5D  Demand-Driven Direct Digital Dissemination
D  (1) Deciduous; (2) Density
D2  Data Distribution
DA  (1) Department of the Army; (2) Long-Range Aviation (USSR); (3) Double Agent; (4) Direct Action
D/A  Digital/Analog
DAA  Designated Approval Authority
DAB  Defense Acquisition Board
DABM  Defense Against Ballistic Missiles (Now SDI)
DABS  Dynamic Air Blast Simulator
DAC  (1) Development Assistance Committee of OECD; (2) Department of Army Civilian; (3) Discretionary Access Control
DACCO  Department of the Army Central Control Office
DACCS  Digital Access Cross-Connect System/Switch
DACOM  Data Communications
DACOS  Deputy Assistant Chief of Station
DACOS/I  Deputy Assistant Chief of Staff-Intelligence
DACT  Dissimilar Air Combat Tactics
DACU  (1) Device Access Control Unit; (2) Device Attachment Control Unit
DAD  Dual Air Density
DAES  Defense Acquisition Executive Summary
DAF  Department of the Air Force
DAG  (1) Defense Special Security Communications Systems Address Group; (2) Divisional Artillery Group (FSU)
DAIRSDIA  Advanced Imagery Reproduction System
DAISY  Daily Summary
DAJDIA  Office Symbol for JMITC
DALASP  Defense Advanced Language and Area Studies Program
DALATS  Data Logging and Transmission System
DAMA  Demand Assigned Multiple Access
DAMI  Department of the Army Military Intelligence
DAMPL  Department of the Army Master Priority List
DAO  Defense Attache Office
DAP  Designated Acquisition Program
DAPA  Drug and Alcohol Program Advisor
DAR  Designated Area for Recovery
DARC  District Area Command
DARO  Defense Airborne Reconnaissance Office
DARP  Defense Airborne Reconnaissance Program
DARPA  Defense Advanced Research Projects Agency
DARS  (1) Daily Aerial Reconnaissance and Surveillance; (2) Daily Apportionment and Reconnaissance Scheduling; (3) Daily Aerial Reconnaissance Syndicate
DARSC  Defense Airborne Reconnaissance Steering Committee
DARSP  Defense Academic Research Support Program
DART  (1) Developmental Air Reports Tracker; (2) Deployable Automated Remote Terminal
DARTS  Digital Antijam Radio Teletype System
DAS  (1) Defense Attache System; (2) Data Acquisition Segment
DASC  Direct Air Support Center
DASD  (1) Deputy Assistant Secretary of Defense; (2) Direct Access Storage Device
DASD(I&S)  Deputy ASD (Intelligence and Security)
DASH  Deployable Automated Support Host
DASPA  Defense Attache System Property Accounting
DASR  Defense Analysis Special Report
DASVA  Defense Attache System Vehicle Accounting
DAT  Direct Action Team
DATAINT  Data Intelligence
DATEXT  Data Extract
DATPS  Diver Active Thermal Protection System
DATS  Data Automated Tower Simulation
DATT  Defense Attache
DAWN  Defense Attache Worldwide Network
DAWS  Defense Automated Warning System
DAYLT  Daylight
dB  Decibel
DB  Data Base
DBA  Data Base Administrator
DBAS  Data Base Applications System
DBBL  Dismounted Battlespace Battle Lab
DBC  Data Base Correlation
DBCTRL  Data Base Control
DBD  Data Burst Device
dBi  Decibel (referenced to isotropic radiator)
DBIDI  Data Base of Imagery-Derived Information
DBK  Dominant Battlefield Knowledge
dB/K  Decibels per Degrees Kelvin
dBm  Decibels (referred to 1 milliwatt)
DBMAINT  Data Base Administrator
DBMS  Data Base Management System
DBQ  Data Base Query
DBS  (1) Data Broadcast System (also known as SCAMPI); (2) Direct Broadcast Service
dBSM  Decibels Per Square Meter
dBw  Decibels Referenced to One Watt of Power
DC  (1) District Commissioner; (2) Damage Control; (3) Defense Council; (4) Direct Current
DCA  (1) Defense Communications Agency; (2) Defense Cooperation Agreement; (3) Defensive Counter Air
DCAEUR  Defense Communications Agency Europe
DCAOC  DCA Operations Control Center
DCAPSS  Dual Criteria Aimpoint Selection System
