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D -- First letter in the Navy aircraft designation, indicating a drone plane
D(No.) -- Commanding Officer (number) Destroyer Flotilla
D -- Douglas Aircraft Company (manufacturer's symbol)
D -- Droppable Fuel Tank (suffix to plane designation); as F4U-1D
D -- Duty
D -- McDonnell Aircraft Corporation (manufacturer's symbol)
D -- Radioplane Company (manufacturer's symbol)
D -- USNR officer designation for General Service, Deck Duties. Formerly (D).
DA -- Defense Aid (Lend Lease) (appropriation title)
DA -- Delayed Action
DA -- Direct Action (Bomb Fuze)
DA -- Double Acting
DAA&AM -- Defense Aid (Lend Lease) Aircraft and Aeronautical Material
DAAE -- Defense Aid (Lend Lease) Administration Expenses
DAAI&OC -- Defense Aid (Lend Lease) Agricultural, Industrial and Other Commodities
DABLC -- Director, Advanced Base Logistics Control
DABOA -- Director, Advanced Base Office, Atlantic
DABOP -- Director, Advanced Base Office, Pacific
DAF&E -- Defense Aid (lend Lease) Facilities and Equipment
DAGO -- District Aviation Gas Office
DAM -- Damage
DAMR(W) -- Director of Aircraft Maintenance and Repair (Washington)
DAO -- District Accounting Office(r)
DAO -- District Ammunition Office (Army)
DAO -- District Aviation Office(r)
DAO&OS -- Defense Aid (Lend Lease) Ordnance and Ordnance Stores
DAS&E -- Defense Aid (Lend Lease) Services and Expenses
DASF -- Defense Aid (Lend Lease) Special Fund
DATO -- Disbursing and transportation Office
DAT&OV -- Defense Aid (Lend Lease) Tanks and Other Vehicles
DATRDA -- Defense Aid (Lend Lease) Testing, Reconditioning etc. of Defense Articles
"Dauntless" -- See SBD-#
DAV&OW -- Defense Aid (Lend Lease) Vessels and Other Watercraft
Db -- Decibell (unit of measure)
DB or D/B -- Dive Bomber Aircraft
DBH -- Division Beachhead (Army)
Dbl -- Double Reduction Gears
DBSO -- District Base Service office
DC -- "Daisy Cutter"
DC -- Deck Court
DC -- Dental Corps
DC -- Depth Charge (aerial)
DC -- Direct Current
DC -- District of Columbia
DC -- USN officer designation for Dental Corps, USN
DC -- Washington, D.C.
DCA -- Defense Contre Avion (France)
DCB -- Defense Communications Board
DCC -- District Communications Center
DCCAO -- Deputy Chief Civil Affairs Officer (US and GB)
DCGO -- District Coast Guard Officer; DCGO, one, two, etc.: DCGO 1st, 2nd, etc. Naval District
DCh -- Depth Charge
DCh -- District Chaplain
DCNO -- Deputy Chief of Naval Operations
DCNS -- Deputy Chief of Naval Staff (USMC)
DCO -- District Camouflage Office(r)
DCO -- District Clothing Office(r)
DCO -- District Communications Office(r)
DCO -- Duty Cypher Officer (GB)
DCO(I) -- Director of Combined Operations (India)
DCO(ME) -- Director of Combined Operations (Middle East)
DCofS -- Deputy Chief of Staff
DCP -- Director of Civilian Personnel
DCPB -- Departmental Civilian Personnel Branch
DCPO -- District Civilian Personnel Office(r)
DCR -- USNR officer designation for General Service, Dental Corps. Formerly DC.
DCRO -- District Civil Readjustment Office(r)
DCS -- USNR officer designation for Special Service, Dental Corps. Formerly DC(S).
DC-V(G) -- USNR designation for dental officers qualified for general detail afloat or ashore. This classification was abolished in September 1944 and replaced by DC or DC(S).
