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DEPARTMENT OF THE NAVY -- NAVAL HISTORY & HERITAGE COMMAND

 

Glossary of U.S. Naval Abbreviations


A B C D E F
G H I J K L
M N O P Q R
S T U V W X  Y  Z

 Navy Numbers - FPO (mail address, disguised)


--C--

(C) -- Caretaker Status

 C -- Center--as NATTC (Naval Air Technical Training Center)

 C -- Central

 C -- Cessna Aircraft Corporation (manufacturer's symbol)

 C -- Chief; e.g., CMUS (Chief Musician)

 C -- Class; used with number for Navy rating as: 1c (first class)

 C -- Commandant (USCG)

 C -- Commander; as: CNAB (Commander Naval Air Bases)

 C -- Commissary (USMC)

 C -- Confidential Dispatch

 C -- Culver Aircraft Corporation (manufacturer's symbol)

 C -- Curtiss-Wright Corporation (manufacturer's symbol)

 C -- Freighter Aircraft

 C -- USNR officer designation for General Service, Communications Duties. Formerly (C).

 CA -- Assistant Commandant (USCG)

 CA -- Civil Authorities

 CA -- Combat Aircrew (man)

 CA -- Convening Authority

 CA -- Heavy Cruiser

 CAA -- Civil Aeronautics Authority

 CAAF -- Combined Allied Air Forces

 CAA-WTS -- Civil Aviation Authority--War Training Service

 CAB -- Civil Aeronautics Board

 CAC -- Coast Artillery Corps (Army)

 CAC -- Combat Air Crew

 CAC -- Commander Air Center

 CACW -- Chinese-American Composite Wing

 CAD -- Civil Affairs Division (Army)

 CAdC -- Combined Administrative Committee

 CADRC -- Combined Air Documents Research Center

 CAer -- Chief Aerographer

 CAerM -- Chief Aerographer's Mate

 CAF -- Clerical, Administrative and Fiscal (Civil Service employees designation)

 CAFAC -- Commander All Forces, Aruba-Curacao

 CAFAF -- Commander Amphibious Force Atlantic Fleet

 CAFO -- Confidential Admiralty Fleet Order (GB)

 CAFT -- Consolidated Advance Field Teams

 Cal -- Caliber

 CALF -- Combined Allied Land Forces

 CALIF -- California

 CAM -- Administrative Management Division (USCG)

 CAMDI -- Confidential Admiralty merchant Ship Defense Instructions (GB)

"Campbell" -- Navy crash boat equipped with television

 CAMSI -- Canadian, American Merchant Shipping Instructions

 CAMSI -- Confidential Admiralty Merchant Shipping Instructions

*CAN -- Canada, Canadian

 CANCEL -- Vessels on which construction was stopped (Code)

 CANCON -- Canadian Control System (for convoys in Canadian Coastal Zone)

 CandR -- Construction and Repair (USCG)

 CandR -- Convoy and Routing

 CANF -- Combined Allied Naval Forces

 CANFSWPA -- Combined Allied Naval Forces Southwest Pacific Area

 CANFSWPAOpPlan -- Combined Allied Naval Forces Southwest Pacific Ocean Area Operation Plan

 CAO -- Civil Affairs Officer

 CAP -- Catapult and Arresting-Gear Pool

 CAP -- Chief Aviation Pilot

 CAP -- Civil Air Patrol

 CAP -- Combat Air Patrol

 CAP -- Current Assessment Plan

 CAPCP -- Civil Air Patrol Coastal Patrol

 CAPT -- Captain

 CaptLB -- Captain, Landing Barges

 CAPUC -- Coordinating Area Production Urgency Committee

*CAR -- Carrier

 CAR -- Chief Airship Rigger

 CarAirGroup -- Carrier Air Group

 Carb -- Carburetor

 CarDiv -- Carrier Division

 CARE -- Cooperative for American Remittances to Europe

*CARIB -- Caribbean

 CaribSeaFron -- Caribbean Sea Frontier

 Carp -- Carpenter

 CarPac -- Carriers, Pacific Fleet

"Carpet" -- Electronic jammer (radar)

"Carpet Sweeper" -- Electronic transceiver (radar)

 CarTaskFor -- Carrier Task Force

 CarTransRon -- Carrier Transport Squadron

 CARTU -- Combat Aircrew Refresher Training Unit

 CAS -- Chief of Air Staff (USMC)

 CAS -- Civil Affairs Section

 CASCP -- Caribbean Area Small Craft Project

 CASCU -- Commander Aircraft Support Control Unit

 CASD -- Carrier Aircraft Service Detachment (USMC)

 CASD -- Carrier Aircraft Service Division

 CASDIV -- Carrier Aircraft Service Division

 Cast -- "C" in the phonetic alphabet; now obsolete and replaced by "Charlie"

 CASU -- Carrier Aircraft Service Unit

 CASU (F) -- Combat Aircraft Service Unit

 CASUM -- Civil Affairs Summary

 CASWO -- Confidential and Secret Weekly Orders (Naval Air Stations)

"Catalina" -- See PB2B-#, PBY-#

 CATCUSAF -- Commander Amphibious Training Command United States Atlantic Fleet

 CATS -- Civil Affairs Training School

 CATU -- Combat Aircrew Training Unit

 CAVU -- Ceiling and Visibility Unlimited

"Caydet" -- N2S; single-engine Boeing, Wichita (Stearman) Navy training, primary

 CAZ -- Planned Auxiliary, Conversion (Cruiser)

 CB -- Chief Boilermaker

 CB -- Confidential

 CB -- Construction Battalion ("Seabees")

 CB -- Cooper Bessemer (ship engines)

 CB -- Cumulonimbus

 CB -- Large Cruiser

 CBALS -- Carrier Borne Air Liaison Section

 CBC -- Contraband Control

 CBD -- Board of Review, Discharges and Dismissals (USCG)

