre
MTW/SSRCOC
Mobilization Training Centre
MTW/SSRCOC
Movement Train
MU
Medically Unfit
MU
Maintenance Unit
Mus
Musician
Mus
Muslim
MUSC
Music
Muscn
Musician
MV
Master-At-Arms
MV
Muzzle Velocity
MV
Motor Vehicle
MVO
Member of the Royal Victorian Order
MvtCon
Movements Controller
MW
Maintenance Wing
MW,SSupt
Metals Workshops Superintendent
MWT
(British) Ministry of War Transport
MWTelO
Marine Wireless Telegraph Operator
MX
Memorial Cross

Military abbreviations used in service files starting with N

N
Navigation
N/A
Not applicable
N/E Unit
Non-Effective Unit
N/K
Not Known
N/K
Next of kin
N/S
Nursing Sister(s)
NA
Naval Attache
NA
Naval Aircrewman
NA(P and P)
Naval Assistant (Policy and Plans)
NAAF
Northwest African Air Force
NAAFI
Navy, Army and Air Force Institute
NAB
Naval Auxiliary Boats
NAC
Naval Accommodation Camp
NAC
Naval Assignment Sub-Committee for U.S. Ammunition Pool
NAC
New Apostle Church
NACAF
North African Air Force
NACO(I)
Naval Adviser, Combined Operations (India)
nad
No Active Disease
NAD
Naval Ammunition Depot
NAFDU
Naval Air Fighting Development Unit
NAGS
Naval Air Gunners School
NAMPCB
Naval Air Maintenance Party China Bay
NAP
Normal (sometimes Nieuw) Amsterdams(che) Peil
NAR
Naval Air Representative
NAS
Naval Air Station
NASAF
North African Strategic Air Force
NASO
Naval Armament Supply Officer
NASOL
Naval Armament Supply Officer, Levant
NATAF
Northwest African Tactical Air Force
NATAF
North African Tactical Air Force
NatDef
National Defence
NATO
North Atlantic Treaty Organization
NATOUSA
North African Theatre of Operations, U.S. Army
Nav
Navigator
NAVOP
Naval Operations (U.S.)
NAY
Naval Auxiliary Yachts
NB
New Brunswick
NBG
New Barracks, Gosport
NBH
New Brunswick Hussars
NBMHRCAMC
North Bay Military Hospital, Royal Canadian Army Medical Corps
NBO
Naval Stores Officers
NBR
New Brunswick Rangers
NBR(T)
New Brunswick Regiment (Tank)
NBRangers
New Brunswick Rangers
NCETF
Naval Commander Expeditionary Task Force
NCGroup
Naval Co-Operation Group
NCM
Non-Commissioned Members
NCNAF
Naval Commander Northern Attack Force
NCO
Non-Commissioned Officer
NCR
Naval Central Registry
NCR(Conf)
Naval Central Registry (Confidential Section)
NCS
Naval Control Service
NCSI
Naval Control Service Instructions
NCSO
Naval Control Service Officer
NCXF
Naval Commander, Expeditionary Force
NCycBn
Northern Cyclist Battalion
NDA
Naval Distributing Authority
NDA
National Defence Act
NDA
Naval Discipline Act
NDCPC
Newfoundland Detachment "C" Provost Corps
NDHQ
National Defence Headquarters
NDHQC
National Defence Headquarters Constabulary
NDHQCCDC
National Defence Headquarters Company, Canadian Disciplinary Centre OR Canadian Dental Corps
NDHQCRCASC
National Defence Headquarters Company, Royal Canadian Army Service Corps
NDHQCRCOC
National Defence Headquarters Company, Royal Canadian Ordnance Corps
NDHQS&SCIntC
National Defence Headquarters Security & Security Section Canadian Intelligence Corps
NDHQSRSC
National Defence Headquarters Section, Royal Canadian Signals
NDHQTCRCASC
National Defence Headquarters Transport Company, Royal Canadian Army Service Corps
NDHQVPE
National Defence Headquarters Vehicle Proving Establishment
NDO
Northern Drafting Officer
NDOC
National Defence Operations Centre
NDOFP
Non-Divisional Ordnance Field Park, Royal Canadian Ordnance Corps
N-DOW/SRCOC
Non-Divisional Ordnance Workshop, Royal Canadian Ordnance Corps
NEA
North East Atlantic Area
NECRI
Northern Europe Coastal Route Instructions
NEO
New Entry Officer
NEOCDE
Naval Experiment Officer, Chemical Defence Experimental Section
N-EP
Non-Effective Personnel
NES
Non-Effective Strength
NETD
Non-Effective Transit Depot
N-ETWB
Non-Effective Transit Wing Battalion
NF
Neutralising Fire
NFCIEF
Naval Force Commander, India Experimental Force
NFORCE
Nassau, Bahamas (Special Company The Pictou Highlanders)
NG
New York-Guantanamo Convoy
NGCS
Naval General Call Sign
NGO
Non Governmental Organization
NHR
Naval Historical Records
NI(S)
Naval Instructions to Salaried Consular Officers
NI(U)
Naval Instructions to Unsalaried Consular Officers
NIMHRCAMC
Neys Internment Camp Military Hospital, Royal Canadian Army Medical Corps
NInf
Naval Information Section
NInf
Naval Information
NIrH
North Irish Horse
NIS
National Investigation service
NJTP
National Joint Training Plan
NKB
Not Kite Balloons
NL
Nutrition Laboratories
NL
Labrador-Quebec Convoy
NLO(A)
Naval Liaison Officer (Australia)
NLOTs
Naval Liaison Officers Transports
NMC
Nanaimo Military Camp
NMCJS
Naval Member Canadian Joint Staff
NMCS
Naval Member Canadian Staff
NMed
Naval Medical Officer, Naval Headquarters
NMH
Newmarket Military Hospital
NMHRCAMC
Nanaimo Military Hospital, Royal Canadian Army Medical Corps
NMHRCAMC
Neill Military Hospital, Royal Canadian Army Medical Corps
NMHRCAMC
Neys Military Hospital, Royal Canadian Army Medical Corps
NMHRCAMC
Niagara Military Hospital, Royal Canadian Army Medical Corps
NMOHSC
Non-Medical Officers Hygiene Sanitation Course
NNLO
Netherlands Naval Liaison Officer
NNSH
North Nova Scotia Highlanders
No
Number
NO
Naval Officer
No(s)
Number(s)
NOB
Naval Operation Base (U.S.)
NOBARGEN
Naval Operating Base, Argentina (U.S.)
NOBERM
Naval Operating Base, Bermuda (U.S.)
NOBGTMO
Naval Operating Base, Guantanamo (U.S.)
NOBHALIX
Naval Operating Base, Halifax (U.S.)
NOBSYD
Naval Operating Base, Sydney (U.S.)
NOBTRIN
Naval Operating Base, Trinidad (U.S.)
NOComm
Naval Orders Committee (Judge Advocate General)
NOCSO
Neglecting Obey Camp Standing Orders
NofK
Next of Kin
NOi/c
Naval Officer-in-Charge
NOIC
Naval Officer in charge
NorfR
Norfolk Regiment
NorfYeo
Norfolk Yeomanry
NORIB
Naval Officer's Relatives Information Bureau
North'dFus
Northumberland Fusiliers
North'dYeo
Northumberland Yeomanry
North'nR
Northamptonshire Regiment
North'nYeo
Northamptonshire Yeomanry
Notts&DerbyR
Nottinghamshire & Derbyshire Regiment (The Sherwood Foresters)
NOTWT
Not Wireless Telegraphy
NP
Non-permanent
NPA
North Pacific Area
NPAM
Non-Permanent Active Militia
NPAMF
Non-Permanent Active Militia Force
NPAMTCA&TS
Non Permanent Active Militia Training Centre Administrative & Training Staff
NPD
Naval Purchasing Division
NPF
Non Public Funds
NPM
Naval Provost Marshal
NPP
Non Public Property
NPR
Naval Personnel Records
NPT
Northern Patrol Trawlers
NR
Number (U.S.)
NRC
Navigational Raiding Craft
NRC
National Research Council
NRE
Atheist, Agnostic or no Religion
NREF
North Russia Expeditionary Force
NRMA(of 1940)
National Resources Mobilization Act of 1940
NRSSTP
Naval Reserve Summer Student Training Program
NS
Nursing Sister
NS
Naval Storesman
NS
Norwegian Ship
NS
Nova Scotia
NS(No)
Naval Service file number
NSA
North Sea Area
NSB
Naval Servicing Boat
NSC
Naval Shore Code
NSCRCS
Newfoundland Signal Company, Royal Canadian Signals
NSDC
Naval Surplus Disposal Committee
NSDRCOC
Nanaimo Sub-Depot, Royal Canadian Ordnance Corps
NSec
Naval Secretary
NSHQ
Naval Service Headquarters
NSIS
Naval Store Issuing Ship
NSO
Naval Store(s) Officer
NSomYeo
North Somerset Yeomanry
NSR(NB)
North Shore (New Brunswick) Regiment
NSRD
Nova Scotia Regimental Depot - facility behind front used to assemble men and to store and administer equipment and materials
NSSC
National Security Studies Course
NStaffsR
North Staffordshire Regiment
NSTC
Nova Scotia Technical College
NStr
Nursing Sisters
NSTS(No)
Naval Services Top Secret file number
NT&YRS
Northwest Territories & Yukon Radio System
NTA(East)(West)
Northern Transit Area East/West
NTS
Naval Transportation Service (U.S.)
NU
Nurse
NUR
Nursing
NursA
Nursing Assistant
NVAC
Naval Volunteer Ambulance Corps
NVT&TS
Night Vision Training & Testing School
NWA
North West Atlantic Area
NWAAF
North West African Air Force
NWAC
North West Air Command
NWACF
North West African Coastal Air Force
NWB
New Wellington Barracks
NWDRCCS
North West Detachment, Royal Canadian Corps of Signals
NWE
North West Echelon
NWE
Northwest Europe
NWHME
Northwest Highway Maintenance Establishment
NWHS
Northwest Highway System
NWR
Naval Weekly Report
NWS1
Medical Examination and Certificate Form, National Resources Mobilization Act of 1940
NWT&YRSRCS
Northwest Territories & Yukon Radio System Royal Canadian Signals
NX
Naval Exchange
NXFRON
Commander New Zealand Frontier
NYBOS
Navy Yard, Boston (U.S.)
NYD
Naval Yard (U.S.)
NYD
Not Yet Determined - a medical condition not yet diagnosed
NYD
Not Yet Diagnosed - a medical condition not yet diagnosed
NYPEATL
Navy Yard Pearl Harbour (U.S.)
NZ
New Zealand
NZLO
New Zealand Liaison Officer
NZMR
New Zealand Mounted Rifles
NZNB
New Zealand Naval Board
NZRB
New Zealand Rifle Brigade