DCAS  (1) Deployable Consolidated Applications Server; (2) Deployable Communications Applications Shelter
DCCC  Defense Collection Coordination Center
DCE  (1) Defensive Counter Espionage; (2) Data Communications Equipment
D-Cell  Deployment Cell
DCF  DOCS Certification Facility
DCG  Deputy Commanding General
DCGS  Distributed Common Ground System
DCI  Director of Central Intelligence
DCIA  Director, Central Intelligence Agency
DCIB  Defense Counterintelligence Board
DCID  Director of Central Intelligence Directive
DCII  Defense Central Index of Investigations
DCI&S  Director of Counterintelligence and Security
DCIIS  Defense CI Integrated Information System
DCINC  Deputy Commander in Chief
DCIP  Defense Counterdrug Intelligence Program
DCL  Direct Communications Link
DCM  Deputy Chief of Mission
DCMM  Database Creation and Management Module
DCMS  Database Creation and Management Segment
DCN  Defense Communications Network
DCO  (1) Defense Communications Office; (2) Deputy Commander for Operations (USAFE); (3) Dial Central Office; (4) Deputy Commanding Officer
DCOS  Deputy Chief of Staff
DCOSIPR  Deputy Chief of Staff, Intelligence Plans and Requirements
DCP  (1) Disaster Control Plan; (2) Decision Coordinating Paper; (3) Defense Cryptologic Program
DCR  Data Change Request
DCRSI  Digital Cassette Recording System (Improved)
DCS  (1) Defense Communications System; (2) Deputy Chief of Staff; (3) Defense Courier Service
DCS/I  Deputy Chief of Staff Intelligence
DCS/IN  Deputy Chief of Staff for Intelligence
DCSCA  Defense Communications System Central Area
DCSEC  Deputy Chief of Staff, Security
DCSI  Deputy Chief of Staff, Intelligence
DCSIM  Deputy Chief of Staff, Information Management
DCSI/DCSINT  Deputy Chief of Staff Intelligence (USAREUR)
DCSINT  Deputy Chief of Staff for Intelligence (U.S. Army)
DCSLOG  Deputy Chief of Staff for Logistics
DCSO  Deputy Commander for Space Operations
DCSOPS  Deputy Chief of Staff for Operations & Plans
DCSP  Design Controlled Spare Part(s)
DCSPER  Deputy Chief of Staff for Personnel
DCS/SSI  Deputy Chief of Staff for Safety, Security, and Intelligence
DCSTOP  Damage Criteria Study Target Data Base
DCTN  Defense Commercial Telecommunications/Teleconferencing Network
DD  (1) Destroyer; (2) Deputy Director; (3) Department of Defense; (4) Differential Doppler
D&D  Denial and Deception
DDAC  Foreign Denial and Deception Analysis Committee
D/DARO  Director, DARO
D-Day  Day in which a particular operation begins
DDC  (1) Defense Documentation Center; (2) Data Distribution Center
DDCI  Deputy Director of Central Intelligence
DDCMP  Digital Data Communications Message Protocol
DDDDD  Demand-Driven Direct Digital Dissemination System
DDG  Guided Missile Destroyer
DDGN  Nuclear-Powered Guided-Missile Destroyer
DDH  Aviation Destroyer (ASW)
DDHG  Guided-Missile Aviation Destroyer
DDHGN  Nuclear-Powered Guided-Missile Aviation Destroyer
DDHN  Nuclear-Powered Aviation Destroyer
DDI  Deputy Director of Intelligence
DDL  Direct Data Link
DDN  (1) Defense Data Network; (2) Defense Dissemination Network
DDO  (1) Deputy Director of Operations; (2) Deputy Duty Officer
DDP  Defense Dissemination Program
DDPO  Defense Dissemination Program Office
DDR&E  Director, Defense Research and Engineering
DDRS  Defense Data Repository System
DDS  (1) Defense Dissemination System; (2) Dry Deck Shelter; (3) Dual Driver Service (courier)
DDS/RL  Defense Dissemination System/Receive Location
DDSP  Defense Development Sharing Project
DDSS  Document Dissemination and Storage Segment
DDT  (1) Training Destroyer; (2) Distributed Decision-Aid Terminal
DDU  Distant Device Unit
DE  (1) Damage Expectancy; (2) Directed Energy; (3) Directorate for Estimates (DIA)
DE-U  Dissemination Element-Upgrade