 CBD -- Construction Battalion Detachment

 CBgmstr -- Chief Buglemaster

 CBI -- China-Burma-India (Theater of Operations)

 CBLO -- Chief Bombardment Liaison Officer

 CBLS -- Carrier Borne Air Liaison Section

 CBM -- Chief Boatswain's Mate

 CBMA -- Chief Boatswain's Mate Acting

 CBMCBB -- Chief Boatswain's Mate, Construction Battalion, Boatswain

 CBMCBS -- Chief Boatswain's Mate Construction Battalion, Stevedore

 CBmkr -- Chief Boilermaker (USCG)

 CBMM -- Chief Boatswain's Mate A (Master-at-Arms)

 CBMSRC -- Chief Boatswain's Mate, Ship Repair, Crane Operator

 CBMSRR -- Chief Boatswain's Mate, Ship Repair, Rigger

 CBMSRS -- Chief Boatswain's Mate, Ship Repair, Canvasman

 CBMU -- Construction Battalion Maintenance Unit

#CBN -- Construction Battalion

#CBNDET -- Construction Battalion Detachment

 CBO -- Board of Review, Officer Retirements (USCG)

 CBO -- Coding Board Officer

 CBR -- Budget and Requirements Division (USCG)

 CBRD -- Construction Battalion Replacement Depot

 CBSR -- Chief Boilermaker, Ship Repair

 CBT -- Clinical laboratory Technician

 CC -- Combat Command (Army)

 CC -- Cyanogen chloride

 CC -- USN officer designation for Construction Corps, USN

 CCA -- Cash Clothing Allowance (quarterly)

 CCAC -- Combined Civil Affairs Committee

 CCAC/L -- Combined Civil Affairs Committee, London Subcommittee

 CCAC/S -- Combined Civil Affairs Committee, Supply Subcommittee

 CCAO -- Chief Civil Affairs Officer (US & GB)

 CCATNA -- Combined Committee on Air Training in North America

 CCB -- Combined Communications Board

 CCB -- Contraband Control Base

 CCBP -- Combined Communications Board Publications

 CCC -- Chief Cable Censor

 CCC -- Civilian Conservation Corps

 CCC -- Combined Coordinating Committee (CCB)

 CCC -- Commodity Credit Corporation

 CCFET -- Central Commissioning Detail

 CCF -- Captain, Coastal Forces

 CCFET -- Captain, Coastal Forces, Eastern Theatre

 CCGD -- Commander Coast Guard District; e.g., CCGDTHREE

 CCk -- Chief Cook

 CCk(B) -- Chief Cook (Baker)

 CCk(C) -- Chief Cook (Commissary)

 CCL -- Communications Circular Letter

 CCM -- Chief Carpenter's Mate

 CCM -- Combined Cipher Machine

 CCM -- Combined Coding Machine

 CCMCBB -- Chief Carpenter's Mate, Construction Battalion, Builder

 CCMCBD -- Chief Carpenter's Mate, Construction Battalion, Draftsman

 CCMCBE -- Chief Carpenter's Mate, Construction Battalion, Excavation Foreman

 CCMCBS -- Chief Carpenter's Mate, Construction Battalion, Surveyor

 CCMSRB -- Chief Carpenter's Mate, Ship Repair, Boatbuilder--Wood

 CCMSRJ -- Chief Carpenter's Mate, Ship Repair, Joiner

 CCO -- Convoy Control Officer

 CCS -- Chief Commissary Steward

 CCS -- Combined Chiefs of Staff

 CCSC -- Civil Affairs Staff Center (Wimbledon, England)

 CCSF -- Commander Caribbean Sea Frontier

 CCSTD -- Chief Commissary Steward

 CCT -- Communications Control Team

 CC-V(S) -- USNR designation for Engineer Officers, commissioned and warrant, including carpenters, qualified for specialist duties. Classification abolished in 1944 and replaced by S(E) classification.

 CCZA -- Canadian Coastal Zone Atlantic

 CCZP -- Canadian Coastal Zone Pacific

 CD -- Coastal Defense (USMC)

 CD -- Confidential Document

 CD -- Conning Director

 CD -- USNR officer designation. See C and D. Formerly (CD)

 CDC -- Caribbean Defense Command(er)

 CDD -- Certificate of Disability for Discharge (Army)

 CDN -- USNR officer designation. See C, D and N. Formerly (CD)-N

 CDO -- Command Duty Officer

 Cdo -- Commando

 CDR -- Commander

 CDR -- USNR officer designation. See C, D, and R. Formerly (CD)-R

 CDRE -- Commodore

 CdreIC -- Commodore-in-Charge (GB)

 CdrelcbPortsmouth -- Commodore Commanding Landing Craft Bases, Portsmouth Command (GB)

 CdreSupt -- Commodore Superintendent (GB)

 CdrF -- Command, Flying (GB)

 CdrSBU -- Commander, Special Boats Units (GB)

 CDS -- Central Distribution System (publications)

 CDS -- Commander, Destroyer Squadron

 CDT -- Cadet (USCG)

 CDT -- Commandant

 CDT -- USNR officer designation. See C, D, and T. Formerly (CD)-T.

 CDX -- USNR officer designation. See C, D, and X. Formerly (CD)-X.

 CE -- Chief Engineer

 CE -- Civil Engineer

 CE -- Combustion Engineering

 CE -- Corps of Engineers (Army)

 CEC -- Central Economic Committee

 CEC -- USN officer designation for Civil Engineer Corps, USN

 CECR -- USNR officer designation for General Service, Civil Engineering Corps. Formerly CEC.

 CECS -- USNR officer designation for Cargo Handling Specialists. Formerly (CEC)S.

 CEC(S1) -- USN officer designation for Special Service, Special CEC duties as Mechanical Engineer.

 CEC(S2) -- USN officer designation for Special Service, Special CEC duties as Electrical Engineer.

