List of acronyms: D
(Main list of acronyms)
DA
- da – Danish language – deca
- DA – Denmark – Debtors Anonymous – U.S. Department of the Army – District Attorney
- DAB – Digital Audio Broadcasting
- DACT – Data Automated Communications Terminal – Dissimilar Air Combat Training
- DAD – Da Nang International Airport
- DADVSI – Loi sur le droit d’auteur et les droits voisins dans la société de l’information
- DAES – Defence Acquisition Executive Summary – Directorate of Analysis, Experimentation and Simulation
- DAF – Dissolved Air Flotation, a technique used in water treatment
- DAFIF – Digital Aeronautical Flight Information File
- DAK – Disney's Animal Kingdom
- DA&M – Director, Administration & Management
- dan – Danish language
- DAO – Division Ammunition Officer
- DAQ – Data acquisition – Delivered Audio Quality
- DARE – Drug Abuse Resistance Education
- DARO – Defense Airborne Reconnaissance Office
- DARPA – U.S. Defense Advanced Research Projects Agency
- DART – Disaster Assistance Response Team – Dublin Area Rapid Transit
- DAS – Defensive Aids Suite
- DASD – Deputy Assistant Secretary of Defense
- DASL – Datapoint's Advanced Systems Language
- DAU – Defense Acquisition University
- DAWN – Drug Abuse Warning Network
DB
- dB – Decibel
- Db – Dubnium
- DB – Database – Deutsche Bahn
- d/b/a – doing business as
- DBA – De Bellis Antiquitatis
- DBBL – Dismounted Battlespace Battle Laboratory
- DBCS – Double Byte Character Set
- DBDO – Desert BDO
- DBE – Dame Commander of the Order of the British Empire
- DBF – Detection By Fire
- DBM – De Bellis Multitudinis – Detection By Movement
- DBR – De Bellis Renationis
- DBRA – Davis–Bacon Related Acts
- DBS – Direct Broadcast Services
- * Disclosure and Barring Service
- * Double-Barreled Shotgun
DC
- DC
- * da capo
- * Italian Democrazia Cristiana
- * Digital Compass
- * Direct Current
- * District of Columbia
- * Douglas Aircraft Company
- * Dublin Core
- * Duty Cycle
- *Disconnected
- DCA
- * Defensive Counter Air
- * Drum Corps Associates
- * DiChloroAcetate
- * Ronald Reagan Washington National Airport
- DCAA – Defense Contract Audit Agency
- DCAS – Devon and Cornwall Archery Society
- DCC
- * Dallas Christian College
- * Digital Command Control
- * Direct Client-to-Client
- * Dismounted Close Combat
- DCCP – Datagram Congestion Control Protocol
- DCD – Donation after Cardiac Death
- DCDC – Development, Concepts and Doctrine Centre
- DCE – Data Communication Equipment
- DCFC – Death Cab for Cutie
- DCI
- * Detection, Classification and Identification
- * Drum Corps International
- * Duellists' Convocation International, later known simply by the initials before changing its name to the current Wizards Play Network
- DCIM – Digital Camera Images
- DCIMS
- * Dental Classification Information Management System
- * Dismounted Combat Identification Marking System
- DCL – Disney Cruise Line
- DCN – Deacon
- DCOM – Disney Channel Original Movie
- DCOP – Desktop Communication Protocol
- DCSOPS – Deputy Chief of Staff for Operations and plans
- DCW – Digital Chart of the World
- DCYSC – Discovery Channel Young Scientist Challenge
DD
- DD – many, including due diligence and dear daughter ; see entry
- D&D
- * Dungeons & Dragons
- * Diversion and Distress
- DDA
- * Digital Differential Analyzer (graphics algorithm)
- * Digital Differential Analyzer
- * Deputy District Attorney
- DDD
- * Data Display Debugger
- * Digital Digital Digital
- DDL – Digital Data Link
- DDLC – Doki Doki Literature Club!
- * DDLC+ – the expanded version, Doki Doki Literature Club Plus!