Military abbreviations used in service files starting with O

O
Observer
O
Operations Branch of the General Staff
O
Qualified Naval Observer
O/
Ordinary
O/C
Officer Commanding
O/Cdt
Officer Cadet
O/S
Ordinary Seaman
O/S
Overseas
O/SDCCODRCOC
Overseas Detachment Canadian Camp Ordnance Depot, Royal Canadian Ordnance Corps
OA
Ordnance Artificer
OA,1c(or2c,3c,4c,5c)
Ordnance Artificer, 1st Class (or 2nd,3rd,4th or 5th Class)
OAC
Ontario Agricultural College
OAC
Ottawa Area Command
OAC
Ordnance Ammunition Company
OACRCOC
Ordnance Ammunition Company, Royal Canadian Ordnance Corps
OACRO
Ottawa Area Command Routine Orders
OAMCU
Overseas Air Movements Control Unit
OAP
Observation Amphibian Plane (U.S.)
OARCE
Officer Administering, Royal Canadian Engineers
OBE
Order of the British Empire
OBLI
Oxfordshire & Buckinghamshire Light Infantry
OBV
Ocean Boarding Vessel
OC
Officer Commanding
OC
Officer Cadet
OC
Officer of the Order of Canada
OC
Officer's Clerk
OCDP
Officer Career Development Plan
OCdr
Ordinary Coder
OComm
Orders Committee
OCRCRCAMC
Oakville Casualty Retraining Centre, Royal Canadian army Medical Corps
OCRN
Officer Commanding, Royal Navy
OCT
Officer Cadet in Training
OCTP
Officer Candidate Training Plan
OCTP
Officer Cadet Training Plan
OCTU
Officers Cadet Training Unit
OCW
Officer-in-Charge Works
OD
Air Mechanic (Ordnance)
ODC
Ordnance Depot Company
ODSRCOC
Ordnance Depot Saskatoon, Royal Canadian Ordnance Corps
ODT
Office of Defence Transportation
OEO
Ordnance Engineer Office
Off
Office
OffcCdt
Officer Cadet
Offr
Officer
OGp
Orders Group
OGS
Officer General Specification
OHA
Osmali Horse Artillery
OHF
Occupational History Form
Oi/c
Officer of Charge
OIC
Osmali Irregular Cavalry
OIC
Officer-in-Charge
OinC
Order in Council
OINC
Officer-in-Charge
OItoCSGHQEA
(Ordnance) Increment to Canadian Section General Headquarters Echelon Army Group
OKH
Oberkommando des Heeres (Army High Command, Berlin)
OKW
Oberkommando der Wehrmacht (Armed Forces High Command)
OLP
Observation Landplane (U.S.)
OM
Overseas Minister
OM
Order of Merit
OMD
Ordnance Medical Department
OMERU
Ordnance Mechanical Engineers Reinforcement Unit
OMFC
Overseas Military Forces of Canada - Canadian cabinet ministry that conducted Canadian military affairs in London, England
OMHRCAMC
Orillia Military Hospital, Royal Canadian Army Medical Corps
OMHRCAMC
Ottawa Military Hospital, Royal Canadian Army Medical Corps
OMHRCAMC
Ozada Military Hospital, Royal Canadian Army Medical Corps
OMM
Officer of the Order of Military Merit
OMO
Ordnance Mechanical Officer
ON
United Kingdom-North America Convoy
ON
Official Number
ONS
United Kingdom-North America Slow Convoy
Ont
Ontario
OntR
Ontario Regiment
OntRgt
Ontario Regiment
ONUC
Organisation des Nations Unies au Congo
OO
Ordnance Officer
OO
Operation(al) Order
OOD
Officer of the Day
OofPCTintheFAAI
Office of the Paymaster Canadian Troops in the Field Allied Armies in Italy
OoftheI-G
Office of the Inspector-General
OoftheJAG
Office of the Judge Advocate General
OOG
Officer of the Guard
OOP
Officer of Patrol
OOPE
Officer in charge Office Practice & Equipment (Naval)
OOW
Officer of the Watch
op
Operate, operated, operation, operational or operator
OP
Observation Post
OPD
Other Protestant Denomination
OPDP
Officer Professional Development Program
OpEEqpt
Operator Engineering Equipment
OPI
Office of Primary Interest
OPME
Officer Professional Military Education
OpMME
Operator Mechanic Mobile Equipment
OPNAV
Chief of Naval Operations (U.S.)
OpRmA
Operating Room Assistant
Oprs
Director of Military Operations & Intelligence
ops
operations
OpSbd
Operator Switchboard
OpsO
Operations Officer
OpSSE
Operator (Special Engineering Equipment)
OPtlmn
Ordinary Patrolman
OPV
Offshore Patrol Vessel
OQ
Occupation Qualification
OR
Operating Room Assistant
OR
Other Rank(s)
OR
Orderly
OR
Orderly Room
OR
Other Rank
OR
Ontario Regiment
OR
Oxford Rifles
ORBS
Overseas Recorded Broadcasting Service
Ord
Ordnance
ORD
Ordinary Seaman
Org
Director of Organization
ORP
Polish Ship
ORS
Orderly Room Sergeant
ORS
Ottawa Routeing Summary
ORSE
Orderly Room Sergeant
OS
Officers School
OS
Ordinary Seaman
OS
Overseas - all areas outside the territorial waters of North America
OS
Officer's Steward
OS(Records)
Observation Section
OSAB
Officer's Selection Appraisal Board (O-1 Officers' Training Centre)
OSAC
Officer Selection Appraisal Centre
OSAIRCOC
Ordnance Stores Accounting Inspectorate, Royal Canadian Ordnance Corps
OSC
Ordnance Staff Corps
OSC
Ordnance Store Company
OSCRCOC
Ordnance Store Company, Royal Canadian Ordnance Corps
OSig
Ordinary Signalman
OSMSCMHQRCOC
Ordnance Services Mobilization Staff, Canadian Military Headquarters, Royal Canadian Ordnance Corps
OSQ
Occupation Specialty Qualification
OSRD
Office of Scientific Research and Development
OSSDRCOC
Officers Shop Supply Depot, Royal Canadian Ordnance Corps
OT
Aruba-Dakar convoy
OT
Occupation Transfer
OTC
Officers Training Centre
OTC
Officer Training Corps
OTC
Officer in Tactical Command (U.S.)
OTC
Officer Training Candidate
OTC"R"
Officers Training Centre "Reserve"
OTel
Ordinary Telegraphist
OTS
Officers Training School
OTS
Operational Training Squadron
OTU
Operational Training Unit(s)
OU
Official Use
OW/SCoyRCOC
Ottawa Workshop Company, Royal Canadian Ordnance Corps
OW/SRCEME
Ottawa Workshop, Royal Canadian Electrical and Mechanical Engineers
OW/SRCOC
Ordnance Workshop, Royal Canadian Ordnance Corps
Ox&BucksLI
Oxfordshire & Buckinghamshire Light Infantry
OxfYeo
Oxfordshire Yeomanry
OXV
Outer Examination Vessel

Military abbreviations used in service files starting with P

P
Pilot
P
Qualified Pilot duties
P&A
Pay and Allowance
P&JSURCAMC
Plastic & Jaw Surgery Unit, Royal Canadian Army Medical Corps
P&NH
Department of Pensions & National Health
P&NH100
Department of Pensions and National Health Hospital (Cases)
P&NH102
X-Ray Report Department of Pensions and National Health
P&O
Peninsular and Oriental Steam Navigation Co
P&RT
Physical and Recreational
P&S
Plaque & Scroll (Memorial) - given to the families of soldiers who died during service
P/G
Postagram
P/L
Plain Language
P/L
Privilege Leave
P/N
Phonogram
P/O
Pilot Officer
P/V
Paravane
P1
Petty Officer 1st Class
P2
Petty Officer 2nd Class
PA
Put away
PA
Personal Assistant
PA
Physiotherapy Aide
PA
Paymaster
PA
Panama
PA
Prince Albert Volunteers
PA
Prophylactic Ablution Centre, Royal Canadian Army Medical Corps
Pac
Pacific
PAC
Public Archives of Canada
PADS
Passive Air Defence Section
Paff
Public Affairs
PAFU
(Pilot) Advanced Flying Unit
PAIC
Persian and Iran Commands
PALO
Port Amenities Liaison Officer
PAM
Permanent Active Militia
PAM
Permanent Active Militia of Canada
PAMHRCAMC
Port Arthur Military Hospital, Royal Canadian Army Medical Corps
PAMHRCAMC
Prince Albert Military Hospital, Royal Canadian Army Medical Corps
PandRT
Physical and Recreational Training Officer
PAO(I)
Principal Administrative Officer (India)
PAPDO(I)
Plastic Armour Protection Development Officer (India)
PAPO(I)
Plastic Armour Protection Officer (India)
Para
Parachute
Para
Paragraph
Part II
Part II Orders
Part II O
Part II Orders
Part II OCAP
Part II Orders Civil Affairs Pool
Part II ODHQCAPO
Part II Orders Defence Headquarters Canadian Army Post Office
Part II's
Part II Orders
Part III OCAD
Part III Orders Civil Affairs Depot
Part/Serv
Particulars of Service
Pat
Patrol Boat
PAT
Patrol
PATS
Pre/aircrew Training Schools
PAV
Prince Albert Volunteers
PAVG
Prince Albert's Volunteer Guard
Pay
Directory of Pay Services
Paymr(Rank)
Paymaster (Rank)
PAYR
Paymaster
PB
Pipe Band
PB
Patrol Boat
PB
Plumber
PB
Pounder Battery
PBFR
Patrol Boat Fisherman's Reserve
PBM
Principal Beach Master
PBS
Prefabricated Bituminous Surfacing
PBTU
Port Bn. Training Unit
PC
Plane Captain
PC
Pacific Command
PC
Privy Council
PC
Privy Council (Orders)
PC
Practical Course
PC
Patrol Vessel Submarine Chaser (US)
PC
180 ft. Army Salvage or At Sea Vessel
PC
Paymaster Clerk
PC(RCMP)
Provost Company (Royal Canadian Mounted Police)
PC2ndE
Pacific Command 2nd Echelon
PCB
Protected Communications Building
PCCF
Progress Captain Coastal Forces
PCCWACKD
Platoon Company Canadian Women's Army Corps, Kingston Detachment
PCET
Personnel Controller Eastern Theatre
PCforQMS
Practical Course for Quarter Master Sergeants
PCMR
Pacific Coast Militia Rangers
PCPT
Paymaster Captain
PCRCASC
Pacific Command, Royal Canadian Army Service Corps
PCRCASC
Port Company, Royal Canadian Army Service Corps
PCS
Personnel Counsellors School
PCS
Pilot Conversation School
PCSIS
Pacific Command Security Intelligence Section
PCT
Paymaster Canadian Troops
PCTC
Provost Corps Training Centre
PCWTCRCASC
Pacific Command Water Transport Company, Royal Canadian Army Service Corps
Pd
Paid
PD
Per Day
PD
Professional Development
PD (No)
Admiralty Record Office File Number
PD Coord
Personnel and Defence Co-ordinator
PD&Hregt
Peel, Dufferin & Halton Regiment
PDC
Professional Development Council
PDCPC
Postal Detachment, Canadian Postal Corps
PDEV
Personnel Development (to be issued)
PDG
Paymaster Director General
PDO
Passive Defence Officer
PDO
Port Defence Officer
pdr
Pounder
PDRCAPC
Petawawa Detachment, Royal Canadian Army Pay Corps
PDSC
Permanent Degaussing Specification Centre
PE
Permanently Employed
PE
Permanent Establishment
PE&R
Physical Education and Recreation
PEARL
Peal Harbour (U.S.)
PEI
Permanently Employed Instructor
PEI
Prince Edward Island
PEIH
Prince Edward Island Highlanders
PEILH
Prince Edward Island Light Horse
PembrokeYeo
Pembroke Yeomanry
PENT
Pentecostal Church
PEO
Principal Engineering Officer
PER
Personnel Evaluation Report
PERI
Physical Education and Recreation Instructor
PermBr(s)
Permanent Bridge(s)
PERO
Principal Emergency Repair Officer
Pers
Directory of Personnel Services
pet
Petrol
PF
Permanent Force
PFLO
Port Facilities Liaison Officer
PFO
Probationary Flight Officer
PG
Patrol Vessel, Gunboat (U.S.)
PG
Proving Ground
PG Ftr
Plumber Gas Fitter
PGDRCEME
Proving Ground Detachment, Royal Canadian Electrical and Mechanical Engineers
PGMHRCAMC
Prince George Military Hospital, Royal Canadian Army Medical Corps
ph
Photograph, Photographer, Photographic
PH
Pictou Highlanders
PHE
Plastic High Explosive
Photo
Photographer
Photo(N)
Photo Section (Naval)
PhtTech
Photographic Technician
Physio
Physiotherapist
PhysoOTAide
Physio-Occupations Therapy Aide
PI
Plot and Radar Instructor
PI
Pioneer
PIAT
Projector, Infantry, Anti-Tank
Pion
Pioneer
PISE
Pioneer Sergeant
PITB
Pacific Infantry Training Battalion
PJBD
Permanent Joint Board on Defence
Pk
Park
PL
Platoon
PL
Princess Louise Fusiliers (Now 23rd Army Tank Regiment)
PL
Privileged leave
PL(NB)H
Princess Louise (New Brunswick) Hussars
Plbr
Plumber
PLD
Post Living Differential
PLDG
Princess Louise Dragoon Guards
PLE
Prudent Limit of Endurance
PLFus
Princess Louise Fusiliers
PLPMHRCAMC
Portage La Prairie Military Hospital, Royal Canadian Army Medical Corps
PLQ
Primary Leadership Qualification
Plr
Plumber
PLT
Pilot Officer
PLY
Plymouth Division
PM
Provost Marshall
PM
Polar Medals
PM
Paymaster
PM
Pharmacist
PMat
Principal Matron
PMatron
Principal Matron
PMCCMSC
Petawawa Military Camp Corps of Military Staff Clerks
PMCT
Pay Master Corps Troops
PMCTDRCAPC
Paymaster Canadian Troops Detachment Royal Canadian Army Pay Corps
PMed
Preventive Medicine
PMHRCAMC
Petawawa Military Hospital, Royal Canadian Army Medical Corps
PMHRCAMC
Peterboro Military Hospital, Royal Canadian Army Medical Corps
PML
Preferred Manning Level
PMML
Pilot Model Mobile Laundry
PMO
Principal Medical Officer
PMPS
Permanent Military Provost Staff
PMQ
Permanent Married Quarters
Pmr
Paymaster
PMTO
Principal Medical Transport Officer
PN
Patrol Vessel, Eagles (Eagle Boat) (U.S.)
PN
Painter
PNA
Polish Naval Attache
PNLO
Principal British Naval Liaison Officer to Allied Navies
Pnr
Pioneer - member of a pioneer battalion, used for specialized engineering work in rear areas
Pnr(Bn)
Pioneer (Battalion)
PNSO
Port Minesweeping Officer
Pntr
Painter
PO
Petty Officer
PO
Performance Objective
PO
Pilot Officer
PO
Portsmouth Division
PO(Postal)
Petty Officer (Postal)
POA
Pacific Ocean Area
POCdr
Petty Officer Coder
POCk
Petty Officer Cook
POE
Port of Embarkation
POET
Performance Oriented Electronic Training
PofWOR
Princess of Wales Own Regiment
PofWR
Prince of Wales Rangers
POM
Petty Officer Mechanic
POMMD
Principal Officer Mercantile Marine Depot
POSM
Petty Officer Stoker Mechanic
posn
Position
Post
Base Post Office
PostClk
Postal Clerk
POStwd
Petty Officer Steward
POTel
Petty Officer Telegraphist
POW
Prisoner of War
POWEDCProC
Prisoner of War Escort Detachment Canadian Provost Corps
POWtr
Petty Officer Writer
PP
Palestinian Ports
PP
Parachutist Pay
PP
Princess Pat's (Princess Patricia's Canadian Light Infantry)
PPAPO(I)
Port Plastic Armour Protection Officers (India)
PPCB
President, Pensions & Claims Board
PPCLI
Princess Patricia's Canadian Light Infantry - Canadian regiment of experienced soldiers privately established by Hamilton Galt
PPO
Principal Priority Officer
PPOp
Power Plant Operator
PPS
Priority Point Score
PQ
Practical Qualifications
PQ
Province of Quebec
Pr
Private
PR
River Gunboat (U.S.)
PR
Physical and Recreational trainer
PR
Public Relations
PR(M)
Perth Regiment (Motor)
PRADO
Port Radar Officer
PRAHQ
Prince Rupert Area Headquarters
PRB
Performance Review Board
PRB
Progress Review Board
PRC
Progress Review Committee
PreOCTUS
Pre. Officers Cadet Training Unit School
pres
Presumed
Pres
Presbyterian
PRES
Primary Reserve
Presb
Presbyterian
Prev
Previously
Print
Chief of Printing & Stationery
PrivLeave
Privileged Leave
PrivLve
Privileged leave
PRLO
Principal Repair Liaison Officer
PRMHRCAMC
Peace River Military Hospital, Royal Canadian Army Medical Corps
PRMHRCAMC
Prince Rupert Military Hospital, Royal Canadian Army Medical Corps
pro
Provost
PRO(Officer)
Director of Public Relations (Army)
Prob
Probationer
Probr
Probationer
proc
Proceeded
Prov
Provost Corps
Prov
Provisional
PRTO
Principal Railway Transport Officer
PRV
Patrol Service Central Depot
PS
Public Schools
PS(Army)
Private Secretary to the Minister (Army)
PS(N)
Private Secretary to the Minister (Naval)
PSA
Personnel Support Agency
PSE
Paymaster Sergeant
PSER
Pay Sergeant
PSF
Panama Sea Frontier
PSM
Platoon Sergeant-Major
PSM
Platoon Sergeant Major (Warrant Officer III)
PSO
Personnel Selection Officer
PSOD
Permanent Staff Organization Duty
PSP
Pierced Steel Plank
PS-S
Provost Sub-Sections
PSTO
Principal Sea Transport Officer
PSTOME
Principal Sea Transport Officer, Middle East
PSVO
Principal Salvage Officer
PSWQ
Platoon Support Weapons Qualifications
PT
Physical Training
PT
Physical and Recreational Training Instructor
PT
Patrol Vessel, Motor Torpedo Boat (U.S.)
Pt II
Part II (orders relating to personnel of unit: promotions, courses attended, leave, disciplinary matters, etc)
Pt II DO
Part II Daily Orders
Pt II O
Part II Order(s) - administrative orders issued by a unit (see DO)
PTB
Pacific Training Brigade
PTC
Motorboat, Submarine Chaser
PTCO
Principal Technical Costs Officer
Pte
Private - lowest rank of enlisted soldier
PTEAM
Private Ambulance
PTEBU
Private Bugler
PTEDRU
Private Drummer
PTEPI
Private Pioneer
PTF
Pacific Task Force
PTI
Physical Training Instructor
Ptlmn
Patrolman
Ptn
Platoon
PTO
Part II Order(s)
PTPRCASC
Petrol Tanker Platoon, Royal Canadian Army Service Corps
Ptr
Painter
PTS
Parachute Training School
PTTRCASCPBF
Pack Transport Troop, Royal Canadian Army Service Corps, Polar Bear Force
PTU
Port Transit Unit
PUO
Pyrexia - of unknown origin fever of an undetermined cause
PW
Platoon Weapons
PW
Pay Writer
PW
Photographic Wing
PW
Prisoner(s) of War
PW
Public Works
PW/TO
Port Wireless Telegraphy Officer
PWDB
Prisoner of War Detention Barracks
PWED
Prisoner of War Information Bureau
PWIB
Prisoner of War Escort Detachment
PWOR
Princess of Wales Own Regiment
PWP
Post War Planning Committee
PWR
Prince of Wales Rangers
PWSS
Post War Signal Station
PYc
Coastal Yacht (U.S.)