 CEC(S3) -- USN officer designation for Special Service, Special CEC duties as Cargo Handling Specialist.

 CEC-V(S) -- USNR officer designation for Civil Engineer Officers, commissioned and warrant, including carpenters, qualified for specialist duties. This classification was abolished in September 1944 and replaced by one of the following: CEC(S), CEC(S1), CEC(S2) or CEC(S3).

 CEF -- Captain (Commanding) Escort Forces

 CEF -- Corps Expeditionaire Français

 CEM -- Chief Electrician's Mate

 CEMCBC -- Chief Electrician's Mate, Construction Battalion, Communications

 CEMCBD -- Chief Electrician's Mate, Construction Battalion, Draftsman

 CEMCBG -- Chief Electrician's Mate, Construction Battalion, General

 CEMCBL -- Chief Electrician's Mate, Construction Battalion, Line and Station

 CEMSRG -- Chief Electrician's Mate, Ship Repair, General Electrician

 CEMSRS -- Chief Electrician's Mate, Ship Repair, Shop Electrician

 CEMSRT -- Chief Electrician's Mate, Ship Repair, I.C. Repairman

*CEN -- Center, Central

 CenCATS -- Central Pacific Combat Air Transport Service (joint Army, Navy and Marine Corps) (later TAG)

 CenDraft -- Central Drafting Officer (Navy Yard, N.Y.)

 CenPac -- Central Pacific Area

 CenPacFor -- Central Pacific Forces

 CentCom -- Central Pacific Communications Instructions

 CentPacBaCom -- Central pacific Base Command

 CEO -- Casualty Evacuation Officer

 CEOinC -- Civil Engineer, Officer-in-Charge

 CESF -- Commander Eastern Sea Frontier

 CEV -- Convoy Escort Vessel

 CEWA -- Combined Economic Warfare Agencies

 CF -- Carry Forward

 CF -- Coastal Frontier (Army)

 CF -- Flying Deck Cruiser

 CFC -- Chief Fire Controlman

 CFC -- Controlled Force Circulation (boilers)

 CFCO -- Chief Fire Controlman, Operator

 CFCS -- Chief Fire Controlman, Submarines

 CFLN -- Comité Français Liberation Nationale

 CFO -- Connection Fitting Out (name of ship)

 CFO -- Physically on board for the commissioning and fitting out of a specified ship or activity

 CG -- Coast Guard

 CG -- Commanding General (USMC)

 CG -- Phosgene

 CGA -- Coast Guard Academy

 CGAB -- Coast Guard Air Base

 CGAS -- Coast Guard Air Station

 CGC -- Coast Guard Cutter

 CGD -- Coast Guard District

 CGM -- Chief Gunner's Mate

 CGMB -- Commanding General, Marine Base

 CGMCBG -- Chief Gunner's Mate, Construction Battalion, Armorer

 CGMCBP -- Chief Gunner's Mate, Construction Battalion, Powderman

 CGOB -- Coast Guard Operating Base

 CGOS -- Combat Gunnery Officers School (Army Air Forces)

 C&GS -- Coast and Geodetic Survey

 C&GS -- Command and General Staff (Army)

 CGTS -- Coast Guard Training Station

 CGYD -- Coast Guard Yard

 CH -- Charleston (Navy Yard)

*CH -- Chief of the ---; e.g., ChBuOrd (Chief of the Bureau of Ordnance)

 ChAer -- Chief Aerographer

 Chap -- Chapter

 Char -- Navy Yard, Charleston

 Charlie -- "C" in the phonetic alphabet; formerly "Cast"

 ChasGrp -- Charleston Group

 Chasn -- Charleston, South Carolina

 ChBosn -- Chief Boatswain

 ChC -- USN officer designation for Chaplain Corps, USN

 ChCarp -- Chief Carpenter

 ChCk -- Chief Cook

 CHCP -- USNR officer designation for probationary commission in Reserve Chaplain Corps. Formerly CHC(P).

 CHCR -- USNR officer designation for General Service, Chaplain Corps. Formerly CHC.

 CHCS -- USNR officer designation for Special Service, Chaplain Corps. Formerly CHC(S).

 ChC-V(G) -- USNR officer designation for Chaplain qualified for general detail afloat or ashore. This classification was abolished in September 1944 and replaced by ChC or ChC(S).

 ChC-V(P) -- USNR officer designation for seniors in theological seminaries commissioned as ensigns in probationary status and, after qualification and transfer to ChC-V(G), available for general detail ashore or afloat. This classification was abolished in September 1944 and replaced by ChC(P).

 ChC-V(S) -- USNR officer designation for Chaplains qualified for specialist duties. This classification was abolished in September 1944 and replaced by ChC or ChC(S).

 ChElec -- Chief Electrician

 ChemBomb -- Chemical Bomb

"Cherry Blossom" -- See "Oka"

 ChGun -- Chief Gunner

 ChMach -- Chief Machinist

 ChNavAirShipTra -- Chief of Naval Airship Training

 ChNavMis -- Chief, U.S. Naval Mission to (Country)

 CHOP -- Change of Operational Control; dividing line in North and South Atlantic Oceans for American and British control of convoy and ship movements

 CHORI -- Chief of Office of Research and Inventions

 ChPClk -- Chief Pay Clerk

 ChPhar -- Chief Pharmacist

 ChPhot -- Chief Photographer

 CHQ -- Corps Headquarters (Army)

 CHQ -- Corps Headquarters Company (Army)

 ChQmClk -- Chief Quartermaster Clerk (USCG)

 ChREle -- Chief Radio Electrician

 ChSClk -- Chief Ship's Clerk

 CHT -- Chemist

 ChTorp -- Chief Torpedoman

 CHU -- Cable, Radio Censorship Office

 CI -- Cirrus

 CI -- Cost Inspector; also NCI (Naval Cost Inspector)