DC-V(S) -- USNR designation for dental officers qualified for specialist duties. This classification was abolished in September 1944 and replaced by DC or DC(S).
DCW -- USNR officer designation for Women's Reserve, Dental Corps. Formerly DC(W).
DD -- Destroyer
DD -- Dishonorable Discharge
DD -- Drydock
DDAS (ET) -- Deputy Director fo Armament Supply (Eastern Theater)
D-Day -- Day set for assault by land forces
DDCO (I) -- Deputy Director fo Combined Operations (India)
DDD -- Diesel direct drive
DDGC -- Dishonorable Discharge, General Corut Martial, after confinement in prison
DDGI -- Dishonorable Discharge, General Corut Martial, immediate
DDGP -- Dishonorable Discharge, General Court Martial, after violation of probation
DDO -- Destroyers, Disbursing Office
DDO -- District Dental Office(r)
DDODI -- Deputy Director Operation Division Irregular (British Admiralty)
DDT -- Dichloro-Dophenyl-Trichloroethane; an insecticide
DDTO -- District Domestic Trannsportation Office(r)
DE -- Destroyer Escort
DE -- Double-ended, cylindrical boiler
DE -- USNR officer designation for General Service, Deck and Engineering Duties. Formerly (DE).
Dec -- December
Decca (QM) -- British Long Range Radio Aid to Navigation
Decl -- Declared
DEDD -- Diesel electric direct drive
*DEF -- Defense
DefSec -- Defense Dector
Deg -- Degree(s)
Deg and Dep -- Degaussing and Deperming
Deg Range -- Degaussing Range
DEL -- Delaware
Del -- Deliver(ed)
*DEL -- Delivery
#DELREP -- Authorized to delay (number of days indicated or until date indicated) in reporting in compliance with these orders, such delay to count as leave. Keep BuPers and new station advised address.
DE-M -- USNR designation for Deck and Engineer Officers, Merchant Marine, qualified for Deck and Engineering or other appropriate duties. This classification was abolished in September 1944 and replaced by (DEM) or S(DEM).
DEM -- USNR officer designation for General Service, Deck and Engineering, Merchant Marine. Formerly (DEM).
DEM Bomb -- Demolition Bomb
DEML -- Detached Enlisted Men's List (Army)
DEMN -- USNR officer designation. See DEM and N. Formerly (DEM)-N.
DEMO -- Demolition
DEMOB -- Demobilization
DEMR -- USNR officer designation. See DEM and R. Formerly (DEM)-R.
DEMS School -- Defensively Equipped Merchant Ship School (British)
DEMT -- USNR officer designation. See DEM and T. Formerly (DEM)-T.
DEMX -- USNR officer designation. See DEM and X. Formelry (DEM)-X.
DEN -- USNR officer designation. See DE and N. Formerly (DE)-N.
DEO -- District Engineer Officer (Army)
DEP -- Deposit
*DEP -- Depot
DEPEND -- Allotment for support of dependents
DepermSta -- Deperming and Flashing Station
Dept -- Department
DER -- USNR officer designation. See DE and R. Formerly (DE)-R.
DERD -- Diesel electric reduction drive
Des -- Desert(ed), Deserter, Desertion
*DES -- Destroyer
DesAF -- Destroyers, Asiatic Fleet
DesBatFor -- Destroyer Battle Force
DescoFor -- Destroyer Scouting Force
DesCruPac -- Destroyers/Cruisers, Pacific Fleet
DesDiv -- Destroyer Division
DES EFF -- Deserter's Effects
DesFlot -- Destroyer Flotilla
Desig -- Designate(d), Designation
#-DESIG -- To such (ship, station, or duty) as may be designated (type duty to precede phrase "DESIG"). For example, "LST DESIG" would read "To such LST as may be designated."