Military abbreviations used in service files starting with Q

Q&R
Quarters and Rations
QA
Quarters Allowance
QAIMNS
Queen Alexandra's Imperial Military Nursing Service
QAIMNSR
Queen Alexandra's Imperial Military Nursing Special Reserve
QAPCoy
Quebec Arsenal Protective Company
QARNNS
Queen Alexandra's Royal Naval Nursing Service
Qbranch
Quartermaster General's Branch
QCRCE
Quarrying Company, Royal Canadian Engineers
QDM
Qualified Driver Mechanic
QF
Quick Firing
QGM
Queen's Gallantry Medal
QI
Quartermaster Instructor
QL
Qualification Level
QL
"Q" List
QM
Quartermaster
QMAAC
Queen Mary's Army Auxiliary Corps
QMCPL
Quartermaster Corporal
QMCPT
Quartermaster Captain
QMessages
A series of numbered messages giving changes in navigational information due to war conditions
QMG
Quartermaster General
QMHRCAMC
Quebec Military Hospital, Royal Canadian Army Medical Corps
Qmr
Quartermaster
QMS
Quartermaster Sergeant
QMS
Quarter Master Sergeant (Warrant Officer Class II)
QMSE
Quartermaster Sergeant
QMSI
Quartermaster Sergeant Instructor
QOCG
Queen's Own Rifle Guards
QOCHofC
Queen's Own Cameron Highlanders of Canada
QOHC
Queen's Own Corps of Guides
QOL
Quality of Life
QOLPMO
Quality of Life Management Office
QOLSRB
Quality of Life Senior Review Board
QOR
Queen's Own Rifles of Canada
QORGlasgowYeo
Queen's Own Royal Glasgow Yeomanry
QORofC
Queen's Own Rifles of Canada
QOYD
Queen's Own Yorkshire Dragoons
QPB
Queen's Park Barracks Staff
QPBS
Queen's Park Barracks
QPMHRCAMC
Queen's Park Military Hospital, Royal Canadian Army Medical Corps
QR
Quebec Regiment
QR
Quarter Ratings
QR
Quarters Rate
QR
Quarters Rating
QR
Queen's Regulations
QR&O
Queen's Regulations and Orders
QRD
Quebec Regimental Depot - facility in England used to assemble men and to store and administer equipment and materials
Qrmr
Quartermaster
Qr-Mr
Quartermaster
QS
Quebec-Sydney Convoy
QSM
Quartermaster Sergeant-Major
QueensSR
Queen's Royal West Surrey Regiment
QYR(1st AR)
Queen's York Rangers (1st American Regiment)