 CIAA -- Coordinator of Inter-American Affairs

 CIC -- Combat Information Center

 CIC -- Combined Intelligence Committee

 CIC -- Counter Intelligence Corps (G-2, Army)

 CIG -- Central Intelligence Group

 CIGS -- Chief of Imperial General Staff

 CIMS -- Communications Instructions for Merchant Ships

*CinC -- Commander-in-Chief

 CinCAF -- Commander-in-Chief, Allied Forces

 CinCAF -- Commander-in-Chief, US Asiatic Fleet

 CinCAFPac -- Commander-in-Chief, US Army Forces in the Pacific

 CinCAL -- Commander-in-Chief, Alaska

 CINCA&WI -- Commander-in-Chief, Atlantic and West Indies

 CinCBPF -- Commander-in-Chief, British Pacific Fleet

 CinCEI -- Commander-in-Chief, British East Indies Station

 CincFE -- Commander-in-Chief, Far East

 CinCLANT -- Commander-in-Chief, US Atlantic Fleet

 CinCLantFlt -- Commander-in-Chief, US Atlantic Fleet

 CinCMed -- Commander-in-Chief, Mediterranean

 CinCNedE -- Commander-in-Chief, Netherlands Forces in the East

 CinCPac -- Commander-in-Chief, US Pacific Fleet

 CinCPac-CinCPoa -- Commander-in-Chief, US Pacific Fleet and Pacific Ocean Areas

 CinCPacFlt -- Commander-in-Chief, US Pacific Fleet

 CinCPacHedPearl -- Commander-in-Chief, US Pacific Fleet Headquarters, Pearl Harbor

 CinCPOA -- Commander-in-Chief, Pacific Ocean Areas

 CinCPoaHedPearl -- Commander-in-Chief, Pacific Ocean Areas Headquarters, Pearl Harbor

 CinCSA -- Commander-in-Chief, South Atlantic Station (GB)

 CinCUS -- Commander-in-Chief, US Fleet (now, CominCh)

 CIO -- Combat Intelligence Officer

 CIOS -- Combined Intelligence Objectives Sub-committee

 CIOS -- Combined Intelligence Operations Section

 CIPC -- Combined Intelligence Priorities Committee (US, GB) (London)

"Circus" -- Mobile torpedo field unit mounted on tractors and trailers and out-fitted with air compressors, tools, testing gear and a small crew of trained personnel

 CIRES -- Communication Instructions for Reporting Enemy Sightings

 CIS -- Cost Inspection Service

 CIT -- California Institute of Technology

*CIT -- Citation

 CITEJA -- Comité Internationale d' Experts Juridques Aeriens

 CIU -- Central Interpretation Unit (British Air Ministry)

 CIVCLO -- Civilian Clothing

 CJTF -- Commander Joint Task Force

 CK -- Check

 Ck -- Cook

 Ck(B) -- Cook (Baker)

 Ck(C) -- Cook (Commissary)

 CKD -- Checked

 CKT -- Circuit

 C/L -- Circular Letter

 CL -- Light Cruiser

 CL -- USNR officer designation for Limited General Service, Communication Duties. Formerly (C)L.

 CL(AA) -- Light Cruiser (Anti-Aircraft)

 CLAC -- Combined Liberated Areas Committee

 Class -- Classification

 Cler -- Clerical

"Clipper" -- See B-314

 CLN -- USNR officer designation. See CL and N. Formerly (C)L-N.

 CLR -- USNR officer designation. See CL and R. Formerly (C)L-R.

 CLT -- Clerical Technician, Medical

 CLT -- USNR officer designation. See CL and T. Formerly (C)L-T.

 CLTE -- Commissioned loss to enlisted status (revocation of appointment)

 CLUSA -- Continental Limits, United States of America

 CLX -- USNR officer designation. See CL and X. Formerly (C)L-X.

 CM -- Carpenter's Mate

 CM -- Centimetres

 CM -- Chief Metalsmith

 C&M (also CM) -- Construction and Machinery

 CM -- Controlled Mine Field

 CM -- Countermeasure

 CM -- Court Martial

 CM -- Mine Layer

 CMaM -- Chief Mailman

 CMC -- Coastal Mine Layer

 CMC -- Combined Meteorological Committee

 CMC -- Commandant of the Marine Corps

 CMC -- Merchant Marine Council (USCG)

 CMCB -- Carpenter's Mate, Construction Battalion

 CMCBB -- Carpenter's Mate, Construction Battalion, Builder

 CMCBD -- Carpenter's Mate, Construction Battalion, Draftsman

 CMCBE -- Carpenter's Mate, Construction Battalion, Excavation Foreman

 CM&D -- Counter Measures and Deception (radar) (small)

 CMG -- Chief Marine Gunner

 CMH -- Congressional Medal of Honor

 CMl -- Chief Moulder

 CML2N -- Navy midget rocket engine

 CMM -- Chief Machinist's Mate

 CMMCBE -- Chief Machinist's Mate, Construction Battalion, Equipment Operation

 CMMG -- Chief Machinist's Mate, Industrial Gas Generating Mechanic

 CMMR -- Chief Machinist's Mate, Refrigeration

 CMMS -- Chief Machinist's Mate, Shop

 CMMSRO -- Chief Machinist's Mate, Ship Repair, Outside Machinist C

 CMn -- Chief Mineman

 CMO -- Controlled Materials Officer

 CMO -- Court Martial Orders

 CMoMM -- Chief Motor Machinist's Mate

 CMoMSRD -- Chief Motor Machinist's Mate, Ship Repair, Diesel Engineering Mechanic

 CMoMSRG -- Chief Motor Machinist's Mate, Ship Repair, Gasoline Engineering Mechanic

 CMP -- Controlled Materials Plan (of the War Production Board)

 CMP -- Corps of Military Police (Army)