- DDN – U.S. Defense Data Network
- DDoS – Distributed Denial of Service
- DDP
- * Danish Design Prize
- * Deutsche Demokratische Partei
- * Diamond Dallas Page
- DDR
- * Dance Dance Revolution
- * Deutsche Demokratische Republik
- * Double Data Rate
- * East Germany
- DDR&E – Defense Department Research and Engineering
- DDS – Doctor of Dental Surgery
- DDT
- * Dichloro-Diphenyl-Trichloroethane
- * Dramatic Dream Team, the original name of the Japanese professional wrestling promotion DDT Pro-Wrestling
- * Dynamic Debugging Tool
DE
- de – German language
- DE – Delaware – Germany
- DEA – Drug Enforcement Administration
- DEA – Drug Enforcement Agency
- DEC
- * Department of Environmental Conservation
- * Digital Equipment Corporation
- * Disasters Emergency Committee
- DeCA – Defense Commissary Agency
- DECSIM – Model DEComposition and SIMulation algorithm – Directed Energy Combat SIMulation
- DECT – Digital European Cordless Telephone
- DEERS – Defense Enrollment Eligibility Reporting System
- DEFCON – Defence readiness condition
- DEFRA – Department for Environment, Food and Rural Affairs
- DEI - Diversity, Equity, and Inclusion
- DELT – Dual Ended Line Test
- DEM
- * Data Exchange Mechanism
- * Digital Elevation Model
- DEN – Denmark
- DEPSECDEF – Deputy Secretary of Defense
- DERA – British Defence Evaluation and Research Agency
- DES – Deep Ecliptic Survey
- deu – German language
- DEU – Germany
DF
- DF
- * Direct Fire
- * Direction Finding
- * Distrito Federal
- DFAD – Digital Feature Analysis Data
- DFAS – Defense Finance and Accounting Service
- DFB – Deutscher Fußball-Bund
- DFCB – Data Format Control Book
- DfID – UK Department for International Development
- DFL
- * Democratic–Farmer–Labor
- * Deutsche Fußball Liga, the operator of the top two leagues of German football
- DFM – Dynamic Flowgraph Methodology
- DFM – Discrete Field Model see Superluminal motion
- DFSP – Dermatofibrosarcoma protuberans
- DfT– Department for Transport
- DFTBA – Don't Forget To Be Awesome- a term commonly used by the Vlogbrothers
DG
- DG – Dei gratia – Director-General – Data General
- DGA – Direction générale des armées
- DGAF – Don't give a f***
- DGD&D – UK Directorate General of Development and Doctrine
- DGPS – Differential GPS
- DGZ – Desired Ground Zero
DH
- DH – dear husband – Designated hitter
- DHA – DocosaHexaenoic Acid
- DHHS – Department of Health and Human Services
- DHL – Dalsey, Hillblom, and Lynn
- DHRA – DoD Human Resources Activity
- DHS – U.S. Department of Homeland Security
- DHSS – UK Department of Health and Social Security
- DHTFYSS – U.S. Don't Have Time For You Silly S****
- DHY – Dahomey
DI
- DIA – U.S. Defense Intelligence Agency
- DIAC – Department of Immigration and Citizenship (Australia)
- DiC – Design Island Centre
- DICASS – DIrectional Command Activated Sonobuoy System
- DID – Dissociative identity disorder
- DILLIGAD – Do I Look Like I Give A Damn?
- DILLIGAF – Do I Look Like I Give A Fuck?
- DIF – Data Interchange Format
- DIFAR – DIrectional Frequency Analysis and Recording
- DIME – Dense inert metal explosive
- DIMM – Dual In-line Memory Module
- DIN
- * Deutsches Institut für Normung
- * Drug Identification Number
- DINA
- * Diesel Nacional
- * Dirección de Inteligencia Nacional
- DINKY – Double Income, No Kids Yet
- DIP – Dual In-line Package
- DIPS – Defense independent pitching statistics
- DIR – Defence Industrial Research
- DIS
- * Defence Intelligence Staff
- * Defense Investigative Service
- * Distributed Interactive Simulation
- * Draft International Standard
- DISA
- * U.S. Defense Information Systems Agency
- * Distinguished Individual Service Award
- DISCOM – Division Support Command
- DISE – Deployable Intelligence Support Element
- DISSTAF – DIS Search and Target Acquisition Fidelity experiment
- DITY – Do-It-Yourself
- div – Dhivehi language
- DIVAD – Division Air Defence
- DIY – Do It Yourself
DJ
- DJ – Disc Jockey – Dinner Jacket – Djibouti
- DJD – Degenerative Joint Disease – Dublin Julian Day – Discoveries in the Judaean Desert
- DJF – Djibouti franc
- DJI – Djibouti
- DJS – Director, Joint Staff
DK
DL
- DL – Dexter's Laboratory
- DLA
- * U.S. Defense Logistics Agency
- * Dental Laboratories Association
- DLI – IATA code for Lien Khuong Airport
- DLIC – Detachment Left-In-Contact
- DLIR – Depot-Level Inspection and Repair
- DLL – Dynamic Link Library
- DLPFC or DL-PFC – DorsoLateral PreFrontal Cortex
- DLPMC – DorsoLateral PreMotor Cortex
- DLR
- * Deutsches Zentrum für Luft- und Raumfahrt
- * Docklands Light Railway
- DLRP – Data Link Reference Point
- DLS – Deep Lens Survey
- DLSA – Defense Legal Services Agency
- DLSc – Diploma in Library Science
- DLSC
- * U.S. Defense Logistics Services Center
- * U.S. Defense Logistics Support Command
- *
- * Direct Loan Servicing Center
- * Directorate of Land Strategic Concepts
- *
- DLTBGYD – Don't let the bastards grind you down
DM
- DM
- * Dominica
- * Dungeon Master
- DMA
- * Designated market area
- * U.S. Defense Mapping Agency
- * Direct Memory Access
- * Dominica
- DMC – Defense Management Council
- DMCA – Digital Millennium Copyright Act
- DMD
- * dentariae medicinae doctor
- * Digital Micromirror Device
- * Digital Multilayer Disk
- DMI – Desktop Management Interface
- DMM – Digital Multimeter
- DMOC – Distributed Mission Operations Centre
- DMOS – Double Diffused MOS transistor
- DMPA – Defense Medical Programs Activity
- DMPFC – DorsoMedial PreFrontal Cortex
- DMPK – Drug Metabolism and Pharmacokinetics
- DMRB – Design Manual for Roads and Bridges
- DMS – U.S. Defense Message System
- DMSO
- * Di'methyl s'ulfoxide
- * U.S. Defense Modeling & Simulation Office, now Modeling and Simulation Coordination Office
- DMSP – U.S. Defense Meteorological Satellite Program
- DMT – Dimethyltryptamine
- DMU – Diesel Multiple Unit, a method of connecting self-propelled railway vehicles together to form a train under the control of one driver.