Military abbreviations used in service files starting with R

R
Regiment
R
Regimental
R
Regular
R
Requisitioned
R
Reserve
R
Royal
R&A
Rations and Allowances
R&D
Redesignated & Disbanded Units
R&DU
Redesignated and Disbanded Units
R&I
Repair & Inspection
R&ISEC
Research & Information Section
R&Q
Rations & Quarters
R&SofS
Remission & Suspension of Sentence
R/A
Radio Acoustic
R/R
Railroad
R/S/L
Returned Sailing List
R/T
Radio Telephony
R22eR
Royal 22e Régiment (Available in french only)
Ra
Rations
RA
Air Electronic Technician
RA
Radio Artificer
RA
Radio Technician (Air)
RA
Rear Admiral
RA
Regiment of Artillery
RA
Royal Artillery
R-A
Rear-Admiral
RA 3rd BS
Rear Admiral Third Battle Squadron
RA(A)
Rear Admiral Aircraft Carriers
RA(M)
Rear Admiral (Minelayers)
RA(No)
Rear Admiral (Number) Battle Squadron
RA(V)
Rear Admiral (''V'' Force)
RA,1c(or2c,3c,4c,5c)
Radio Artificer, 1st Class (or 2nd,3rd,4th or 5th Class)
RAAF
Royal Australian Air Force
RAC
Royal Armoured Corps
RAChD
Royal Army Chaplain's Department
RACOB(WA)
Rear Admiral Combined Operations Base (Western Approaches)
RAD
Rear Admiral Destroyers
RadNav
Radio Navigator
RadOp
Radio Operator
RadSea
Radioman (Sea)
RadTech
Radio Technician
RAE
Radio Equipment Assistant
RAE
Royal Aircraft Establishment
RAEC
Royal Army Education Corps
RAECEF
Rear Admiral Escort Carriers Eastern Fleet
RAEFAC
Rear Admiral Eastern Fleet Aircraft Carriers
RAF
Royal Air Force British - air force (Royal Flying Corps [RFC] before April 1918)
RAG
Rifles Armoury Guards
Ragr
Radiographer
RALSU
Rear Admiral Landing Ships Unallocated
RAMC
Royal Army Medical Corps
RAMCO
Royal Army Medical Corps Officers
RAN
Royal Australian Navy
RANAS(IO)
Rear Admiral Naval Air Stations (Indian Ocean)
RANVR
Royal Australian Naval Volunteer Reserve
RAO
Royal Artillery Officers
RAOC
Royal Army Ordnance Corps
RAOCO
Royal Army Ordnance Corps Officers
RAP
Regimental Aid Post
RAPC
Royal Army Pay Corps
RASC
Royal Army Service Corps
RASpec
Recreation and Athletic Specialist
RATE
Rear Admiral Training Establishments
RAVC
Royal Army Veterinary Corps
RB
Rifle Brigade
RB(IC)
Reconnaissance Battalion (In Canada)
RBerksR
Royal Berkshire Regiment
RC
Recruiting Centre
RC
Release Centre
RC
Reselection Centre
RC
Roman Catholic
RC
Royal Canadians
RC(IaN)
Refugee Camp (Ile aux Noix)
RCA
Royal Canadian Artillery
RCA(CD)
Royal Canadian Artillery (Coast Defence Branch)
RCAB
Royal Canadian Artillery Band
RCAC
Royal Canadian Armoured Corps
RCAC
Royal Canadian Army Cadets
RCAC(MP)
Royal Canadian Artillery Camp (Macauley Plains)
RCACC
Royal Canadian Army Chaplain Corps
RCACD
Royal Canadian Artillery Canadian Division
RCAF
Royal Canadian Air Force
RCAF(Aux)
Royal Canadian Air Force (Auxiliary)
RCAF(PR)
Royal Canadian Air Force (Primary Reserve)
RCAF(R)
Royal Canadian Air Force (Regular)
RCAHWENDHQS
Royal Canadian Artillery, Home War Establishment, National Defence Headquarters Section
RCAMC
Royal Canadien Army Medical Corps
RCAMCPST
Royal Canadian Army Medical Corps Plastic Surgery Team
RCAMCTC
Royal Canadian Army Medical Corps Training Centre
RCAMCTC(R)
Royal Canadian Army Medical Corps Training Centre (Reserve)
RCanDns
Royal Canadian Dragoons
RCanHArt
Royal Canadian Horse Artillery
RCanR
Royal Canadian Regiment
RCanSigEng
Royal Canadian Signal Engineers
RCAPC
Royal Canadian Army Pay Corps
RCARU
Royal Canadian Artillery Reinforcement Unit
RCASC
Royal Canadian Army Service Corps
RCASCB
Royal Canadian Army Service Corps Band
RCASC-CASF
Royal Canadian Army Service Corps - Canadian Active Service Force
RCASCCF
Royal Canadian Army Service Corps Company Force
RCASCG
Royal Canadian Army Service Corps Group
RCASCHU
Royal Canadian Army Service Corps Holding Unit
RCASCRU
Royal Canadian Army Service Corps Reinforcement Unit
RCASCTC
Royal Canadian Army Service Corps Training Centre
RCASCTCR
Royal Canadian Army Service Corps Training Centre Reserve
RCATC
Royal Canadian Artillery Training Centre
RCATC(R)
Royal Canadian Artillery Training Centre Reserve
RCC
Railway Construction Company
RCC
Remote Control Officer
RCCRCE
Road Construction Company, Royal Canadian Engineers
RCCS
Royal Canadian Corps of Signals
RCCSTC(R)
Royal Canadian Corps of Signals Training Centre (Reserve)
RCD
Royal Canadian Dragoons - heavy cavalry unit
RCDC
Royal Canadian Dental Corps
RCE
Royal Canadian Engineers
RCE(NP)
Royal Canadian Engineers (Non-Permanent Active Militia)
RCEB
Royal Canadian Engineers Bands
RCECO
Royal Canadian Engineers Corps Orders
RCEDF
Royal Canadian Detachment Force
RCEME
Royal Canadian Electrical and Mechanical Engineers
RCESAbyHQ
Royal Canadian Engineers Section Administered by Headquarters
RCETC
Royal Canadian Engineers Training Centre
RCETC(R)
Royal Canadian Engineers Training Centre (Reserve)
RCEWDCMHQ
Royal Canadian Engineers Works Directorate, Canadian Military Headquarters
RCFC
Refresher Course for Officers
RCFQ
Refugee Camp Farnham Quebec
RCHA
Royal Canadian Horse Artillery - specific regiment of artillery inside the Royal Canadian Artillery
RCHQ
Rear Canadian Headquarters
RCIC
Royal Canadian Infantry Corps
RCL
Royal Canadian Legion
RCM
Military Sub-Committee Of the Ministerial Committee on Reconstruction Problems
RCMP
Royal Canadian Mounted Police
RCN
Royal Canadian Navy
RCN(R)
Royal Canadian Navy (Reserve)
RCNB
Royal Canadian Naval Barracks
RCNH
Royal Canadian Naval Hospital
RCNMR
Royal Canadian Naval Monthly Reserve
RCNR
Royal Canadian Navy Reserve
RCNR(FR)
Royal Canadian Naval Reserve (Fisherman's Reserve)
RCNVR
Royal Canadian Naval Volunteer Reserve
RCOC
Royal Canadian Ordnance Corps
RCOCAM
Royal Canadian Ordnance Corps Army Magazine
RCOCB
Royal Canadian Ordnance Corps Band
RCOCCO
Royal Canadian Ordnance Corps Orders
RCOCHU
Royal Canadian Ordnance Corps Holding Unit
RCOCMG(MD)P
Royal Canadian Ordnance Corps Magazine Guard (McGivney Depot) Petawawa
RCOCTC(R)
Royal Canadian Ordnance Corps Training Centre (Reserve)
RCPC
Royal Canadian Postal Corps
RCR
Royal Canadian Regiment - one of the oldest Canadian infantry regiments, founded in 1883
RCS
Radar and Communications School
RCS
Routing & Convoy Section (Naval)
RCS
Royal Canadian Signals
RCSB
Royal Canadian Signals Band
RCSC
Royal Canadian Sea Cadets
RCSE
Royal Canadian Signal Engineers
RCSigs
Royal Canadian Corps of Signals
RCSME
Royal Canadian School of Military Engineering
RCSTC
Royal Canadian Signals Training Centre
rd
road
rd
round
RD
Reception Depot
RD
Release Depot
RD
Repair Depot
RD
Repatriation Depot
RDBW(RHR)
Regimental Depot The Black Watch (Royal Highland Regiment) of Canada
RDC
Royal Defence Corps
RdConstCoy
Road Construction Company
RdeChat
Régiment de Chateauguay (Disponible en français seulement)
RdeChaud
Régiment de Chaudiere (Disponible en français seulement)
RdeH
Régiment de Hull (Disponible en français seulement)
RdeJol
Régiment de Joliette (Disponible en français seulement)
RdeMais
Régiment de Maisonneuve (Disponible en français seulement)
RdeMont
Régiment de Montmagny (Disponible en français seulement)
RdeStHya
Régiment de St-Hyacinthe (Disponible en français seulement)
RDevonYeo
Royal Devon Yeomanry
RDF
Radio Direction Finder (Radar)
RDF
Radio Direction Finding
RDFMU
Radio Direction Finder Maintenance Units
RDFO
Radio Direction Finder Officer (Naval)
RDFOU
Radio Direction Finder Operating Unit
RDFS
Radio Direction Finder School
RDIRCASC
Relief Driver Increment, Royal Canadian Army Service Corps
RDMHRCAMC
Red Deer Military Hospital, Royal Canadian Army Medical Corps
RDOVI
Reinforcing Draft Overseas, 14th Reinforcement Draft Overseas
RdrPC(A)
Radar Performance Checker (Air)
RdrPC(G)
Radar Performance Checker (Ground)
RdrPltr
Radar Plotter (Sea)
RdrTec(A)
Radar Technician (Air)
RdrTec(G)
Radar Technician (Ground)
RdrTech
Radar Technician
RDubFus
Royal Dublin Fusiliers
RduSag
Régiment du Saguenay (Disponible en français seulement)
RE
Research Establishment
RE
Royal Engineers
RE(CW)
Research Establishment (Chemical Warfare)
REA
Real Estate Advisor
RECCE
Reconnaissance or Reconnoitre
Recom
Decommissioned
RECON
Reconnaissance (U.S.)
Recruits
Naval Recruiting Office (Permanent Naval Force)
REF
Radio Experimental Flight
RefTech
Refinisher Technician
reg
Regulate, regulated, regulating or regulation
Reg
Regiment / Regimental
Regt
Regiment
Regt
Regimental
Rehab
Rehabilitation
RE-HC
Re-Habilitation Course
reinf
Reinforcement(s)
REKentYeo
Royal East Kent Yeomanry
rem
Remained - stayed in an area, or stayed on duty
REME
Royal Electrical and Mechanical Engineers
REMS
Reserve Equipment Maintenance Satellites
REMU
Reserve Equipment Maintenance Units
Rep
Repatriated
Rep Bn
Replacement Battalion
Rep Bn
Representative
RepatDep
Repatriation depot
rept
reported
rep't
reported
REPT
Reserve Entry Training Program
Reptd
Reported
RERMC
Riding Establishment Royal Military College
Res
Reserve - force of men remaining behind the lines to reinforce the front lines where needed
RESO
Reserve Entry Scheme - Officers
RETP
Reserve Entry Training Plan
Rev
Reverend
RF
Reserve Fleet
RFA
Royal Field Artillery
RFA
Royal Fleet Auxiliary
RFB
Regimental Funds Board
RFB
Reported from Base - unit base report about a soldier
RFC
Reserve Force Centre
RFC
Royal Field Corps
RFC
Royal Flying Corps - see RAF
Rflm
Rifleman
Rfm
Rifleman
Rfmn
Rifleman
Rfn
Rifleman
RforCMF
Reinforcements for Central Mediterranean Force
RFR
Royal Fleet Reserve
RFRA
Royal Artillery Pre-War Reservist
rft
Reinforcement
RFTP
Refresher Flying Training Plan
Rfts
Reinforcements
Rfus
Royal Fusiliers
RG
Regulating Petty Officer
RGA
Royal Garrison Artillery
RGR
Royal Garrison Regiment
RGSS
Registrar General of Shipping and Seamen
Rgt
Regiment
RGuernseyLI
Royal Guernsey Light Infantry
RHA
Royal Horse Artillery
RHC
Black Watch (Royal Highland Regiment) of Canada
RHC
Royal Highlanders of Canada
RHGDS
Royal Horse Guards
RHIGHRS
Royal Highlanders (The Black Watch)
RHLI
Royal Hamilton Light Infantry
RHN
Royal Hellenic Navy
RHofCAN
Royal Highlanders of Canada
RHQRCASC
Reconstituted Headquarters, Royal Canadian Army Service Corps
RHRofC
Royal Highland Regiment of Canada
Rif
Rifleman
Rif
Rifles
RIFBRIG
Rifle Brigade
RIIP
Reserve Integrated Information Project
RInnisFus
Royal Inniskilling Fusiliers
RIrReg
Royal Irish Regiment
RIrRif
Royal Irish Rifles
RIsFus
Royal Irish Fusiliers
RLancR
Royal Lancaster Regiment
RLE
Radio Location Establishment
RLHQ
Rear Link Headquarters
RLL(UK)
Rotation Leave List (United Kingdom)
RLMSRCCS
Railway Line Maintenance Section, Royal Canadian Corps of Signals
RLO
Research Liaison Officer (Naval)
RLRCAMC
Research Laboratory, Royal Canadian Army Medical Corps
RLU
Radio Location Unit
rlwy
railway
RlwyConst(Op)(Tg)Coy(Gp)
Railway Construction (Operating) (Telegraph) Company (Group)
RM
Air Radio Mechanic
RM
Radioman
RM
Royal Marines
RMA
Royal Marine Artillery
RMB
Royal Marine Band
RMBPD
Royal Marine Boom Patrol Detachment
RMBRIG
Royal Marine Brigade
RMC
Royal Military College of Canada
RME
Royal Marine Engineers
RMF
Royal Munster Fusiliers
RMFA
Royal Malta Fencible Artillery
RMHRCAMC
Rideau Military Hospital, Royal Canadian Army Medical Corps
RMHRCAMC
Rimouski Military Hospital, Royal Canadian Army Medical Corps
RMi
Riegelmine
RMLI
Royal Marines Light Infantry
RMO
Regimental Medical Officer
RMO
Royal Marine Office
RMR
Rocky Mountain Rangers
RMR
Royal Montreal Regiment
RMSCR
Royal Marine Support Craft Regiment
RMSF
Royal Marine Striking Force
RMSO
Royal Marine Signal Office
RMTC
Radio Mechanic's Training Centre
RMTCRCASC
Reserve Mechanical Transport Company, Royal Canadian Army Service Corps
RMTech
Refrigeration and Mechanical Technician
RMTG
Royal Marine Training Group
RN
Royal Navy
RNAD
Royal Navy Armament Depot
RNARY
Royal Naval Aircraft Repair Yard
RNAS
Royal Naval Air Service
RNAS
Royal Naval Air Station
RNASAAC
Royal Naval Air Service Anti-Aircraft Corps
RNB
Royal Naval Barracks
RNBTR
Royal Naval Benevolent Trust Representative
RNCVR
Royal Naval Canadian Volunteer Reserve
RND
Royal Naval Division
RNDevonYeo
Royal North Devon Yeomanry
RNLO
Royal Naval Liaison Officer
RNN
Royal Netherlands Navy
RNO
Resident Naval Officer
RNO
Resident Naval Overseer
RNorN
Royal Norwegian Navy
RNPS
Royal Naval Patrol Service
RNR
Royal Naval Reserve
RNS
Radio and Navigation School
RNSC
Royal Navy Staff College
RNSR
Royal Naval Special Reserve
RNTE
Royal Naval Training Establishment
RNTF
Royal Naval Torpedo Factory
RNVR
Royal Naval Volunteer Reserve
RNWCC
Royal Naval War Comforts Committee
RNWL
Royal Naval War Libraries
RNWMP
Royal North-West Mounted Police
RNZE
Royal New Zealand Engineers
RNZN
Royal New Zealand Navy
RO
Records Only
RO
Recruiting Office
RO
Reinforcement Officer
RO
Report Officer
RO
Reporting Officer
RO
Routine Order
ROC
Royal Observer Corps
ROCA
Resident Officer Canal Area
ROCMHQ
Records Office, Canadian Military Headquarters
ROE
Rules of Engagement
RofP
Report of Proceedings
ROGRCE
Railway Operating Group, Royal Canadian Engineers
ROLSH(RC)CA(AF)
Regimental Orders Lord Stratchcona Horse (Royal Canadians) Canadian Army Active Force
RomRsch
Communicator Research
ROp
Radio Operator
ROSJD
Routine Orders St. John's Defences
ROTP
Regular Officer Training Plan
ROTP(CMC)
Regular Officer Training Plan (at Canadian Military Colleges)
ROTP(U)
Regular Officer Training Plan (at Civilian Universities)
RO''W''F
Routine Orders ''W'' Force
RO''Z''F
Routine Orders ''Z'' Force
RP
Radar Plot Rate
RP
Radar Plotter
RP
Reserve Posting
RP (Records)
Reserve Posting (Records)
RPIGHQ&LofCT
Rear Party Increment General Headquarters & Line of Communication Troops
RPO
Regulating Petty Officer
RPSD
Reserve Pacific Support Depot
RQ&A
Rations, Quarters and Allowance
RQM
Regimental Quartermaster
RQMS
Regimental Quartermaster Sergeant
RR
Radiographer
RR
Railroad
RR
Rifle Range
RRC
Royal Red Cross
RRC
Royal Regiment of Canada
RRC
Royal Rifles of Canada
RRE
District Recruiting Establishment
RRegC
Royal Regiment of Canada
RRF
Royal Regiment of Fusiliers
RRMC
Royal Roads Military College
RRR
Regina Rifle Regiment
RS
Recruiting Station
RS
Reinforcement Section
RS
Reserve Status
RSCFC
Reinforcement Section Canadian Forestry Corps
RScFus
Royal Scots Fusiliers
RSCOTS
Royal Scots (Lothiam Regiment)
RSHQCFC
Reinforcement Section Headquarters Canadian Forestry Corps
RSM
Regimental Sergeant-Major - senior non-commissioned officer in a regiment
RSMHRCAMC
Rectory Street Military Hospital, Royal Canadian Army Medical Corps
RSO
Range Safety Officer
RSS
Regimental Support Staff
RSS
Regular Support Staff
RSTech
Radar Systems Technician
RSTech
Radioman Special
Rsu
Repair & Salvage Unit
RSussR
Royal Sussex Regiment
RT
Radio Technician
RT
Radio Telephony
RTC
Returned to Corps - a soldier returning to duty
RTCRCAR
Reserve Training Centre, Royal Canadian Artillery Reinforcements
Rtn
Return
Rtns
Rations
RTO
Railway Tranport Officer
RTO
Regimental Transport Officer
RTO
Research Technical Officer
RTO
Return to Owners
RTOSRCCS
Railway Telegraph Operating Section, Royal Canadian Corps of Signals
RTTP
Reserve Tradesmen Training Plan
RTU
Returned to Unit - a soldier returning to a unit following illness, wounds, leave or training
RU
Radio Unit
RU
Reinforcement Unit
RUSNO
Resident U.S. Naval Officer (U.S.)
RV
Rendez-vous point on Patrol
RVHM
Royal Victoria Hospital Montreal
RVM
Royal Victorian Medal
RW
Recorded Warning
RWCHRCAMC
Roman Way Convalescent Hospital, Royal Canadian Army Medical Corps
RWCRCE
Railway Workshop Company, Royal Canadian Engineers
RWFus
Royal Welsh Fusiliers
RWING
Reinforcement Wing
RWKentR
Royal West Kent Regiment
RWpgR
Royal Winnipeg Rifles
RWPU
Radio Wave Propagation Unit
RWR
Royal Winnipeg Rifles
RX
Army Remount Section, Army Service Corps Number Prefix
Ry
Railway
RYM
Royal Yugoslav
RYPA
Roll, Yaw, Pitch and Alter Course