 CMSR -- Carpenter's Mate, Ship Repair

 CMSRB -- Carpenter's Mate, Ship Repair, Boatbuilder-Wood

 CMSRB -- Chief Metalsmith, Ship Repair, Blacksmith

 CMSRC -- Carpenter's Mate, Ship Repair, Carpenter

 CMSRC -- Chief Metalsmith, Ship Repair, Coppersmith

 CMSRJ -- Carpenter's Mate, Ship Repair, Joiner

 CMSRK -- Carpenter's Mate, Ship Repair, Caulker-Boat

 CMSRN -- Carpenter's Mate, Ship Repair, Cement Worker-Concrete

 CMSRS -- Chief Metalsmith, Ship Repair, Sheet Metal Worker

 CMSRS -- Carpenter's Mate, Ship Repair, Shipwright

 CMT -- Commissary

 CMT -- Commissary Technician, Medical

 CMTC -- Civilian Military Training Camp

 CMTC -- Combined Military Transportation Committee

 CMus -- Chief Musician

 CN -- Chloracetophenone

 CN -- Cuban Navy

 CN -- USNR officer designation. See C and N. Formerly (C)-N.

 CNA -- Canadian Northwest Atlantic (Area)

 CNA -- Chief of Naval Air

 CNAAdTra -- Chief of Naval Air Advanced Training (formerly CNAOpTra)

 CNAB -- Commander Naval Air Base

 CNABTra -- Chief of Naval Air Basic Training

 CNAIntermTra -- Chief of Naval Air Intermediate Training (now CNABTra)

 CNAIT -- Chief of Naval Air Intermediate Training

 CNAOpTra -- Chief of Naval Air Operational Training (now CNAAdTra)

 CNAOT -- Chief of Naval Air Operational Training

 CNAPrimTra -- Chief of Naval Air Primary Training (now CNARFSTra)

 CNAPT -- Chief of Naval Air Primary Training

 CNAResTra -- Chief of Naval Air Reserve Training

 CNAT -- Chief of Naval Air Training

 CNATE -- Chief of Naval Airship Training and Experimentation

 CNATec(LTA) -- Commander, Naval Air Technical Training (Lighter Than Air)

 CNATechTra -- Chief of Naval Air Technical Training

 CNATra -- Chief of Naval Air Training

 CNB -- Commander, Naval Base

 CNB Ottawa -- Canadian Naval Board, Ottawa

 CNC -- Chief Naval Censor

 CNC -- Chief of Naval Communications (formerly DNC)

 CNDO -- Chief Navy Disbursing Officer

 CNF -- Commander Naval Forces

 CNG -- Commander Northern Group

 CNI -- Chief of Naval Intelligence

 CNMO -- Canadian Naval Mission Overseas

 CNO -- Chief of Naval Operations (also OpNav)

 CNOB -- Commander, Naval Operating Base

 CNR -- Change(s) to Navy Regulations

 CNS -- Canadian Naval Service

 CNTS -- Chief, Naval Transportation Service; formerly DNTS

*CO -- Coast(al)

 CO -- Columbia River

 CO -- Combined Operations

 CO -- Commanding Officer

 CO -- Communications Officer

 Co -- Company

 COAC -- Commanding Officer, Atlantic Coast

 COAirEvacRon -- Commanding Officer, Air Evacuation Squadron

 COB -- Committee of Combined Boards

 CoC -- Chief of Chaplains

 COCEEE -- Committee on Captured Enemy Electronics Equipment

 CODAN -- Coded weather analysis

 CODIS -- Completed discharge

 CODCAVE -- Committee on Decentralization of Controls after V-E Day (War Production Board)

 COEV -- Canadian Ocean Escort Vessel

 Cof--- -- Chief of --- (Army)

 CofG -- Convenience of the Government

 COFRON -- Coastal Frontier (USCG)

 CofS -- Chief of Staff (Army)

 CofT -- Chief of Transportation (Army)

 COGARD -- Coast Guard

 COHQ -- Combined Operations Headquarters

 COIC -- Combined Operational Intelligence Center

*COL -- College

 Col -- Colonel

 COLanForASCU -- Commanding Officer, Landing Force Air Support Control Unit

 COLO -- Colorado

 COLOD -- "Completed Loading"

 Com -- Commandant; e.g., ComOne (Commandant, 1st Naval District

*COM -- Commander; e.g., ComAirPac (Commander Air Forces, Pacific)

 COM -- Commissioned Officers Mess

 Com -- Common

 Com -- Communication

 ComAir -- Commander Aircraft

 ComAir -- Commander Air Forces

 ComAT -- Commodore Air Train

*COMB -- Combined

 ComBasFrance -- Commander United States Ports and Bases, France

 COMCABCO -- Commercial Cable Company

 ComCm -- Communication Countermeasures

*COMD -- Command

 COMDAC -- Comité d' Action en France

 Comdg -- Commanding

 ComdGen -- Commanding General

 ComdgOf -- Commanding Officer

 Comdr -- Commander

 Comdt -- Commandant

 ComdtMarCorps -- Commandant, U.S. Marine Corps

 ComdtNOB -- Commandant, Naval Operating Base

 ComdtNY -- Commandant, Navy Yard

 Com(D)WA -- Commodore (Destroyers) Western Approaches (GB)

 ComExDiv -- Commander Experimental Division

 ComFair -- Commander Fleet Air   COFT [sic] [COMFT?] -- Commander Fleet Train

 ComGen -- Commanding General

 ComGenMed -- Commanding General, U.S. Army Forces, Mediterranean Theater of Operations

 ComGenPOA -- Commanding General, U.S. Army Forces, Pacific Ocean Areas

 ComGenTEN -- Commanding General, Tenth Army

 ComGrePat -- Commander Greenland Patrol

 Comin -- Commander Minecraft

 CominCh -- Commander-in-Chief, United States Fleet (formerly, CinCUS)

