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| Abbreviation
|
Definition 1
|
Definition 2 (if applicable)
|
| C
|
Captain (RN)
|
|
| C2
|
Prefix for Clyde Division RNVR numbers
|
|
| CADC
|
Canadian Army Dental Corps
|
|
| CALTF
|
Combined Air-Lift Task Force
|
|
| CAMB R
|
Cambridgeshire Regiment
|
|
| CAMC
|
Canadian Army Medical Corps
|
|
| CAM H
|
Cameron Highlanders
|
|
| CAMN HIGHS
|
Cameron Highlanders
|
|
| CAN CAV BDE
|
Canadian Cavalry Brigade
|
|
| CAN CYC BN
|
Canadian Cyclist Battalion
|
|
| CAN DIV A C
|
Canadian Divisional Ammunition Column
|
|
| CAN DIV CYC
|
Canadian Divisional Cyclists
|
|
| CAN ENG
|
Canadian Engineers
|
|
| CAN FD ART
|
Canadian Field Artillery
|
|
| CAN INF
|
Canadian Infantry
|
|
| CAN LABOUR BN
|
Canadian Labour Battalion
|
|
| CAN MTD RIF
|
Canadian Mounted Rifles
|
|
| CAN ORD C
|
Canadian Ordnance Corps
|
|
| CAN PNR BN
|
Canadian Pioneer Battalion
|
|
| CAN SIBERIAN EXP FCE
|
Canadian Siberian Expeditionary Force
|
|
| CAPE CLR
|
Cape Coloured Labour Regiment (South African)
|
|
| CAPE MR
|
Cape Mounted Rifles (South African)
|
|
| CAPETOWN DRA
|
Capetown Defence Rifle Association (South African)
|
|
| CAPT
|
Captain
|
|
| CARP
|
Carpenter (Indian)
|
|
| CARPR
|
Carpenter (RN)
|
|
| CAS
|
Chief of Air Staff
|
|
| CASC
|
Canadian Army Service Corps
|
|
| CAV
|
Cavalry
|
|
| CAV BDE
|
Cavalry Brigade
|
|
| CAVC
|
Canadian Army Veterinary Corps
|
|
| CAVTC
|
Central Association of Volunteer Training Corps
|
|
| CB
|
Companion of the Order of the Bath
|
Cavalry Brigade Confined to Barracks
|
| CBE
|
Commander of the Order of the British Empire
|
|
| CC
|
Cape Corps (South African)
|
|
| CCG (BE)
|
Control Commission Germany (British Element)
|
|
| CCS
|
Casualty Clearing Station
|
Cape Command Signals (South African)
|
| CD
|
Commissioned (RN)
|
Command Civil Defence
|
| CDMT COY
|
Cavalry Divisional Mechanical Transport Company
|
|
| CDN
|
Canadian
|
|
| CDO
|
Commando
|
|
| CDR
|
Commander (RN)
|
Conductor – SNCO Army (specifically Ordnance) rank
|
| CDRE
|
Commodore (RN)
|
|
| CDT
|
Cadet
|
|
| CE
|
Canadian Engineers
|
Church of England
|
| CEA
|
Chief Electrical Artificer (RN)
|
|
| CEF
|
Canadian Expeditionary Force
|
|
| CERA
|
Chief Engine Room Artificer (RN)
|
|
| CFA
|
Canadian Field Artillery
|
|
| CFC
|
Canadian Forestry Corps
|
|
| CFE
|
Cape Fortress Engineers (South African)
|
|
| CFWW
|
Council of Voluntary War Workers
|
|
| CG
|
Coastguard
|
Coldstream Guards
|
| CGA
|
Cape Garrison Artillery (South African)
|
|
| CGAHAB
|
Cape Garrison Artillery Heavy Artillery Brigade (South African)
|
|
| CGC
|
Conspicuous Gallantry Cross
|
|
| C GDS
|
Coldstream Guards
|
|
| CGM
|
Conspicuous Gallantry Medal
|
|
| CH
|
Chaplain
|
|
| CH ENG
|
Chief Engineer (RNR rank)
|
|
| CHES R
|
Cheshire Regiment
|
|
| CHES YEO
|
Cheshire Yeomanry
|
|
| CH S B
|
Chief Signal Boatswain (RN)
|
|
| CH SHPT
|
Chief Shipwright (RN)
|
|
| CHT
|
Corps of Horse Transport (prefix used in ASC)
|
|
| CH WR
|
Chief Writer (RN)
|
|
| CH YEO SIG
|
Chief Yeoman of Signals (RN)
|
|
| CIB
|
Canadian Infantry Brigade
|
|
| CIC
|
Civil[ian] Internment Camp
|
|
| C I C BODY GD
|
Commander in Chief Body Guard
|
|
| C I HORSE
|
Central Indian Horse
|
|
| C-in-C
|
Commander-in-Chief
|
|
| CIV HOSP RES
|
Civilian Hospital Reserve
|
|
| CK
|
Cook (RN)
|
|
| CK MTE
|
Cooks Mate (RN)
|
|
| CMA
|
Corps of Military Accountants
|
|
| CMB
|
Coastal Motor Boats (RNVR)
|
|
| CMG
|
Companion (Order of St. Michael & St. George)
|
|
| C MG BDE
|
Canadian Machine Gun Brigade
|
|
| CML CPS
|
Camel Corps (Australian)
|
|
| CMLO
|
Civil Mixed Labour Organisation
|
|
| CMM
|
Chief Motor Mechanic (Motor Boats) (RN)
|
|
| CMR
|
Canadian Mounted Rifles
|
|
| CMT
|
Mechanical Transport – Old Army ASC prefix
|
|
| C MTD R
|
Cape Mounted Rifles (South African)
|
|
| CNAO
|
Chief Naval Administrative Officer
|
|
| CO
|
Chief Officer
|
Commanding Officer; Company
|
| COC
|
Canadian Ordnance Corps
|
|
| C OF AS
|
Corps of Army Schoolmasters
|
|
| C OF HRS
|
Corps of Hussars
|
|
| COL
|
Colonel
|
|
| C OF LOND YEO
|
City of London Yeomanry
|
|
| C OF LRS
|
Corps of Lancers
|
|
| COMMENDN
|
Commendation
|
|
| CONN RANG
|
Connaught Rangers
|
|
| CO OF LOND YEO
|
County of London Yeomanry
|
|
| CORCC
|
Canadian Overseas Railway Construction Corps
|
|
| CORCT
|
Canadian Overseas Railway Construction Troops
|
|
| COY
|
Company
|
|
| COY CDR
|
Company Commander
|
|
| CPL
|
Corporal
|
|
| CPO
|
Chief Petty Officer (RN)
|
|
| CPS GUIDES
|
Corps of Guides (Indian)
|
|
| CQMS
|
Company Quarter Master Sergeant
|
|
| CR
|
Commander (RN)
|
|
| CRE
|
Commander Royal Engineers
|
|
| CRHA
|
Commanding Royal Horse Artillery
|
|
| CRT
|
Canadian Railway Troops
|
|
| CS
|
Continuous Service
|
|
| C SGT
|
Colour Sergeant
|
|
| CT
|
Communication Trench
|
|
| C T COY
|
Camel Transport Company (Australian)
|
|
| CTN ASST
|
Canteen Assistant
|
|
| CTN MGR
|
Canteen Manager
|
|
| CWGC
|
Commonwealth War Graves Commission
|
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