Military abbreviations used in service files starting with S

S
Supply
S&AH
Southerland & Argyll Highlanders
S&CD
Sydney & Canso Defences
S&LP
Syrian & Lebanese Ports
S&PRCASC
Stationary & Printing, Royal Canadian Army Service Corps
S&TC
Supply and Transport Corps
S&TDRCASC
Supply & Transport Details, Royal Canadian Army Service Corps
S(Prob)
Signalman (Probationer)
S/
Staff
S/D
Submarine Detector
S/L
Sailing List
S/L
Squadron Leader
S/Lieut
Second Lieutenant
S/M
Sergeant Major
S/M
Submarine
S/P
Signalling Projector
S/QMS
Staff Quartermaster-Sergeant
S/S
Sound Signalling
S/Sgt
Staff Sergeant
S/Sjt
Staff Sergeant
S/T
Sonic Telegraphy
SA
Salvation Army
SA
South Atlantic
SA
Staff Adjutant
SA
Supply Assistant
SA
Stores Assistant
SA
South Africa
SA
Subsistence Allowance
SA
Small Arms
SA/S
Superintendent, Anti-submarine
SAA
Small Arms Ammunition
SAABRCA
Section Anti-Aircraft Battery, Royal Canadian Artillery
SAALO
Senior Anti-Aircraft Ack Liaison Officer
SAAMS/LTRCA
Special Anti-Aircraft Mobile Search Light Troop, Royal Canadian Artillery
SAB
Stores Audit Branch
SAC
Soldier Aid Commission (Department of Veterans Affairs)
SAC
South African Constabulary
SACOW/SRCOC
Section Armoured Corps Ordnance Workshop, Royal Canadian Ordnance Corps
SACSEA
Supreme Allied Commander, South-East Asia
SADS
Squadron Armoured Division Signals
SAE
School of Aeronautical Engineering
SAE
Senior Assistant Engineer
SAEC
South African Engineer Corps
SAIRCEME
Small Arms Inspectorate, Royal Canadian Electrical and Mechanical Engineers
SAIRgt
South African Irish Regiment
SAirSO
Station Air Services Officer
SAM
School of Aircraft Maintenance
SAM
School of Aviation Medicine
SAMH
Ste. Anne's Military Hospital
San
Sanitary
San
Sanitation
SANLC
South African Native Labour Corps
SanSec
Sanitary Section
SAO
Senior Accountant Officer
SAO
Squadron Accountant Officer
SAO
Staff Accountant
SAOI
Semi-Annual Ordnance Inspection
SAP
Soldier Apprentice Plan
SAR
School of Aircraft Recognition
SAR
South Albert Regiment
SAS
Superintendent Anti-Submarine (Naval)
Sask
Saskatchewan
SASO
Superintendent Armament Supply Officer
SASS
Special Air Service Regiment
SAT
Superintendent of British Air Training
SAV
Staff Assistance Visit
SB
Signal Boatswain
SB
Special Branch
SB
Stockbrokers' Battalion (10th Battalion Royal Fusiliers)
SB
Stretcher Bearer
SBA
Sick Berth Attendant
SBA(Prob)
Sick Berth Attendant (Probationer)
SBCPO
Sick Berth Chief Petty Officer
SBD
Superintendent Boom Defence
SBD
Superintendent of Boom Defence
SBG
Small Box Girder
SBL
Static Base Laundry
SBLRCOC
Static Base Laundry, Royal Canadian Ordnance Corps
SBNO
Senior British Naval Officer
SBPC
Senior British Naval Officer
SBPO
Sick Berth Petty Officer
SBRCA
Searchlight Battery, Royal Canadian Artillery
SBS
Sick Berth Steward
SC
Seaforth Camp
SC
Service Chevrons
SC
Ship's Circulation or Senior Constructor
SC
New York (Halifax, Sydney) to United Kingdom Convoy
SC
Scout
SC
Star of Courage
SCAEF
Supreme Commander Allied Expeditionary Force
SCAP
Supreme Commander for the Allied Powers
SCC
Surrey County Council
SCCRCOC
Salvage Collecting Centre, Royal Canadian Ordnance Corps
SCES
Special Construction Equipment Section
SCFO(O)
Senior Canadian Flag Officer (Overseas)
Schnr
Schooner
SCHRCAMC
Sarcee Camp Hospital, Royal Canadian Army Medical Corps
SchuMi
Schutzenmine
SCI
Staff Corps Indian
SCL
Superintendent of Construction Liaison
SCNO
Senior Canadian Naval Officer
SCNO(L)
Senior Canadian Naval Officer (London)
SCONDVA
Standing Committee on National Defence and Veterans Affairs
SCORif
Scottish Rifles (Cameronians)
SCPO
Stoker Chief Petty Officer
SCRR
Special Commission on the Restructuring of the Reserves
SCS
Ship's Conducting Staff
SCTW
Special Concession Transport Warrant
SCWO
School Chief Warrant Officer
SD
Strength Decrease
SD&GH
Stormont, Dundas & Glengarry Highlanders
SD&T
Staff Duties and Training
SD(Schedules)
Supplementary Demand / Distribution (Schedules)
SD(W)
Staff Duties (Weapons)
SDandT
Staff Duties and Training
SDC
Secretary of Defence Council
SDC
Shipyard Development Committee
SDCCS
Special Detachment Canadian Corps Signals
SDCPC
Special Detachment Canadian Provost Corps
SDCWAC
Special Detachment, Canadian Women's Army Corps
SDDDToronto
Special District Distributing Depot
SDDS(ET)
Senior Deputy Director of Stores (Eastern Theatre)
SDDSRCCS
Sussex Detachment Division Signals, Royal Canadian Corps of Signals
SDDT
Special Distributing Depot, Toronto
SDI
Submarine Detector Instructor
Sdn
Squadron
SDO
Signal Distributing Office
SDO
Signal District Office (Naval)
S-DPCRCASC
Sub-Depot Pacific Command, Royal Canadian Army Service Corps
S-DRCASC
Sub-Depot, Royal Canadian Army Service Corps
SDRCE
Stores Depot, Royal Canadian Engineers
SDSRCCS
Section Division Signals, Royal Canadian Corps of Signals
SE
Servicing Echelon
SE
Safety Equipment Mechanic
SE
Sergeant
SEA
Senior Executive-Assistant to the Minister
SEA
South East Atlantic Area
SEAACHQ
South East Asia Air Command Headquarters
SEAC
South East Asia Command
SEAFOG
South East Asia Fighter Operations Graticule System
Seaforth
Seaforth Highlanders
SeaforthofCanada
Seaforth Highlanders of Canada
SeaHighrs
Seaforth Highlanders
Sec
Secretary to a Flag Officer
Sec
Second
Sec
Secretary
Sec
Section
SEC
Security
SEC
Special Employment Company
Secd
Seconded
SECNAV
Secretary of the Navy (U.S.)
SecNB
Secretary, Naval Board
SecNB
Secretary, Naval Officer
SecNP
Secretary, Naval Personnel
SECO
South Eastern Command (United Kingdom)
SecOB
Secretary Ordnance Board
SECPC
Special Employment Company Pacific Command
Secy
Secretary, National Defence
SED
Superintendent Equipment Division
SEE
Superintendent Electrical Engineer
SEF
Salary Equalization Factor
SEF
Siberian Expeditionary Force - small international force sent to Russia in 1918 to help anti-communist forces
SEHU
Surplus Equipment Holding Units
SEIN
Sergeant Instructor
SELT
Sergeant Lieutenant
SEng
Stationary Engineer
SEO
Squadron Engineer Officer
SEO
Senior Engineer Officer
SEO(CO)
Senior Engineer Officer (Combined Operations)
SEP
Special Employment Platoon
SEPA
South East Pacific Area
SEPI
Sergeant Pioneer
Sergt
Sergeant
Serial5000
Miscellaneous Personnel Overseas - No.1 General Reinforcement Unit
Serjt
Sergeant
SERSupt
Safety Equipment and Aircraft Refinishing Superintendent
SETech
Safety Equipment Technician
SETRU
Sergeant Trumpeter
SFC
School of Fighter Control
SFFS
Ships Fire Fighting School
SFofC
Scots Fusiliers of Canada
SFOR
Stabilization Force
SFR
Sherbrook Fusiliers Regiment
SFSCFC
Special Forestry Section Canadian Forestry Corps
SFTS
Service Flying Training Schools
SG
Sydney-Greenland Convoy
SG
Signalman
SGB
Steam Gun Boat
SGds
Scots Guards
SGHQCRCASC
Section General Headquarters Company, Royal Canadian Army Service Corps
SgL
Surgeon Lieutenant
SgLCd
Surgeon Lieutenant Commander
Sgmn
Signalman
SGO
Squadron Gunnery Officer
SGOCRCOC(AD)
Support Group Ordnance Company, Royal Canadian Ordnance Corps
Sgr
Signaler
Sgt
Sergeant
SgtP
Sergeant Pilot
SgtPlt
Sergeant Pilot
SGW/SRCOC
Support Group Workshop, Royal Canadian Ordnance Corps
SH
Shipwright
SHA
Shore Authority Number
SHAEF
Supreme Headquarters Allied Expeditionary Force
SHAPE
Supreme Headquarters Allied Powers Europe
SHARP
Standard for Harassment and Racism Prevention
SHBRCA
Super Heavy Battery, Royal Canadian Artillery
ShCk
Ship's Cook
ShCpl
Ship's Corporal
SHEAF
Supreme Headquarters, Allied Expeditionary Force
SherFor
Sherwood Foresters
SherFusR
Sherbrooke Fusiliers Regiment
SherRang
Sherwood Rangers Yeomanry
SHofC
Seaforth Highlanders of Canada
Shpt
Shipwright
Shpt,1c(or2c,3c,4c,5c)
Shipwright, 1st Class (or 2nd,3rd,4th or 5th Class)
SHR
St. Hyacinthe Regiment
ShropsLI
Shropshire Light Infantry
ShropsYeo
Shropshire Yeomanry
ShrW
Shrapnel Wound
SHURCCS
Signals Holding Unit, Royal Canadian Corps of Signals
SI
Strength Increase
SI
Special Instruction
SIC
Special Infantry Company
SIDG
Superintending Inspector of Degaussing
SIDPHQCRU
Section "I" Defence Platoon Headquarters Canadian Reinforcement Unit
Sig
Signaler
Sig
Signalman
Sig
Signaling
Sig(s)
Signal(s)
Sigmn
Signalman or signalmen
SigSea
Signalman (Sea)
SInv
Security Investigator
SIOCO
Senior Intelligence Officer, Combined Operations
SIR
Seniority in Rank
SIrH
South Irish Horse
SISCPC
Special Investigation Section Canadian Provost Corps
SITC
Special Infantry Training Centre
Sitrep
Situation Report
SIU
Special Investigation Unit
SIV
Staff Inspection Visits
SIW
Self-Inflicted Wound
SJF(MG)
St. John Fusiliers (Machine Gun)
SJMH
St. Jerome Military Hospital
SJMHRCAMC
St. John's Military Hospital, Royal Canadian Army Medical Corps
SJSMHRCAMC
Saint James Street Military Hospital, Royal Canadian Army Medical Corps
Sjt
Sergeant
Skr
Skipper
SL
Sailing List
SL
Sailmaker
SLA
Service Level Agreement
SLanR
South Lancashire Regiment
SLC
Support Landing Craft
SLI
Somerset Light Infantry
SLI(MG)
Saskatoon Light Infantry (Machine Gun)
SLICGRU
"S" List I Canadian General Reinforcement Unit
Slmk
Sailmaker
SLt
Sub-Lieutenant
SLTW
Special Leave Travel Warrant
SLU
Signals Landline Units
SM
Stoker Mechanic
SM
Sergeant Major
SMBH
Standing Medical Board Hamilton
S-MC
Sergent-Major De Compagnie (French only)
SMD
Superintendent of Mining & Design
SMEBritUnits
School of Mechanical Engineers
SMG
Sub-Machine Gun
SMG
Sergeant-Major
SMH
Sorel Military Hospital
SMHIRCAMC
Sydney Military Hospital Installation, Royal Canadian Army Medical Corps
SMHRCAMC
Saskatoon Military Hospital, Royal Canadian Army Medical Corps
SMHRCAMC
Shelburne Military Hospital, Royal Canadian Army Medical Corps
SMHRCAMC
Sherbrooke Military Hospital, Royal Canadian Army Medical Corps
SMHRCAMC
Simcoe Military Hospital, Royal Canadian Army Medical Corps
SMHRCAMC
Suffield Military Hospital, Royal Canadian Army Medical Corps
SMHRCAMC
Sussex Military Hospital, Royal Canadian Army Medical Corps
