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| Abbreviation
|
Definition 1
|
Definition 2 (if applicable)
|
| R
|
Range Taker
|
Prefix for Remount Section ASC numbers, Royal, Reserve
|
| RA
|
Royal Artillery
|
Rear Admiral (RN)
|
| RAA
|
Royal Australian Artillery
|
|
| RAAF
|
Royal Australian Air Force
|
|
| RAAMC
|
Royal Australian Army Medical Corps
|
|
| RAC
|
Royal Armoured Corps
|
Royal Automobile Club
|
| RACD
|
Royal Army Chaplains Department
|
|
| RADC
|
Royal Army Dental Corps
|
|
| RAE
|
Royal Aircraft Establishment (Farnborough)
|
|
| RAEC
|
Royal Army Education Corps
|
|
| RAF
|
Royal Air Force
|
|
| RAFO
|
Reserve of Air Force Officers
|
|
| RAFVR
|
Royal Air Force Volunteer Reserve
|
|
| RauxAF
|
Royal Auxiliary Air Force
|
|
| RAMC
|
Royal Army Medical Corps
|
|
| RAN
|
Royal Australian Navy
|
|
| RANBT
|
Royal Australian Naval Bridging Team
|
|
| RAND RFLS
|
Rand Rifles (South African)
|
|
| RAP
|
Regimental Aid Post
|
|
| RAPC
|
Royal Army Pay Corps
|
|
| RASC
|
Royal Army Service Corps
|
|
| RB
|
Rifle Brigade
|
|
| R BERKS R
|
Royal Berkshire Regiment
|
|
| RCAF
|
Royal Canadian Air Force
|
|
| RCD
|
Royal Canadian Dragoons
|
|
| RCGA
|
Royal Canadian Garrison Artillery
|
|
| RCHA
|
Royal Canadian Horse Artillery
|
|
| RCM
|
Regimental Court Martial
|
|
| RCN
|
Royal Canadian Navy
|
|
| RCNC
|
Royal Corps of Naval Constructors (RN)
|
|
| RDC
|
Royal Defence Corps
|
|
| R DEVON YEO
|
Royal Devon Yeomanry
|
|
| RDF
|
Royal Dublin Fusiliers
|
Radio Direction Finding (original cover name for radar)
|
| RD FUS
|
Royal Dublin Fusiliers
|
|
| R DUB FUS
|
Royal Dublin Fusiliers
|
|
| RE
|
Royal Engineers
|
|
| RE KENT YEO
|
Royal East Kent Yeomanry
|
|
| REGT
|
Regiment
|
|
| REME
|
Royal Electrical and Mechanical Engineers
|
|
| RF
|
Royal Fusiliers
|
|
| R&F
|
Rank and File
|
|
| RFA
|
Royal Field Artillery
|
Royal Fleet Auxiliary
|
| RFC
|
Royal Flying Corps (Army – forerunner of RAF)
|
|
| RFLS FF
|
Rifles Frontier Force (Indian)
|
|
| RFN
|
Rifleman
|
|
| RFR
|
Royal Fleet Reserve
|
|
| RFTS
|
Reinforcements
|
|
| R FUS
|
Royal Fusiliers
|
|
| RGA
|
Royal Garrison Artillery
|
|
| R GUERNSEY LI
|
Royal Guernsey Light Infantry
|
|
| RHA
|
Royal Horse Artillery
|
|
| RHG
|
Royal Horse Guards
|
|
| RH GDS
|
Royal Horse Guards
|
|
| R HIGHRS
|
Royal Highlanders (Black Watch)
|
|
| RHR
|
Royal Highland Regiment (Black Watch)
|
|
| RHU
|
Reinforcement Holding Unit
|
|
| RIAF
|
Royal Indian Air Force
|
|
| RIF BRIG
|
Rifle Brigade
|
|
| RIM
|
Royal Indian Marine
|
|
| RIN
|
Royal Indian Navy
|
|
| R INNIS FUS
|
Royal Inniskilling Fusiliers
|
|
| R IR FUS
|
Royal Irish Fusiliers