 CominDiv -- Commander Minecraft Division

 CominGrp -- Commander Mine Group

 ComGrpOK -- Commander Mine Group Okinawa

 CominLant -- Commander Mine Force, Atlantic Fleet

 CominPac -- Commander Minecraft, Pacific Fleet

 CominRon -- Commander Mine Squadron

 ComInst -- Communications Instructions

 COMLO -- Combined Operations Material Liaison Officer

*COMM -- Communications

"Commando" -- See R5C-#

 ComMARIANAS -- Commander MARIANAS

#COMMDET -- Commissioning Detail

 Commo -- Commodore

 COMNAS(EA) -- Commodore Naval Air Stations, East Africa (GB)

 ComNavEastLantMed -- Commander U.S. Naval Forces Eastern Atlantic and Mediterranean

 ComNavJap -- Commander Naval Activities Japan

 ComNavNAW -- Commander U.S. Naval Forces, Northwest African Waters

 ComNorPac -- Commander U.S. Naval Forces, Northern Pacific

 Como -- Commodore

 ComO -- Communications Officer

 ComOrTexGru -- Commander Orange, Texas Group, Inactive Fleet, Atlantic Fleet

*COMP -- Composite

 CompGenDec -- Comptroller General Decisions

 Com(No.)PhibFor -- Commander (No.) Amphibious Force; e.g., Com3rdPhibFor

 ComPatPlaneRepRonsPac -- Command Patrol Plane Replacement Squadrons Pacific

 CompoRon -- Composite Squadron

 Composite -- Combination Diesel electric and Diesel geared drive

#COMPRET -- Upon completion thereof return to station

 CompRon or CompoRon -- Composite Squadron

#COMPTEM -- Upon completion of temporary duty

#COMPTEMDET -- Upon completion of temporary duty detached

#COMPTEMINS -- Upon completion of temporary duty under instruction

 COMRATS -- Commuted Rations

 ComRoute -- Commander-in-Chief, U.S. Fleet, Convoy and Routing Section

 Com(location)SeaFron -- Commander (location) Sea Frontier; e.g., ComGuilfSeaFron

 ComSerForSoPacSubCom -- Commander Service Force South Pacific Subordinate Command

 COMSQN -- Communications Squadron (USMC)

 CoMTBFlot -- Commander Motor Torpedo Boat Flotilla

 CoMTBRon -- Commander Motor Torpedo Boat Squadron

 CoMTBRonTraCent -- Commander Motor Torpedo Boat Squadron Training Center

 ComTonGru -- Commander Tongue Point Group, Inactive Fleet, Pacific Fleet

 ComTrainCarRonPac -- Commander Carrier Training Squadron, Pacific Fleet

 ComUSBasFrance -- Commander U.S. Ports and Bases, France

 ComZ or ComZone -- Communications Zone

*CON -- Consul

 CON -- United States Safety-at-Sea Committees for the Revision of the International Convention of 1929 (USCG)

 CONAB -- Commanding Officer, Naval Advanced Base

 CONAB -- Commanding Officer, Naval Air Base

 Con act d -- Continuous active duty

 CONAIR -- Commanding Officer, Naval Air Wing

 CONALT -- Construction and repair, alteration (USCG)

 CONAS -- Commanding Officer, Naval Air Station

#CONASAERO -- These orders constitute assignment to duty in a part of the aeronautic organization of the Navy

"Conestoga" -- See RB-#

 Conf -- Confidential

 Conf -- Confine(d), confinement

 ConfBul -- Confidential Bulletin

 Confid -- Confidential

 CONHYDROLANT -- Confidential hydrographic Office Reports (Atlantic)

 Conn -- Connecticut

#CONPRESDU -- Continue Present Duty

 ConRoute -- Convoy and Routing Section (US Fleet)

 CONSOL -- British name for German "Sonne"; see LORAN

 Const -- Construction

 Constr -- Construction

#CONTREAT -- Continue treatment at (naval hospital or medical activity indicated)

 Conv -- Convict (ed) (ion)

 ConVAir -- Consolidated-Vultee Aircraft Corporation

 ConvDD -- Converted Destroyer

#CONVERS -- Connection conversion

 Convn -- Convenience

 CoP -- Co-Pilot

 COPP -- Combined Operations Pilotage Party

*COR -- Corps

*CORD -- Coordinate (ion) (ator)

 Cord -- Coordinating of Research and Development

 COREP -- Combined Overload Repair Control

"Coronado" -- See PB2Y-2-3-5-5R

 Corp -- Corporal (USMC)

 Corp -- Corporation

"Corsair" -- See F3A-#, FG-#, F4U-#

*CORT -- Escort

 CortDiv -- Escort Division

 COS -- Chief of Staff (USMC)

 COSD -- Combined Operations Supply Depot

 COSMD -- Combined Operations Signal Maintenance Depot

 COSMO -- Combined Operations Signal maintenance Officer

 COSO -- Combined Operations Signal Officer

 COSSAC -- Chief of Staff, Supreme Allied Command

 COSU -- Combined Operations Scout Unit (now NSU)

 COTC -- Commander Fleet Operational Training Command

 COTCLant -- Commander Fleet Operational Training Command, Atlantic Fleet

 COTCPac -- Commander Fleet Operational Training Command, Pacific Fleet

 COTCPacSubCom -- Commander Fleet Operational Training Command Pacific Subordinate Command

 COTP -- Captain of the Port (USCG)

 COUSNAB -- Commander of U.S. Naval Advanced Base (Weser River, Germany)

 COUSS-- -- Commanding Officer, United States Ship (name of ship)

 COX -- Coxswain

 CoxCBS -- Coxswain, Construction Battalion, Stevedore

 CoxSRR -- Coxswain, Ship Repair, Rigger

 CoxSRS -- Coxswain, Ship Repair, Canvasman

 Coy -- Company (USMC)