SMi
Shrapnel Mine
SMjr
Sergeant Major
Smn
Seaman
SMO
Senior Medical Officer
SMO(D)
Squadron Medical Officer (Dental)
S-MR
Sergent-Major Regimentaire (French only)
SMTP
Special Militia Training Program
SMTSIDRCOC
Special Mechanical Transport / Military / Militia or Motor Transport Stores Increment Detachment, Royal Canadian Ordnance Corps
SN
Sonarman
SNAD
Supt. Naval Armament Depot
SNCF
Southern Naval Coastal Frontier
SNEO(T)
Senior Naval Experimental Officer (Torpedoes)
SNLR
Services No Longer Required
SNO
Senior Naval Officer
SNOAL
Senior Naval Officer Advanced Landing
SNOC
Senior Naval Officer Cyrenaica
SNOCA
Senior Naval Officer Casablanca Area
SNOCON
Senior Naval Officer Combined Operations North
SNOCOW
Senior Naval Officer Combined Operations Isle of Wight
SNOESy
Senior Naval Officer, Eastern Sicily
SNOL
Senior Naval Officer Landing
SNOLA
Senior Laval Officer Landing, Levant Area
SNOTrip
Senior Naval Officer Tripolitania
SNR
Senior Naval Representative
SNSO
Superintending Naval Store Officer
SO
Special Operator
SO
Signals Officer
SO
Staff Officer
SO
Senior Officer
SO
Standing Orders
SO(A/AIR)
Staff Officer for Air Duties
SO(CO)
Staff Officer (Combined Operations)
SO(D)S
Senior Officer (Dutch Ships)
SO(I)
Staff Officer (Intelligence)
SO(M)
Staff Officer (Material)
SO(O)
Staff Officer (Operations)
SO(P)
Staff Officer (Plans)
SO(T)
Staff Officer (Trade)
SO/SM
Senior Officer, Submarine
SOACEF
Senior Officer Aircraft Carriers Eastern Fleet
S-OBREV1
Sous-Officier Breveté de 1re Classe
S-OBREV2
Sous-Officier Breveté de 2eme Classe
SOC
Senior Officers Course
SOCO
Signal Officer, Combined Operations
SOCS
Staff Officer Control Service (Naval)
SODS(Air)
Staff Officer Dental Services (Air)
SOE
Special Operation Executive
SOEATPACFOR
Commander U.S. South East Pacific Force
SOEscorts
Senior Officer Escorts
SOF(V)
Senior Office Force (V)
SofA
School of Artillery
SofC
School of Cookery
SofS
Statement of Service
SOFSC
Senior Officer Fleet Signal School
SOH
Staff Officer / Senior Officer / Signal Officer or Standing Orders Force "H"
SOI
Staff Officer - Intelligence
SOK
Norwegian Mission, Cockspur St. South West 1
SOMBB
Senior Officer Mobile Balloon Barrage
SOMBB
Senior Officer Motor Boat Base
SOME
Senior Ordnance Mechanical Engineer
SomLI
Somerset Light Infantry
Sonarmn
Sonarman (Sea)
SONT
Senior Officer Northern Trawlers
SOO
Staff Officer for Operational Duties
SOP(A)
U.S. Naval Senior Officer Present Afloat at (U.S.)
SOPACFOR
Commander U.S. Pacific Force
SOPL
Staff Officer Polish Liaison
SORE
Staff Officer, Royal Engineers
SORM
Senior Officer, Royal Marines
SORS(B)
Senior Officer Raiding Squadron "B"
SORS(D)
Senior Officer Raiding Squadron (Dutchmen)
SORS(H)
Senior Officer Raiding Squadron "H"
SORTF
Senior Officer Radar Training Flotilla
SOS
Send Ordinary Course or Senior Officer Chasseurs
SOS
Struck off strength - when a soldier ceases to be a member of a unit because of transfer, injury or death
SOS1RCOCRU
Struck Off Strength 1 Reserve or Regiment, Canadian Ordnance Corps Reinforcement Unit
SOSEF
Senior Officer Suez Escort Force
SOSG
Senior Officer Support Group
SOTC
Special Officers Training Centre
SOTLDF
Senior Officer Thames Local Defence Flotilla
SOVMPF
Senior Officer Vernon Mine Recovery Flotilla
SoW
Superintendent of Works
SOWESTPACFOR
Commander U.S. South West Pacific Force (U.S.)
sp
Support
SP
Security Police
SP
Signal Publication
SP
Special Posting
SP
Self-Propelled
SP
Shore Patrol
SP
Staging Post
SP
Sapper
SPA
South Pacific Area
SPB
Service Police Barracks
SPBulletin
Senior Psychologist's (Administration) Bulletin
SpConst
Special Constable
SPCOSA
Spare Part Control Offices South Africa
Spec
Special
Spec
Specialist
SpecInc
Special Increment
SPENAVO
Special Naval Observer, London (U.S.)
SPNOCD
Senior Polish Naval Officer, Clyde District
SPO
Stoker Petty Officer
SPO(FF)
Stoker Petty Officer (Fire Fighter)
Spr
Sapper - lowest enlisted rank in Canadian Engineers (see CE)
SPSRCASC(D)
Supply Personnel Section, Royal Canadian Army Service Corps (Deffered)
Spts
Sportsman
Spvr
Supervisor
SQ
Sydney-Quebec convoy
SQ
Soldier Qualification
Sqd
Squadron
Sqdn
Squadron
SQMS
Squadron Quartermaster-Sergeant
SQMS
Staff Quartermaster-Sergeant
Sqn
Squadron
Sr
Senior
SR
Strength Return
SR
Supplementary Reserve
SR
Special Reserve
SR
Scottish Regiment
SR
Scottish Rifles (The Cameronians)
SR&BRCA
Survey Regiment & Battery, Royal Canadian Artillery
SRARNAH
Surgeon Rear Admiral Royal Navy Auxiliary Hospital
SRBRCA
Sound Ranging Battery, Royal Canadian Artillery
SRC
Signals Refresher Course
SRD
Special Radar Detachment
SRD
Special Recruiting Detachment
SRD
Supply Reserve Depot
SRE
Sound Reproduction Equipment
SRG
Special Reinforcement Group
SRItoSRRCA
Sound Ranging Increment to Survey Regiment, Royal Canadian Artillery
SRMGD
Sherbrooke Regiment Machine Gun Depot
SRNO
Senior Royal Navy Officer
SRNO
Squadron Royal Marine Officer
SRO
Squadron Physical and Recreational Training Officer
SRRCA
Searchlight Regiment, Royal Canadian Artillery
SRRCA
Survey Regiment, Royal Canadian Artillery
SRRD
Special Repair Ratings (Dockyard)
SRS
Syllabus Regimental Schools
SRU
Signal Reinforcement Unit
ss
shell shock
SS
Sanitary Section
SS
Special Service
SS
Supply Special
SS
Steamship - transport vessel used to carry troops and equipment
SS
Submarine (U.S.)
SS(British)
Special Service
SS(German)
Schutzstaffeln, Nazi party organizations; including elite military units and formations
SS/T
Super Sonic Telegraphy
SSA
Ship's Steward's Assistant
SSA
Short Service Appointment
SSaskR
South Saskatchewan Regiment
SSB
Special Service Battalion
SSB
Superintendent of Shipbuilding
SSC
Secretary Naval Staff Committee
SSCRU
Signals Section Canadian Reinforcement Units
SSDRCOC
Special Salvage Detachment, Royal Canadian Ordnance Corps
SSE
Superintendent Admiralty Signal Establishment
SSE
Staff Sergeant
SSEAP
Summer Student Employment Assistance Program
SSEIN
Staff Sergeant Instructor
SSIB
Special Services Infantry Battalion
SSM
Squadron Sergeant-Major
SSM
Staff Sergeant-Major
SSM&SR
Sault Ste. Marie & Sudbury Regiment
SSMI
Squadron Sergeant-Major Instructor
SSO
Special Signals Office or Squadron Signal Officer
SSO
Senior Staff Officer
SSpec
Security Specialist
SSR
South Saskatchewan Regiment
SSRC
Small Scale Raiding Craft
SSRCA
Special Section, Royal Canadian Artillery
SSRF
Small Scale Raiding Force
SSS
Security Service Section
SSS&S-S
Sussex Services Staff & Sub-Staff
SST
Secretary Strathcona Trust
SStaffsR
South Staffordshire Regiment
SSTech
Safety Systems Technician
St
Staff
St
Standing
ST
Ship's Storeman
ST
Seaman Torpedoman
ST
Steward
Sta
Stationary
StaffYeo
Staffordshire Yeomanry
Stat
Stationary
StatEng
Stationary Engineer
StatHosp
Stationary Hospital
Stats
Statistics
Staty
Stationary Hospital - large movable hospital of between 400 and 1,000 beds
StatyHosp
Stationary Hospital - large movable hospital of between 400 and 1,000 beds
STCDB
Special Tunnelling Company Detachment "B"
STD
Signals Training Detachment
STD
Steward
STE
Stokers' Training Establishment
STED
Superintendent of Torpedo Experimental Design
Steno
Stenographic Pool
STEP
Skilled Trades Entry Plan
Stew
Steward
StFXU
Saint Francis Xavier University
StJFus
St. John Fusiliers
StJSofAI
St. Jerome School of Army Instruction
STK
Special Tanker
STK
Stockbroker
Stn
Station
Sto
Stoker
STO
Sea Transport Officer
STO
Squadron Torpedo Officer
Sto 1c (or 2c)
Stoker, 1st Class (or 2nd Class)
STP
Supervision Training Personnel
Str
Strength
ST-SE
Staff Sergeant
STTD
Senior Technician (Naval)
STTD
Senior Technician, Technical Davison
Stwd
Steward
Stwd(Prob)
Steward (Probationer)
SU
Signals Units
SU
Staging Unit
SU
Staging Units
SU
Surgeon
SUACW
Sub-Unit Assumption College Windsor
SUB
Submarine
Suballce
Subsistence Allowance
Sub-Lieut
Sub-Lieutenant
Subs
Subsequently
SUEP
Subsidized University Education Plans
SuffR
Suffolk Regiment
SuffYeo
Suffolk Yeomanry
SUMA
Surgeon Major
SUMIRCEME
Section Unit Maintenance Inspection, Royal Canadian Electrical and Mechanical Engineers
SUNWMP
Superintendent North West Mounted Police
Sup
Supply
Sup
Supplement
SUP
Supply Officer
SUPE
Superintendent
SUPEG
Eastern Group Supply Council
Supp
Supplement
SuppPtIIO(C)
Supplementary Part II Orders (Consolidated)
SuppPtIIOrdersUEUKwithAAI(C)
Supplementary Part II Orders Units Expeditionary United Kingdom with Allied Armies in Italy (Consolidated)
SuptARY
Superintendent Aircraft Repair Yard
SupTech
Supply Technician
Supvr
Supervisor
Surg
Surgeon
Surg(Rank)
Surgeon (Rank)
Surg(Rank)forDD
Surgeon (Rank) for Dental Duties
SurgGen
Surgeon General
Surp
Surplus
SurvCE
Surveyor Construction Engineering
SUS
Soldier Under Sentence
SussYeo
Sussex Yeomanry
SV
Supply Vessels
SVCBN
Service Battalion
Svce
Service
SVD
Superintendent Victuallying Depot
SVEO(M)
Senior Vernon Equipment Officer (Maintenance)
SVSO
Superintending Victuallying Store Officer
Svy(s)
Survey(s)
SvyBty(Regt)
Survey Battery (Regiment), Royal Canadian Artillery
SvyCoy
Survey Company, Royal Canadian Engineers
SW
Shell or Shrapnel Wound - wound type of wound received from shrapnel or shell fragment
SW
Steward
SW/SRCOC
Sub Workshop, Royal Canadian Ordnance Corps
SW/TO
Staff Wireless Telegraphy Officer (Naval)
SWA
South West Atlantic Area
SWalesBord
South Wales Borderers
Swbd
Switchboard
SWD
Superintendent of Welding Development
SWD(N)(MS)
Superintendent of Welding Development (Naval) (Merchant Shipping)
SWGISCIC
Special Wireless Group Intelligence Section, Canadian Intelligence Corps
SWGRCS
Special Wireless Group, Royal Canadian Signals
SWO
Squadron Wireless Telegraphy Officer
SWPA
South West Pacific Area
SWPAKFRON
South-west Pacific Sea Frontier
SWRCEME
Sub Workshop, Royal Canadian Electrical and Mechanical Engineers
SWS
Special Wireless Station, Royal Canadian Signals