- DMV – Department of Motor Vehicles
- DMZ – DeMilitarized Zone
DN
- DN – Deacon
- DNA
- * U.S. Defense Nuclear Agency
- * Deoxyribonucleic acid
- * Douglas Noël Adams
- DNAW – Day Night All Weather
- DND – Department of National Defence – Do not disturb
- DNDi – Drugs for Neglected Diseases initiative
- DNDO – U.S. Domestic Nuclear Detection Office
- DNM – Defence Nuclear Material
- DNK – Denmark
- DNR – Do not resuscitate
- DNS – Domain name system
DO
- DO – Dominica – Dominican Republic – Doctor of Osteopathic Medicine
- DOA – Dead On Arrival – Dead or Alive
- DOB – Date Of Birth
- – Duty of Care Risk Analysis Standard
- DOD – U.S. Department of Defense
- DODAF – U.S. Department of Defense Architectural Framework
- DoDD – U.S. Department of Defense Directive
- DoDEA – Department of Defense Education Activity
- DOE – U.S. Department of Energy
- DOHC – Dual-OverHead-Cam engine
- DOI – Digital Object Identifier – U.S. Department of the Interior
- DOM – Deo optimo maximo – Document Object Model – Dominican Republic
- DOMS – Director of Military Support
- DOP – Dominican peso
- DORA – Defence of the Realm Act
- DOS – Denial of Service – Density of State – Disk Operating System
- DOT – Department of Transportation – Damage Over Time
- DOTA – short-form for DEFENSE OF THE ANCIENTS a popular online epic game
- DotD – Deal of the Day
- DOTMLPF – Doctrine, Organization, Training, Materiel, Leadership, Personnel, and Facilities
- DOW – Died of Wounds
DP
- DP – Division de production
- DP – Decision Point – Dynamic Programming
- DPA – UK Defence Procurement Agency
- DPCO – Double-Pole Change Over
- DPDT – Double-Pole Double-Throw
- DPICM – Dual-Purpose Improved Conventional Munition
- DPKO – UN Department for Peacekeeping Operations
- DPMO – Defense Prisoner of War/Missing Personnel Office
- DPPDB – Digital Point Positioning Database
- DPRE – Displaced Person or Refugee
- DPRK – Democratic People's Republic of Korea
- DPST – Double-Pole Single-Throw
DQ
DR
- DR – Dead Reckoning – Dominican Republic – Danmarks Radio
- DRA – Defence Research Agency – Democratic Republic of America
- DRAGN – Double Radio source Active Galactic Nucleus
- DRAM – Dynamic Random Access Memory
- DRC – Democratic Republic of the Congo -- Domaine Romanee Conti
- DRDC – Defence Research & Development Canada
- DREA – Defence Research Establishment Atlantic
- DRES – Defence Research Establishment Suffield
- DRET – Defence Research Establishment Toronto
- DREV – Defence Research Establishment Valcartier
- DRI – Detection, Recognition, Identification – Dietary Reference Intake
- DRIC – Defense Research Information Center
- DRL – Daytime Running Lights – Dorman Roberts Ltd.