 CP -- Cable Censor

 CP -- Catapult

 CP -- Command Post (Army)

 CP -- Communication Personnel (USMC)

 CPA -- Civilian Production Administration

 CPAD -- Central Pay Accounts Division

 CPC -- Chief Pay Clerk

 CPC -- Chief Planning and Control Staff (USCG)

 CPC -- Crafts, protective and Custodial Series (Civil Service employees designation)

 CPCU -- Custody Pending Completion of Use

 CPD -- Central Procurement Division (USMC)

 CPD -- Counter-Propaganda Directorate (GB)

 CPFF -- Cost plus fixed fee

 CPhM -- Chief Pharmacist's Mate

 CPhMDP -- Chief Pharmacist's Mate, Dental Prosthetic Technician

 CPho -- Chief Photographer

 CPhoM -- Chief Photographer's Mate

 CPI -- Public Information Division (USCG)

 CPIC -- Combined Photographic Interpretation Center

 Cpl -- Corporal

 CPL&D -- Civilian Personnel Letters and Dispatches

 CPM -- Chief Patternmaker

 CPO -- Chief Petty Officer

 CPR -- Program Planning Division (USCG)

 CPRB -- Combined Production and Resources Board (US & GB) (Washington)

 CPrtr -- Chief Printer

 CPrtrL -- Chief Printer, Lithographer

 CPrtrM -- Chief Printer, Offset Process

 CPS -- Combined Staff Planners

 Cps -- Cycles per second

 CPtr -- Chief Painter

 CPtrV -- Chief Painter, Aircraft

 CPX -- Command Post Exercise (Army)

 C/Q -- Certificate of assignment of quarters

 C/Q(not) -- Not assigned to quarters

 C/Q(Term.date) -- Termination of assignment (date) to quarters

 CQM -- Chief Quartermaster

 CQMC -- Chief Quartermaster Clerk

 CQTU -- Carrier Qualification Training Unit

 CR -- Camera Repairman

 C/R -- Change of rating

 C&R -- (Bureau of) Construction and Repair (until 1940)

 C&R -- Convoy and Routing Section

 CR -- Creditable record

 CR -- Cryptographer

 CR -- Heavy or Light Cruiser (GB)

 CR -- USNR officer designation. See C and R. Formerly (C)-R

 CRA -- Air-Sea Rescue Agency (USCG)

*CRA -- Craft

 Cra -- Cramp Shipbuilding Company

 CRACC -- Communication and Radar Assignment Coordinating Committee

 CRAG -- Carrier Replacement Air Group

 CRC -- Central Requirements Committee

 CRC -- Combined Rubber Committee

 CRdM -- Chief Radarman

 CRE -- Chief Radio Electrician

 CRED -- Credit

 CRF -- Cryptographic Repair Facility

 CRIME -- Censorship Records and Information, middle East

 CRM -- Chief Radioman

 CRMB -- Combined Raw Materials Board (US & GB) (Washington)

 CRO -- Cathode Ray Oscilloscope

 CRO -- Civilian Repair Organization, Aircraft

 Cross -- Red Cross

 CRPM -- Combined Registered Publication Memoranda

 CRPM -- Communication Registered Publication Memoranda

 CRT -- Cathode Ray Tube

 CRT -- Chief Radio Technician

 CRU -- Cruiser

 CruBatFor -- Cruisers, Battle Force

 CruDiv -- Cruiser Division

 CRUIT -- Recruit(ing)

 CruitSta -- Recruiting Station

 CruLant -- Cruisers, Atlantic Fleet

 CruLantFlt -- Cruisers, Atlantic Fleet

 CruPac -- Cruisers, Pacific Fleet

 CruPacFlt -- Cruisers, Pacific Fleet

 CruScoFor -- Cruiser Scouting Force

 CruScoRon -- Cruiser Scouting Squadron

 CRWO -- Coding Room Watch Officer

 Crypto -- Cryptographic

 CS (number) -- Admiral Commanding (number) Cruiser Squadron

 C/S -- Chief of Staff

 CS -- Cirrostratus

 CS -- Coco Solo, Canal Zone

 CS -- Commissary Store

 CSA -- Chief Special Artificer

 CSA -- Consular Shipping Adviser

 CSAB -- Combined Shipping Adjustment Board (US & GB)

 CSAD -- Chief Special Artificer, Synthetic Training Devices

 CSAI -- Chief Special Artificer, Instruments

 CSAITR -- Chief Special Artificer, Instruments, Typewrite and Office Equipment Repairman

 CSAIWR -- Chief Special Artificer, Instruments, Watch Repairman

 CSAO -- Chief Special Artificer, Optical

 CSC -- Civil Service Commission

 CSC -- Combined Shipbuilding Committee

 CSClk -- Chief Ship's Clerk

 CSDIC -- Combined Services Detailed Interrogation Center

 CSDIC NOI -- Combined Services Detailed Interrogation Center--Non-Operational Intelligence

 CSF -- Caribbean Sea Frontier

 CSF -- Chief Shipfitter

 CSFCBM -- Chief Shipfitter, Construction Battalion, Mechanical Draftsman

 CSFCBP -- Chief Shipfitter, Construction Battalion, Pipefitter and Plumber

 CSFCBR -- Chief Shipfitter, Construction Battalion, Rigger

 CSFCVS -- Chief Shipfitter, Construction Battalion, Steel Worker

 CSFCBW -- Chief Shipfitter, Construction Battalion, Welder

 CSFPSC -- Commander, Subordinate Command, Service Force, Pacific Fleet

 CSFSR -- Chief Shipfitter, Ship Repair

 CSFSRP -- Chief Shipfitter, Ship Repair, Pipe Fitter and Plumber

 CSFSRW -- Chief Shipfitter, Ship Repair, Welder

 CSHS -- Chief Superintendent of Hydrographic Supplies

 CSigO -- Chief Signal Officer (Army)