Desig NAP -- Designated as Naval Aviation Pilot (USMC)
DesLant -- Destroyers, Atlantic Fleet
DESO -- District Educational Services Officer
DESOIL -- Diesel Oil
DesPac -- Destroyers, Pacific Fleet
DesRep -- Destroyer Repair
DesRep -- Destroyer Representative
DesRon -- Destroyer Squadron
DesSoWesPac -- Destroyers, Southwest Pacific Fleet
DESTN -- Destination
DET -- Absent on detached duty (serving with other than a naval activity)
DET -- Long Hull, General Motors Tandem Diesel Drive
DET -- USNR officer designation. See DE and T. Formerly (DE)-T.
*DET -- Detachment
*DET -- Detail
Det d -- Detached duty
*DEV -- Development
"Devastator" -- See TBD-#
DE-V(G) -- USNR designation for deck and engineer officers qualified for general detail afloat or ashore. This classification was abolished in September 1944 and replaced by (DE)
DE-V(S) -- USNR designation for deck and engineer officers qualified for specialist duties. This classification was abolished in September 1944 and replaced by one of the following: (D), (D)L, (E), (E)L, (DE), (S), S(E), or S(E) with proper numeral indicating particular specialty within engineering
DEX -- USNR officer designation. See DE and X. Formerly (DE)-X.
*DEY -- Deputy
DF -- Delay Fuse
DF or D/F -- Direction Finder (radio)
DFC -- Distinguished Flying Cross
DFCO -- Duty Flying Control Officer
DFSB -- Defense Force Section Base
DFT -- Director, Fleet Training
DG -- Degaussing
DGD -- Diesel geared drive
DG-MG -- Diesel geared-Motor geared
DGO -- Degaussing Officer
DGRO -- Degaussing Range Officer
DGT -- Dental Technology General
DGTO -- Degaussing Technical Officer
DGWO -- Degaussing Wiping Officer
DHIRS -- District Headquarters Induction and Recruiting Station (USMC)
DHO -- District Historical Office(r)
DHQ -- Division Headquarters (Army)
DI -- District Inspector
DI -- Drill Instructor (USMC)
DIC -- Detailed Interrogation Center
DI/ES -- Vessels disposed of by sinking, burning, abandoning or other means of destruction
DIEGO -- San Diego, California
DIES -- Diesel
Dif -- Difference
DIF -- Direction Finder (radio)
DIF -- Duty involving flying
DIFF PAY -- Difference in pay
DI/FLC -- Vessels in Forward Areas transferred to State Department (Foreign Liquidation Corporation) for disposition
DI/INT -- Vessels under cognizance of the Commandants Tenth and Fourteenth Naval Districts transferred to the Department of the Interior for disposition
DIIO -- District Industrial Incentive Office(r)
DIM -- District Industrial Manager
DINA -- Direct noise amplifier (airborne radar transmitter)
DINO -- Deputy Inspector of Naval Ordnance
DIO -- District Intelligence Office(r)
*DIR -- Director
#DIRDET -- When directed by the commanding officer or commander designated, detached from duty indicated and from such other duty as may have been assigned.
DIREC -- Direction
DI/RET -- Vessels returned to their original owners
DirLantDocks -- Director, Atlantic Division, Bureau of Yards and Docks
DirNavHist -- Director of Naval History
DIRO -- District Industrial Relations Officer; changed to District Labor Relations Office (DLRO) in 1943.
DirPacDocks -- Director, Pacific Division, Bureau of Yards and Docks
DIS -- Discharged
*DIS -- Dispatch
DI/SAL -- Vessels disposed of by sale through Navy Material Redistribution Agency
*DISB -- Disbursing
Disc -- Discontinue(d)
DI/SCP -- Vessels disposed of by scraping
DISCREP -- Discrepancy report
Disemb -- Disembark(ed)
DIS GRAT -- Discharge gratuity
Disp -- Dispatch
Disp -- Dispensary
Disp -- Disposal
*DIST -- District
DISTRIB -- Distribution; Redistribution
DI/TES -- Vessels disposed of by using as targets and tests
DI/TRN -- Vessels transferred to other Government Agencies and miscellaneous activities
DIV -- Deep Sea Diving
DIV -- Diver
*DIV -- Division
DivCom -- Division Commander
DI/WSA -- Vessels transferred to War Shipping Administration--Maritime Comission for disposition
DL -- Destroyer Leader
DL -- USNR officer dsignation for Limited General Service, Deck Duties. Formerly (D)L.