- DRM – Digital Rights Management
- DRMS – Defense Revitalization and Marketing Service
- DRPR – Drawing Practices
- DRT – Document Related Technologies
DS
- Ds – Darmstadtium
- DS
- * Dear son
- * Defence Scientist
- * Direct Support
- * Dust Storm
- DSA
- * Defense Support Activities
- * Division Support Area
- DSAA
- * Defense Security Assistance Agency
- *Driving Schools Association of the Americas
- * DECT Standard Authentication Algorithm
- DSAS – Disney Sing Along Songs
- DSB – Defense Science Board
- DSC
- * Differential Scanning Calorimeter
- * Digital Selective Calling
- * Digital Still Camera
- * Distinguished Service Cross
- * Doctor of Surgical Chiropody
- * Document structure convention
- * Dynamic Stability Control
- DSCS – U.S. Defense Satellite Communications System
- DSCSOC – DSCS Operations Center
- DSD – Defence Studies Department
- DSDS – Deutschland sucht den Superstar, the German version of the Idol series
- DSE – Dry Sheep Equivalent
- DSG – Direct-Shift Gearbox
- DSID – Dismounted Soldier Identification System
- DSL – Digital Subscriber Line
- DSLR – Digital single-lens reflex (camera)
- DSM – Diagnostic and Statistical Manual of Mental Disorders
- DSN – Deep Space Network
- DSO – Distinguished Service Order
- dsp – decessit sine prole – genealogy short-hand
- * dspl – decessit sine prole legitima
- * dspm – decessit sine prole mascula
- * dspml – decessit sine prole mascula legitima
- * dspms – decessit sine prole mascula superstite
- * dsps – Decessit sine prole superstite
- DSP
- * Defense Standardization Program
- * Defense Support Program
- * Digital signal processing
- DSPL – Design Specialists and Plans Language
- DSR – Deformed Special Relativity
- DSRV
- * Deaf Sports Recreation Victoria
- * Deep Submergence Rescue Vehicle
- DSS
- * Digitized Sky Survey
- * Discarding-Sabot Shell
- DST – Daylight saving time
- DSTL – British Defence Science and Technology Laboratory
- dsvp – d.s.v.p. decessit sine vitae patria
- DSWA – Defense Special Weapons Agency
DT
- DTA – Dental Technologists Association
- DTaP – Diphtheria, tetanus, acellular pertussis
- DTD – Digital Terrain Data
- DTE – Data Terminal Equipment – Down To Earth
- DTED – Digital Terrain Elevation Data
- DTG – Date-Time Group
- DTH – Direct To Home
- DTI – UK Department of Trade and Industry
- DTIC – Defense Technical Information Center
- DTL – diode–transistor logic
- DTM
- * Deutsche Tourenwagen Masters
- * Deutsche Tourenwagen Meisterschaft
- DTMF – Dual-tone multi-frequency signaling
- DTLOMS – Doctrine, Training, Leader development, Organization, Materiel, and Soldier
- DTO – Disruptive Technology Office
- DTOMLS – Doctrine, Training, Organization, Materiel, Leader and Soldier development
- DTP
- * Desktop publishing
- * Desktop Tablet Press
- * Diphtheria, tetanus, pertussis
- DTR – Determine The Relationship
- DTRA – Defense Threat Reduction Agency
- DTSA – Defense Technology Security Administration – Defend Trade Secrets Act
DU
- DU
- * Depleted Uranium
- * Dust
- DUI
- * Data Use Identifier
- * Data Use Institute
- * Davis Unified Ignition
- * Diving Unlimited International
- * Documento Único de Identidad
- * Documento Unico de Importación
- * Driving Under the Influence
- * Duke University Improv
- DUMBO – Down Under the Manhattan Bridge Overpass
- DUSD – Deputy Under-Secretary of Defense
DV
- dv – Dhivehi language
- DV
- * Daily Value
- * Deo volente
- DVD – Digital Versatile Disk
- DVLC – UK Driver and Vehicle Licensing Centre
- dvm – decessit vita matris
- DVM – Doctor of Veterinary Medicine
- DVO – Direct View Optics
- DVOM – Digital Volt-Ohm Meter
- DVP – various meanings
- * dvp – decessit vita patris
- DVT
- * Deep vein thrombosis
- * Design verification test
- * Driving Van Trailer
- dvu – ''decessit vita uxoris''
DW
- DW – Drum Workshop
- DWG – Divisional Wargame
- DWI – Dance With Intensity – Danish West Indies – Diffusion-weighted imaging – Direct water injection – Disaster Welfare Inquiry – Drinking Water Inspectorate – Driving While Intoxicated/Impaired
- DWM – Doctor Who Magazine
- DWIM – Do What I Mean
- DWTS – Dancing with the Stars
- DWW – Down with Webster
DX
- DX
- * Dexterity
- * DeXtrorphan
- * Distant
- * D-Generation X
- DXA – Dual-energy X-ray Absorptiometry
- DXM – DeXtroMethorphan
DY
- Dy – Dysprosium
- DY – Dahomey