Military abbreviations used in service files starting with T

T
Training
T
Territorial
T
Torpedo
T&DU
Trials & Demonstration Unit
T&SWCACTE
Technical & Schools Wing, Canadian Armoured Corps Training Establishment
T&T
Through & Through
T(B)TC
Temporary (Basic) Training Centre
T(No)B
Treasury Board Minutes
T/
Temporary (appointed rank)
T/A
Torpedo Aircraft
T/P
Teleprinter
TA
Torpedo Armourer
TABTD
Vaccine Against Typhoid, Paratyphoid A & B, Tetanus & Diphtheria
TAC
Tactical Air Command
TAF
Tactical Air Force
TAF
Temporary Air Facilities
TAG
Trinidad-Guantanamo Convoy
TAGS
Telegraphist Air Gunner's School
TankAux
Tankers (Auxiliary)
TankFA
Tankers Fleet Auxiliary
TASC
Training Area Selection Committee
TA-TkBRCA
Training Anti-Tank Battery, Royal Canadian Artillery
TATP
Technical Apprentice Training Plan
TBG
Training Brigade Group
TBW/SRCOC
Training Brigade Workshop, Royal Canadian Ordnance Corps
TC
Transit Camp
TC
Training Centre
TC
Tunnelling Company
TC
Torpedo Coxswain
TCAC(CO)
The Canadian Armoured Corps (Corps Orders)
TCADSRCCS
Troop Canadian Armoured Division Signals, Royal Canadian Corps of Signals
TCCRCASC
Training Composite Company, Royal Canadian Army Service Corps
TCHRCAMC
Toronto Convalescent Hospital, Royal Canadian Army Medical Corps
TCP
Time Credit for Promotion
TCRCAMC
Training Command, Royal Canadian Army Medical Corps
TCS
Transport Conversion Squadron
TCV
Troop Carrying Vehicle
TD
Training Depot
TD
Temporary Duty
TD
Torpedo Detector
TDDEE
Task Design Development Experimental Establishment
TDF
Test and Development Flight
TDR
Tank Delivery Regiment
TE
Teamster
tech
technical
TechAMed
Technical Assistant Medical
Tel
Telegram
Tel
Telegraphist
Tel
Telephone
Tel(SO)
Telegraphist (Special Operator)
Tele
Telegraph or telegraphic
Tele
Telephone
TelMSupt(A)
Telecommunications Maintenance Superintendent (Air)
TelMSupt(G)
Telecommunications Maintenance Superintendent (Ground)
TEO
Torpedo Engineer Officer
TEREME
Training Establishment, Royal Electrical and Mechanical Engineers (British Unit)
TES
Technical and Engineer School
TF
Task Force
TF
Territorial Force
TFC
Time of 1st Gall (U.S.)
TFCRCE
Training Field Company, Royal Canadian Engineers
TFEM
Territorial Force Efficiency Medal
TFNS
Territorial Force Nursing Service
TFRRCA
Training Field Regiment, Royal Canadian Artillery
TFWM
Territorial Force War Medal
TG
Task Group
TGM
Torpedo Gunner's Mate
TgTech
Telegraph Technician
TH
Trinidad-Halifax convoy
THCP
Tin Hats Concert Party
THGHRCAMC
The Horseman General Hospital, Royal Canadian Army Medical Corps
THI
Time Handed In
THU
Temporary Holding Unit
THV
Trinity House Vessel
TI
Technique of Instruction
TI
Torpedo/Anti-Submarine Instructor
TID
Tour of Instructional Duty
TIU
Training Incoming Units
tk
Tank Delivery Regiment
Tk
Tank
Tk(s)
Tank(s)
TL
Trade Level
TLAABRCA
Training Light Anti-Aircraft Battery, Royal Canadian Artillery
TLC
Tank Landing Craft
Tlr
Tailor
TLTS
Technical Landline Training School
TM
Trench Mortar
TMB
Trench Mortar Battery - small- to medium-calibre mortars used in infantry support and to shell enemy trenches
TMCA
Terrace Military Camp Area
TMH
Toronto Military Hospital
TMH
Tracadie Military Hospital
TMHRCAMC
Terrace Military Hospital, Royal Canadian Army Medical Corps
TMR
The Midland Regiment
Tnig
Tunnelling
TO
Transport Officer (only when used with bde, bn, etc.)
TO
Training Officer
TO
Torpedo Officer
TO
Telegraph Operator
TO
Transport Officer or Torpedo Officer
TOD
Time of Despatch or Time of Delivery (U.S.)
TOET
Test of Elementary Training
TOO
Time of Origin
TOp
Teletype Operator
topo
topographic(al)
TOR
Time of Receipt (U.S.)
TOR(T)
The Ontario Regiment (Tank)
TORP
Torpedo (U.S.)
TOS
Terms of Service
TOS
Taken on Strength - entry of a soldier to a unit
Tot
Total
TP
Training Plan
TP
Temporary Pay
TP
Trumpeter
Tp(s)
Troop(s)
TPCCourse
Telecommunications Performance Checker Course
TPDCPC
Training Provost Detachment Canadian Provost Corps
TPG
Temporary Parade Ground
Tpr
Trooper - lowest rank in a cavalry unit
Tps
Troops
Tpt
Transport
Tptr
Trumpeter
TQ
Tradesmens Qualification
TQ&E
Trade Qualifications and Employment
TQMS
Technical Quartermaster Sergeant
Tr
Training
TR
Training Records
TR
Trooper
TR
Training Reserve
Trans
Transferred - to be sent from one unit or location to another
Transf
Transferred - to be sent from one unit or location to another
TransSqn
Transport Squadron (Royal Canadian Air Force)
Trav
Travel
TRE
Telecommunications Research Establishment
TRE
Temporary Reserve Employment
Tres(Army)
Chief Treasury Officer (Army)
Tres(Navy)
Chief Treasury Officer (Naval Services)
trg
Training Centre
TRG
Training
TrgO
Training Officer
TrgVes
Training Vessels
Trlr
Trawler
TrngCoy
Training Company
TROF
Transport Officer
TRR
Régiment de Trois-Rivières (French only)
Trshp
Troop Ships
TRU
Trumpeter
TRV
Torpedo Recovery Vessel
TS
Trade School
TS
Top Secret
TS
Transport Specials
TS(Records)
Trainees Section
TSBadge
Trained Soldier's Badge
TSDS
Two Speed Destroyer Sweep
TSDSRCCS
Toronto Section Division Signals, Royal Canadian Corps of Signals
Tsfr
Transfer
TSM
Troop Sergeant Major
TSO
Technical Staff Officer
TSR
Torpedo Spotting Reconnaissance (Aircraft)
TSR
Trained Soldier Regiment
TSR
Transport Special Reserve
TSR(MG)
Toronto Scottish Regiment (Machine Gun)
TSU
Technical Signals Unit
TSV
Torpedo School Vessel
TTC
Temporary Transit Camp
TTC
Temporary Training Centre
TTS
Technical Training Schools
TTS
Trades Training School
TU
Tactical Urgency
TU
Task Unit
TunCoy
Tunnelling Company
Turco
Turn Round Control (Overlord)
TVC
Thames Valley Camp
TW
Transport Warrant
TW
Travel Warrant
TZ
Tyneside Division

Military abbreviations used in service files starting with U

U
University
UATC
University Air Training Corps
UATCS
University Air Training Corps Squadrons
UC
United Kingdom-Caribbean convoy
UCC
United Church of Canada
UD
University Detachments
UG
United States-Gibraltar convoy
UIC
Unit Identification Code
UK
United Kingdom
UKALM
United Kingdom Air Liaison Mission
UKAR
United Kingdom Approach Routes
UKCC
United Kingdom Commercial Corporation
UKSA
United Kingdom Shipping Adviser
UL
Unattached List
ULNDHQ(D)
Unattached List National Defence Headquarters (Details)
ULO
University Liaison Officer
UMHRCAMC
Utopia Military Hospital, Royal Canadian Army Medical Corps
UMS
Unit Medical Section
UMSP
Undergraduate Medical Subsidization Plan
UNAL
Unallotted
UNDOF
United Nations Disengagement Observer Force (Golan Heights)
UNEFME
United Nations Emergency Force Middle East
UNFICYP
United Nations Force in Cyprus
UNIFIL
United Nations Interim Force in Lebanon
UNIPOM
United Nations India Pakistan Observation Mission
Univ
University
unk
unknown - location of a soldier is not known
UNMOGIP
United Nations Military Observer Group in India and Pakistan
UNOGIL
United Nations Observer Group in Lebanon
UNT
Untrained
UNTD
University Naval Training Division
UNTEA
United Nations Temporary Executive Authority in West Guinea
UNTSO
United Nations Truce Supervision Organization in Palestine
UNYOM
United Nations Yemen Observation Mission
UofT
University of Toronto
UofTO/STrCoy
University of Toronto Overseas Training Company
UPDRCAPC
Unit Pay Detachment, Royal Canadian Army Pay Corps
UPDT
Unit Personnel Data Transaction
URDIS
Your Despatch (U.S.)
URTP
University Reserve Training Plan
US
United States (of America)
US(A)
United States (Army)
USA
United States Army
USA
United States of America
USAAF
United States Army Air Force
USAD
United States Army Depot (or Sub-Depot)
USAHS
United States Hospital Ship
USAT
United States Army Transport (U.S.)
USCG
United States Coast Guard
USCGC
United States Coast Guard Cutter
USDUE
United States Distinguished Unit Emblem
USED
United States Engineering Department
USLOM
United States Naval Senior Line Officer at -
USMC
United States Marine Corps
USMNAM
United States Military, Naval and Air Mission
USN
United States Navy
USNAAB
United States Naval Advanced Amphibious Base
USNAATB
United States Naval Advanced Amphibious Training Base
USNAATSB
United States Naval Advanced Amphibious Training Sub. Base
USNAMSB
United States Naval Advanced Maintenance Sub. Base
USNATB
United States Naval Amphibious Training Sub. Base
USNAVPO
United States Naval Port Officers
USNLOS
United States Naval Liaison Officers
USNR
Unites States Navy Reserve
USNSD
United States Naval Stores and Spare Parts Depot
USNTSD
United States Navy Technical Division
USRO
United States Routing Officers
USS
United States Ship
USShip
United States Ship
USSR
Union of Socialist Soviet Republics
UT
Unsuitable for Training
UTO
Unit Training Officers
UTPM
University Training Plan (Men)
UTPM(CMC)
University Training Plan Men (at Canadian Military Colleges)
UTPM(U)
University Training Plan Men (At Civilian Universities)
UTPNCM
University Training Plan Non-Commissioned Members
UVF
Ulster Volunteer Force
UWOC
University of Western Ontario Contingent

Military abbreviations used in service files starting with V

V&FVAO
Vancouver & Fraser Valley Area Orders
V/Chief
Vice Chief
V/S
Visual Signalling
V/T
Visual Telegraphy
VA
Victualling Assistant
V-A
Vice-Admiral
VA(No)
Vice-Admiral (No.) Battle Squadron
VAABH
Victor Animatophone and Bell & Howell
VAC
Veterans Affairs Canada
VAC(FleetorSqdn)
Vice-Admiral Commanding (Fleet or Squadron)
VACSTC
Vernon Army Cadet Summer Training Centre
VAD
Voluntary Aid Detachment
VC
Victoria Cross
VCCO
Vice-Chief of Combined Operations
VCDCMSC
Valcartier Camp Detachment, Corps of Military Clerks
VCDS
Vice Chief of the Defence Staff
VCGS
Vice Chief of the General Staff
VCIGS
Vice Chief of the Imperial General Staff
VCMHRCAMC
Valcartier Camp Military Hospital, Royal Canadian Army Medical Corps
VCNO
Vice-Chief of Naval Operations (U.S.)
VCNS
Vice Chief of the Naval Staff
VCR
Veterans Care Regulations
VD
Volunteer Officer's Decoration
VD
Colonial Auxiliary Forces Officer's Decoration
VD
Venereal Disease
VdeQ
Les Voltigeurs de Québec
VDG
Venereal Disease - Gonorrhea
VDH
Valvular Disease of the Heart
VDS
Venereal Disease - Syphilis
VE(J)
Victory in Europe (Japan)
veh(s)
vehicle(s)
Vet
Veterinarian
Vety
Veterinary
VFS
Verification of Former Service
VGofC
Veterans Guard of Canada
VHF
Very High Frequency
VHG
Veterans Home Guard (Now Veterans Guard of Canada)
V-I
14th Reinforcement Draft Overseas V1
VIF
Volunteers Interim Force
V-II
14th Reinforcement Draft Overseas V2
VIP
Veterans Independence Program
VIS
Visibility
VLC
Victory Loan Convoy
VLF
Very Low Frequency
VLR
Very long Range
VMA
Vernon Military Area
VMC
Vernon Military Camp
VMC
Vehicle Maintenance Course
VMH
Vancouver Military Hospital
VMH
Victoria Military Hospital
VMHRCAMC
Valleyfield Military Hospital, Royal Canadian Army Medical Corps
VMHRCAMC
Vermilion Military Hospital, Royal Canadian Army Medical Corps
VMHRCAMC
Vernon Military Hospital, Royal Canadian Army Medical Corps
VO
Veterinary Officer
Voltigeurs
Les Voltigeurs de Québec
VolTrans
Voluntary Transfer
VPT
Volunteered for Pacific Theatre
VR
Volunteer Reserve
VRC
Victoria Rifles of Canada
VRD
Naval Volunteer Reserve Decoration
VRD
Vehicle Repair Depot
VRDHQ
Volunteer Reserve Divisional Headquarters
VRofC
Victoria Rifles of Canada
VS
Veterinary Surgeon
VS
Victualling Storesman
VSDRCOC
Vancouver Sub Depot, Royal Canadian Ordnance Corps
VSIS
Victualling Store Issuing Ship
VSO
Victualling Store Officer
VSU
Veteran Surgeon
VTO
Visual Training Officer
VTS
Vocational Training School