|
|
| R IR REG
|
Royal Irish Regiment
|
|
| R IR RIF
|
Royal Irish Rifles
|
|
| R LANC R
|
Royal Lancaster Regiment
|
|
| RLI
|
Rand Light Infantry (South African)
|
|
| RLY REG
|
Railway Regiment (Indian)
|
|
| RLY S & M
|
Railway Sappers and Miners (Indian)
|
|
| RM
|
Royal Marines
|
|
| RMA
|
Royal Military Academy
|
Royal Marine Artillery, Royal Military Asylum
|
| RMAS
|
Royal Military Academy Sandhurst
|
|
| RMB
|
Royal Marine Band
|
|
| RM BRIG
|
Royal Marine Brigade
|
|
| RMC
|
Royal Military College
|
|
| RME
|
Royal Marine Engineers
|
|
| RMF
|
Royal Munster Fusiliers
|
|
| RMLC
|
Royal Marine Labour Corps
|
|
| RMLI
|
Royal Marine Light Infantry
|
|
| RMO
|
Regimental Medical Officer
|
Reserve of Medical Officers (RN)
|
| RMR
|
Royal Marines Reserve
|
|
| RMSM
|
Royal Military School of Music
|
|
| R MUNS FUS
|
Royal Munster Fusiliers
|
|
| RN
|
Royal Navy
|
Royal Naval
|
| RNA
|
Royal Naval Academy
|
|
| RNACD
|
Royal Naval Armoured Car Division
|
|
| RNAS
|
Royal Naval Air Service
|
Royal Naval Air Station
|
| RNAWR
|
Royal Naval Auxiliary Wireless Reserve
|
|
| RNC
|
Royal Naval College
|
|
| RNCVR
|
Royal Naval Canadian Volunteer Reserve
|
|
| RND
|
Royal Naval Division
|
|
| R N DEVON YEO
|
Royal North Devon Yeomanry
|
|
| RNEC
|
Royal Naval Engineering College
|
|
| RNH
|
Royal Naval Hospital
|
|
| RNPS
|
Royal Naval Patrol Service
|
|
| RNR(T)
|
Royal Naval Reserve Trawler Section
|
|
| RNTS
|
Royal Naval Transport Service
|
|
| RNVR
|
Royal Naval Volunteer Reserve
|
|
| RNV(S)R
|
Royal Naval Volunteer Supplementary Reserve
|
|
| RNV(W)R
|
Royal Naval Volunteer Wireless Reserve
|
|
| RNXS
|
Royal Naval Auxiliary Service
|
|
| RNZA
|
Royal New Zealand Artillery
|
|
| RNZAF
|
Royal New Zealand Air Force
|
|
| RNZNC
|
Royal New Zealand Nursing Corps
|
|
| ROC
|
Royal Observer Corps
|
|
| RQMS
|
Regimental Quartermaster Sergeant
|
|
| RRC
|
Royal Red Cross
|
|
| RR OF CAV
|
Reserve Regiment of Cavalry
|
|
| R SCOTS
|
Royal Scots
|
|
| R SC FUS
|
Royal Scots Fusiliers
|
|
| RSF
|
Royal Scots Fusiliers
|
|
| RSG
|
Royal Scots Greys
|
|
| R SIGNALS
|
Royal Signals
|
|
| RSM
|
Regimental Sergeant Major
|
|
| RSR
|
Raiding Support Regiment
|
WW2 sister regiment to SAS, disbanded 1945
|
| R SUSS R
|
Royal Sussex Regiment
|
|
| R/T
|
Radio Telephony (RAF)
|
|
| RTO
|
Railway Transport Officer
|
|
| RW
|
Royal Warrant
|
|
| R WAR R
|
Royal Warwickshire Regiment
|
|
| RWF
|
Royal Welch Fusiliers
|
|
| RW FUS
|
Royal Welch Fusiliers
|
|
| RW KENT R
|
Royal West Kent Regiment
|
|
| RY BN S & M
|
Railway Battalion Sappers and Miners (Indian)
|
|
| RYS
|
Royal Yacht Squadron
|
|