DLN -- USNR officer designation. See DL and N. Formerly (DL-N.
DLNC -- Deputy Local Naval Commander
DLO -- District Legal Office(r)
DLR -- USNR officer designation. See DL and R. Formelry (D)L-R.
DLRO -- District Labor Relations Office(r)
DLT -- Deck Landing Training
DLT -- USNR officer designation. See DL and T. Formerly (D)L-T.
DLTS -- Deck Landing Training School
DLX -- USNR officer designation. See DL and X. Formerly (D)L-X.
DM -- Adamsite
DM -- Light Minelayer
DM -- Master Diver
DM -- USNR officer designation for General Service, Deck, Merchant Marine. Formerly (DM).
D-M -- USNR designation for deck officers, Merchant Marine, commissioned and warrant, including boatswains, qualified for deck or appropriate administrative duties. This classification was abolished in September 1944 and replaced by (DM), (DM)L, or S(DM).
DMI -- Directorate of Military Intelligence (British War Office)
D-Minus 1, etc. -- D-day minus 1, 2, etc. days (before attack)
DML -- USNR officer designation for Limited General Service, Deck, Merchant Marine. Formerly (DM)L.
DMLN -- USNR officer designation. See DML and N. Formerly (DM)L-N.
Dml O -- Demolition Officer (Army)
DMLR -- USNR officer designaiton. See DML and R. Formerly (DM)L-R.
DMLT -- USNR officer designation. See DML and T. Formerly (DM)L-T.
DMLX -- USNR officer designation. See DML and X. Formerly (DM)L-X.
DMN -- USNR officer designation. See DM and N. Formerly (DM)-N.
DMO -- Directorate of Military Operations (GB)
DMO -- District marine Officer
DMO -- District Material Officer
DMO -- District Medical Officer
DMP -- Disarmed military personnel
DMR -- USNR officer designation. See DM and R. Formelry (DM)-R.
DMS -- Mine Sweeper (converted DD)
DMT -- USNR officer designation. See DM and T. Formerly (DM)-T.
DMX -- USNR officer designation. See DM and X. Formerly (DM)-X.
DN -- USNR officer designation. See D and N. Formerly (DN)-N.
DNC -- Director of Naval Communications (changed to NC, October 1945)
DNI -- Director of Naval Intelligence
DNI -- Directorate of Naval Intelligence (British Admiralty)
DNI -- Division of Naval Intelligence
DNOP -- Director fo Naval Officer Procurement
DNP -- Reservists in drill non-pay status
DNTS -- Director Naval Transportation Service; now, CNTS.
DO -- Dental Officer
DO -- Disbursing Officer
DO -- Diver, First Class
DO -- Duty Officer
DO(No.) -- Radio controlled glider bomb carrier
*DOCKS -- Bureau of Yards and Docks
DOD -- Died of disease
DofS -- Depot of Supplies (USMC)
DofS (W) -- Director fo Stores (Washington)
Dog -- "D" in the phonetic alphabet
DOL -- Detached Officer's List (Army)
DOL(S) -- Dollar(s)
DOO -- District Operations Office(r)
DOO -- District Ordnance Office(r)
"DOODLE BUG" -- Pilotless Flying Bomb (V-!)