 CSk -- Chief Storekeeper

 CSkCB -- Chief Storekeeper, Construction Battalion, Stevedore

 CSkD -- Chief Storekeeper, Disbursing

 CSkT -- Chief Storekeeper, Technical

 CSkV -- Chief Storekeeper, Aviation

 CSM -- Chief Signalman

 CSM -- Commodore Superintendent, Malta (GB)

 CSO -- Communication Standing Order

 CSoM -- Chief Sonarman

 CSomH -- Chief Sonarman, Harbor Defense

 CSp -- Chief Specialist

 CSP -- Combined Staff Planners

 CSP -- Communications Security Publication

 CSpA -- Chief Specialist, Physical Training Instructor

 CSPM -- Communication Security Publication Memorandum

 CSpMP -- Chief Specialist, Motion Picture Production

 CSpO -- Chief Specialist, Petroleum Inspector

 CSpPBL -- Chief Specialist, Laboratory

 CSpPPG -- Chief Specialist, Photogrammetry

 CSpPVM -- Chief Specialist, V-Mail

CSpR -- Chief Specialist, Graphic Arts

 CSpR -- Chief Specialist, Identification

 CSpR -- Chief Specialist, Recruiter

 CSpS -- Chief Specialist, Personnel Supervisor V-10

 CSpS -- Chief Specialist, Shore Patrol and Security

 CSpT -- Chief Specialist, Teacher

 CSpTLT -- Chief Specialist, Link Trainer Instructor

 CSpV -- Chief Specialist, Transport Airman

 CSpW -- Chief Specialist, Chaplain's Assistant

 CSpX -- Chief Specialist, All Designators

 CSpY -- Chief Specialist, Control Tower Operator

 CSSA -- Clothing and Small Stores Account

 CSSF -- Clothing and Small Stores Fund

 CSSM -- Chief Ship's Service Man

 CSSMB -- Chief Ship's Service Man, Barber

 CSSMC -- Chief Ship's Service Man, Cobbler

 CSSML -- Chief Ship's Service Man, Laundryman

 CSSMT -- Chief Ship's Service Man, Tailor

 CSt -- Chief Steward

 CT -- Cartographer

 CT -- Chief Telegrapher

 CT -- Combat Team

 CT -- Crystal Grinders

 CT -- USNR officer designation. See C and T. Formerly (C)-T.

 CTC -- Chief Turret Captain

  CTC -- Combined Training Center

 CTCLS -- Court of Claims

 CTD -- Commander Transportation Division

 CTF -- Central Task Force

 CTF -- Commander Task Force

 CTG -- Commander Task Group

 CTM -- Chief Torpedoman's Mate

 CTME -- Chief Torpedoman's Mate, Electrical

 CTMV -- Chief Torpedoman's Mate, Aviation

 CTorp -- Chief Torpedoman

 CTU -- Commander Task Unit

 CU -- Cumulus

 CU -- New York to Netherlands West Indies (routing designation)

 CU -- New York to United Kingdom (routing designation)

"Cub" -- An advanced base unit consisting of all the personnel and material necessary for the establishment of a medium sized advanced fuel and supply base

 CUCB -- Cumulus and Cumulonimbus

 CUDWR -- Columbia University Division of War Research

 Cur -- Curtis design (ship engines)

 CUS -- Course

*CUT -- Cutter

 CV -- Cavite, P.I. (Navy Yard)

 CV -- Aircraft Carrier

 CVAC -- Consolidated-Vultee Aircraft Corporation

 CVB -- Aircraft Carrier, Large

 CVB -- Reserve Vessel Board (USCG)

 CVE -- Aircraft Carrier, Escort

 C-V(G) -- USNR officer designation for communication officers, commissioned and warrant, including radio electricians, qualified for general detail afloat or ashore. This classification was abolished in September 1944 and replaced by one of the following: (C), (C)L, (CD), (S) or S(C).

 CVL -- Aircraft Carrier, Small

 C-V(L) -- USNR officer designation for commissioned communication officers qualified for liaison duties with commercial communication industry and government communication agencies. This classification was abolished in September 1944 and replaced by S(C1).

 CVLG(N) -- Night Fighter Air Group

 CVS -- Seaplane Carrier

 C-V(S) -- USNR officer designation for communication officers, commissioned and warrant, including radio electricians, qualified for specialist duties. This classification was abolished in September 1944 and replaced by one of the following: (C), (C)L, (CD), (S), or S(C)

 C-V(X) -- USNR officer designation for communication officers qualified for Naval Communications intelligence and security duties. This classification was abolished in September 1944 and replaced by S(C2).

 CW -- Chemical Warfare

 CW -- Continuous Wave (radio symbol for code transmission) CWA -- Canadian Western Approaches

 CWO -- Commissioned Warrant Officer

 CWO -- Communications Watch Officer

 CWPI -- Coast Watching and Communications in the South Pacific Islands (GB)

 CWS -- Chemical Warfare Service (Army)

 CWSF -- Commander Western Sea Frontier

 CWT -- Chemical Warfare Specialist, Medical

 CWT -- Chief Water Tender

 CX -- USNR officer designation. See C and X. Formerly (C)-X.

 CY -- Chief Yeoman

"Cyclone" -- Naval aircraft engine, 9 (14)(18) cylinders, manufactured by Wright

 CZ -- Combat Zone (Army)

 CZ -- Panama Canal Zone

Note: Where the same abbreviation has more than one meaning, the several meanings have been arranged alphabetically. Abbreviations preceded by an asterisk (*), other than Navy numbers, may never be used singly; those preceded by the symbol for number (#) are the Bureau of Personnel Condensation Code for use in dispatch orders to personnel.


 

Glossary of US Naval Abbreviations
A B C D E F
G H I J K L
M N O P Q R
S T U V W X  Y  Z

 Navy Numbers - FPO (mail address, disguised)

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March 20, 2000