Military abbreviations used in service files starting with W

w
wounded - injury caused by enemy action
W
West
W&B
Director of Works & Buildings (Naval)
W&PCRCE
Workshop & Park Company, Royal Canadian Engineers
W&SSOp
Water and Sanitation Service Operator
W&T
Wireless & Telephony
w/
with
W/C
Wing Commander
W/K
Watchkeeping
W/Mech
Wireless Mechanic
W/O
Wireless Operator
W/Op
Wireless Operator
W/S
Workshop
W/T
Wireless Telegraphy
W/TBd
Wireless Telegraphy Board
W/TCal
Wireless Telegraphy Calibration Vessels
W/TO
Wireless Telegraphy Officer
W/TStation
Wireless Telegraphy Station
WA
Watchman
WA
Western Approaches
WA
Weaponman Air
Wa/T
Warning Telephone
WAAC
Women's Auxiliary Army Corps
WAC
Western Air Command
WAC
War Assets Corporation
WAf
West Africa
WAFF
West Africa Frontier Force
WAG
Wireless Air Gunner
WAI
Waiter
WarwickYeo
Warwickshire Yeomanry
WAt
Western Atlantic
WB
Whizz Bang
WBBV
Company of Waterborne Balloon Barrage Vessels
WC
Western Canada
WCLC
Western Command Labour Company
WCO
War Cabinet Offices
WCRCE
Works Company, Royal Canadian Engineers
WCRCE(A)
Works Company, Royal Canadian Engineers (Active)
WCRCE(R)
Works Company, Royal Canadian Engineers (Reserve)
Wd
wounded - injury caused by enemy action
WD
Women's Division
WD
War Diary
WD
War Department
WDCS
War Disease Control Station
WDV
War Dept. Vessel or Wreck Dispersal Vessel
WE
War Establishment
WE
With Effect
WEA
Weather (U.S.)
wef
with effect from
WEF
Western Escort Force
WEF
Winter Experimental Flight
Welsh R
Welsh Regiment
WelshH
Welsh Horse
WEM
Wireless Electrical Mechanic
WESEAFRON
Western Sea Frontier (U.S.)
West&CumbYeo
Westmoreland & Cumberland Yeomanry
WestmrR(Mot)
Westminster Regiment (Motor)
WestNSR
West Nova Scotia Regiment
WESTOMP
West Ocean Meeting Point
WETP
War Emergency Training Program
WF
Canadian Army Postal Corps # 1, Canadian Army Overseas
WF
Canadian Army Postal Corps # 1, 2, 3, 4, 5
WF
Lewisporte, Newfoundland
WF
Phillips Head
WF
St. John's
WF
Government of Canada Canadian Troops
WF
W. Force (Newfoundland)
WF
Wiseman's Point
WFCRCEME
"W" Force Company, Royal Canadian Electrical and Mechanical Engineers
WFERCCS
Western Fortress Establishment, Royal Canadian Corps of Signals
WFODRCOC
"W" Force Ordnance Depot, Royal Canadian Ordnance Corps
WFPD
"W" Force Postal Detachment
WFSIS
"W" Force Security Intelligence Section
WG(MG)
Winnipeg Grenadiers (Machine Gun)
WGDS
Welsh Guards
Wgnr
Waggoner
Whlr
Wheeler
WICS
Wainwright Internment Camp Staff
WIHQDCRCE
(Welding) Increment Headquarters Drilling Company, Royal Canadian Engineers
WiltsR
Wiltshire Regiment
Wiltsyeo
Wiltshire Yeomanry
WIR
West India Regiment
WIS(IC)
Wireless Intelligence Section (Intelligence Corps)
WK
Watchkeeping Certificates
Wkr
Worker
wks
weeks
Wks
Works
WksCoy
Works Company
WkShop
Workshop Depot
Wkshp&PkCoy
Workshop and Park Company
wksp
workshop
WLI
Winnipeg Light Infantry
WM
Wireless Mechanic
WMH(HWE)RCAMC
Woodstock Military Hospital (Home War Establishment) Royal Canadian Army Medical Corps
WMH(RCAMC)
Wetaskiwin Military Hospital, Royal Canadian Army Medical Corps
WMH(RCAMC)
Weston Military Hospital, Royal Canadian Army Medical Corps
WMH(RCAMC)
Windsor Military Hospital, Royal Canadian Army Medical Corps
WMH(RCAMC)
Wolsely Military Hospital, Royal Canadian Army Medical Corps
WNSR
West Nova Scotia Regiment
WNYDN
Wounded Not Yet Determined Nervousness (Neurasthenia)
WO
War Office
WO
Warrant Officer
WO1
Warrant Officer Class 1 or First Class
WO2
Warrant Officer Class 2 or Second Class
WOAG
Wireless Operator / Air Gunner
WOCARCE
Works Organization Canadian Army, Royal Canadian Engineers
WOCO
Wren Ordinary Communications Operator (Radio) Standard
WOI
Warrant Officer Class 1
WOII
Warrant Officer Class 2
WOIII
Warrant Officer, Class 3
WOR
Western Ontario Regiment
WorcR
Worcestershire Regiment
WorcYeo
Worcestershire Yeomanry
WORD
Western Ontario Regimental Depot
WPL
Western Hemisphere Defence Plan
WPPS
Western Patrol Periodical Signal
WPS
Warship Production Superintendent
WR
Ship's Writer
WR
Writer
WR
Waterways and Railways
WR(M)
Westminster Regiment (Motor)
WRAF
Women's Royal Air Force
WRCNS
Women's Royal Canadian Naval Service
WRD
Wireless Relay Detachments
WRidR
West Riding Regiment
WRNS
Women's Royal Naval Service
WRR
West Riding Regiment
WRS
Wireless and Radio Schools
WS
Wireless School
WS
Weaponman Surface
WSB
War Supply Board
WSC
War Staff College
WSG
War Service Gratuity
WSHCRCAMC
Women's Services Health Centre, Royal Canadian Army Medical Corps
WSItoCASSU
Wireless Section Increment to Canadian Air Support Signal Unit
WSomYeo
West Somerset Yeomanry
wt
wireless telegraphy
Wt
Warrant
WT
Water Transport
WtCatO
Warrant Catering Officer
WtCkO
Warrant Cook Officer
WTCS
War Transport Committee Suez
WTel
Warrant Telegraphist
Wtelegr
Warrant Telegraphist
WtEng
Warrant Engineer
WtMAA
Warrant Master At Arms
WtO
Warrant Officer
WTO
Western Theatre of Operations
WtOffr
Warrant Officer
WtOO
Warrant Ordnance Officer
WtPatO
Warrant Patrol Officer
WtPhoto
Warrant Photographer
Wtr
Writer
WTS
Winter Training School
WtShpt
Warrant Shipwright
WtSO
Warrant Stores Officer
WtW
Warrant Writer
WtWO
Warrant Writer Officer
WU
Weaponman Underwater
WU
Weaponman Underwater
WUB
Working Up Base
WVA
War Veteran's Allowance
WW
World War
Wyorks
West Yorkshire Regiment

Military abbreviations used in service files starting with X

X-1
Prisoners of war (verified)
X-1 POW (D)
Prisoners of War (Dieppe)
X-10
All reinforcement personnel attached away from reinforcement units under appropriate authority
X-10LGLB
X-10 List General List B
X-11
All Red Cross and Auxiliary services personnel
X-12
At depot awaiting discharge
X-2
All ranks under sentence of detention, imprisonment or penal servitude
X-3
All ranks evacuated on medical grounds behind Regimental Aid Posts
X-4
Unposted reinforcements in the theatre of war belonging to the unit or corps
X-4L
X-4 List
X-5
All ranks on courses of twenty-one days or over in the theatre of war
X-6
All ranks posted as missing
X-7
All ranks seconded from the Canadian Army to other Allied Forces in the theatre of war
X-8
All non-effective held at Base Reinforcement Units whose return to the UK has been authorized
X-9
All personnel held at Base Reinforcement Units, who, for one reason or another, are not available as reinforcements and whose disposition is still to be decided
XB
Halifax-Boston convoy
XDO
Extended Defence Officer
X-L"A"RCA
X-List "A" Royal Canadian Artillery
X-L(RCCS)
X-List (Royal Canadian Corps of Signals)
X-L(UK)GL
X-List (United Kingdom) General List
X-LCAC
X-List Canadian Armoured Corps
X-LCDC
X-List Canadian Dental Company
X-LCIC(CMF)
X-List Canadian Intelligence Corps (Central Mediterranean Force)
X-LCMSC
X-List Corps of Military Staff Clerks
X-LCoftheRCE
X-List Corps of the Royal Canadian Engineers
X-LCPC
X-List Canadian Postal Corps
X-LCProC
X-List Canadian Provost Corps
X-LCSGHQECMFD
X-List Canadian Section General Headquarters Echelon, Central Mediterranean Force Detachment
X-LCWAC
X-List Canadian Women's Army Corps
XLG(CMF)
X List General (Central Mediterranean Force)
X-LGL
X-List General List
X-LGL(O)
X-List General List (Officers)
X-LGLSuppPtIIO
X-List General List Supplementary Part II Orders
X-List
List maintained by Units of Prisoners of War & Officers & Other Ranks who are missing due to enemy action
X-LofCL
X-List of Canloan List
X-LRC
X-List Red Cross
X-LRCA
X-List Royal Canadian Artillery
X-LRCA(A/TkR)
X-List Royal Canadian Artillery (Anti-Tank Regiments)
X-LRCA(AAR)
X-List Royal Canadian Artillery (Anti-Artillery Regiments)
X-LRCA(MR)
X-List Royal Canadian Artillery (Medium Regiments)
X-LRCA(SR)
X-List Royal Canadian Artillery (Survey Regiments)
X-LRCAMC
X-List Royal Canadian Army Medical Corps
X-LRCAPC
X-List Royal Canadian Army Pay Corps
X-LRCAS"B"
X-List Royal Canadian Artillery Section "B"
X-LRCASC
X-List Royal Canadian Army Service Corps
X-LRCASCBCBRD
X-List Royal Canadian Army Service Corps Battalion, Canadian Base Reinforcement Depot
X-LRCE
X-List Royal Canadian Engineers
X-LRCEME
X-List Royal Canadian Electrical and Mechanical Engineers
X-LRCOC
X-List Royal Canadian Ordnance Corps
X-LtoC"Q"L
X-List to Canadian "Q" List
X-NAL
X-North Africa List
XO
Executive Officer
XV
Examination Vessels

Military abbreviations used in service files starting with Y

Y&LR
York & Lancaster Regiment
YAG
District Auxiliary Vessel, Miscellaneous (U.S.)
Ydepot
Overseas Transit Depot
Yeo
Yeoman
YeoofSigs
Yeoman of Signals
YeoSigs
Yeoman of Signals
YF
Covered Lighter (U.S.)
YFB
Ferryboat
YFORCE
Kingston, Jamaica Forces, British West Indies
YG
Garbage Lighter (U.S.)
YISMHRCAMC
York Island Station Military Hospital Royal Canadian Army Medical Corps
YL
"Y" List
YMCA
Young Men's Christian Association
YMHRCAMC
Yarmouth Military Hospital Royal Canadian Army Medical Corps
YMS
Y Class Minesweeper or Minesweeper (Motor) (U.S.)
YMT
Motor Tug (U.S.)
YN
Boom Defence Vessel
YNg
Gate Vessel (U.S.)
YNT
Net Tender (Tug class) (U.S.)
YO
Fuel Oil Barge (U.S.)
YOG
Gasoline Barge/Tanker (U.S.)
YorkDns
Yorkshire Dragoons
YorkHrs
Yorkshire Hussars
YS
Yugo-Slav Ship
YT
Tug Harbour (U.S.)
YT
Yukon Territory
YTEP
Youth Training Employment Program
YTT
Torpedo Testing Barge (U.S.)
YW
Water Barges (U.S.)

Military abbreviations used in service files starting with Z

ZFORCE
Iceland
ZG
Panama-Guantanamo convoy