DOT -- Dictionary of Occupational Titles
"Double Wasp" -- Naval Aircraft engine, 18 cylinders, manufactured by Pratt and Whitney
DOV -- Disbursing Officer's Voucher
DP -- Dental Prosthetic Technician
DP -- Department of the Pacific (USMC)
DP -- By Direction of the President
DP -- Displaced Persons
DP -- Double Purpose Gun
DPC -- Defense Plants Corporation
DPD -- Director, Personnel Department (USMC)
DPD -- District Port Director
DPIO -- District Public Information Office(r)
DPLO -- District Postal Liaison Officer
D-plus 1, etc. -- D-Day plus 1, 2, etc. days (after attack)
DPMC -- Director of Personnel Marine Corps
DPO -- District Personnel Office(r)
DPO -- District Postal Office(r)
DPPO -- District Publications and Printing Office
DPRO -- District Public Relations Office(r)
DPT -- Dental Technology Prosthetic
DPTO -- District Property Transportation Office(r)
DPWO -- District public Works Office(r)
DQM -- Depot Quartermaster (USMC)
DQN -- Depot Quartermaster, Naval Operating Base, Norfolk (USMC)
DQP -- Depot Quartermaster, Philadelphia (USMC)
DQPH -- Depot Quartermaster, Pearl Harbor (USMC)
DQQ -- Depot Quartermaster, Quantico (USMC)
DQR -- Depot Quartermaster, Richmond (USMC)
DQSF -- Depot Quartermaster, San Francisco (USMC)
D/R -- Dead Reckoning
DR -- Destroyer (GB)
DR -- Diesel Radial (aircraft engine)
D/R -- Directional Radio
D/R -- Dispatch Rider (USMC)
Dr -- Drill
DR -- USNR officer designation. See D and R. Formerly (D)-R.
DRA -- Dead Reckoning Analyzer
DrewUnit -- Shipping designator for assemblies scheduals to go to Europe for the Normandy invasion
DRM -- Dental Repair Technician
DRMO -- District Records Management Officer
DRMAJ -- Drum Major (USMC)
Drone -- Pilotless F6F "Hellcat"
DRP -- Dead Reckoning Plotter
DRT -- Dead Reckoning Tracer
DRU -- Demolition Research Unit
D/S -- Detached Service (Army)
D/S -- Direct Support Army)
DS -- Diver, Salvage
DSA -- Division Service Area (Army)
DSC -- Defense Supply Corporation
DSC -- Distinguished Service Cross
DSM -- Distinguished Service Medal
DSO -- District Security Office(r)
DSO -- District Service Office(r)
DSO -- District Supply Office(r)
DSR -- Duty Steam or Power Boat
DSSO -- District Ships Service Office(r)
DST -- Dermatology and Syphilology Technician
DT -- Diver, Second Class
DT -- USNR officer designation. See D and T. Formerly (D)-T.
DTB -- Destroyer Tactical Bulletin
DTG -- Date time group
Dtl -- Detail(ed)
DtlAvr -- Detailed as Aviator (USMC)
DTO -- District Training Office(r)
DTO -- District Transportation Office(r)
#*DU -- Duty
"Duck" -- See J2F-3-5, JF-6
#DUCON -- Duty connection
#DUFLY -- For duty involving flying
#DUFLYTECH -- Duty involving flying as a technical observer
#DUFLYTECHNAV -- Duty involving flying as a technical observer non-pilot navigator
DUKW -- Amphibious truck
DUMBO -- Rescue Plane (usually PB type)
DUPE -- Duplicate
Dur -- During
DUT -- Duplication Technician, Photolithography
DUT -- Physically on board for duty in ship's company
#DUTOUT -- For duty outside the continental limits of the United States
D-V(G) -- USNR designation for deck officers, commissioned and warrant, including boatswains, gunners, and torpedomen, qualified for general detail afloat or ashore. This classification was abolished in September 1944 and replaced by (D) or (D)L.
D-V(S) -- USNR designation for deck officers, commissioned and warrant, including boatswains and ship's clerks, qualified for specialist duties. This classification was abolished in September 1944 and replaced by (D), (D)l, (S), or S with proper special designator suffix.
DWA -- Died of wounds resulting from action with enemy.
DWBO -- District War Bond Office(r)
DWPO -- District War Plans Officer
DWT -- Deadweight Tons
DX -- USNR officer designation. See D and X. Formerly (D)-X.
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