DE/EW  Directed Energy/Electronic Warfare
DEA  Drug Enforcement Administration
DEACON  Defense Estimates Analytical Computer On-Line Network
DEB  (1) Digital European Backbone; (2) Defense Estimative Brief; (3) Debris (Orbital)
DEC  Digital Equipment Corporation
DEC (VAX)  Digital Equipment Corporation (Virtual Address Extension)
DECCO  Defense Commercial Contracting Office (now DITCO)
DECM  (1) Defense Electronic Countermeasures; (2) Deceptive Electronic Countermeasures
DECON  Decontaminate(ion)
DEDAC  Deception and Denial Analysis Committee
DEDDF  Digital Elevation Data Dubbing Facility
DEF  Defense
DEFCON  (1) Defense Condition; (2) Defense Readiness Condition
DEFCOS  Defense Courier System
DEFPLAN  Defense Plan
DEFSMAC  Defense Special Missile and Astronautics Center
Deg  Degree
DEGRAD  Degradation
DELORME  a Digital Mapping Computer Program
DEMEX  Demonstration Exercise
DEMOD  Demodulator
DEMONS  Demonstration System
DEMPC  Data Exploitation, Mission Planning, Communications/Center
DENAS  Daily European Naval Activity Summary
DEP  (1) Deflection Error Probable; (2) Defense Estimate for Production; (3) Deployed
DEPCOMNAVCENT  Deputy COMNAVCENT
DEPCOMUSNAVCENT  Deputy Commander, U.S. Naval Forces Central Command
DEPREP  Deployment Report
DEPSECDEF  Deputy Secretary of Defense
DEPT  Department
DES  (1) Digital Exploitation System; (2) Data Encryption Standard
DESA  Defense Evaluation Support Activity
DESC  Defense Electronics Supply Center
DESIGN  Designator (U.S. Navy)
DESIST  Decision Support and Information System for Terrorism
DESS  Defense Exploitation Support System
DESRON  Destroyer Squadron
DET/Det  Detachment
DEW  (1) Distant Early Warning; (2) Directed Energy Weapon
DEWLINE  Distant Early Warning Line
DF  (1) Direction Finding; (2) Disposition Form; (3) Deuterium Floride
DFAD  Digitized Feature Analysis Data
DFDS  Data Facility Dataset Services
DFED  Digitized Features Data
DFH  Deployed Forward Headquarters
DFLP  (1) Defense Foreign Language Program; (2) Democratic Front for the Liberation of Palestine
DFM  Deterrent Force Modules
DFOV  Dual Field of View
DFRIF  Defense Freight Railway Interchange Fleet
DFS  Direction Finding Subsystem
DFT  (1) Deployed for Training Team; (2) Deployment for Training
DG  Defense Guidance
DGCL  Ground Mobile Forces Control Link
DGCS  Downsized Ground Control Station
DGCT  Downsized Ground Control Terminal
DGIAP  Defense General Intelligence Applications Program
DGIF  Deployable Ground Intercept Facility
DGIS  Director General Intelligence and Security
DGITS  Digital Graphics Information Tailoring System
DGS  Deployable Ground Station
DGU  Downgrade to Unclassified
DGZ  (1) Desired Ground Zero; (2) Designated Ground Zero
DH-7  deHavilland Dash 7 (Drug Interdiction Aircraft)
DHCA  Data Handling Capability Analysis
DHFN  Direct Hire Foreign National
DHS  Defense HUMINT Service
DI  (1) Director of Intelligence (USEUCOM); (2) Directorate for Foreign Intelligence (DIA)
DIA  (1) Defense Intelligence Agency; (2) Defense Intelligence Assessment
DIA/CS  Defense Intelligence Agency/Command Support
DIAAPR  Defense Intelligence Agency Appraisal
DIAC  Defense Intelligence Analysis Center
DIAI  DIA Instruction
DIAIAPPR  DIA Intelligence Appraisal
DIAL  Defense Intelligence Agency Liaison
DIAL-J  DIA Liaison Office for Japan
DIALO  DIA Liaison Office
DIALOG  DIA Information Retrieval System
DIAM  Defense Intelligence Agency Manual
DIAMCP  DIA Master Contingency Plan
DIANM  DIA Analytical Memorandum
DIAOB  Defense Intelligence Air Order of Battle
DIAOLS  DIA On-Line System
DIAPF  DIA Part File
DIAR  DIA Regulation
DIATP  DIA Tactical Program
DIATS  DIA Terrorism Summary
DIB  (1) Defense Intelligence Board; (2) Defense Intelligence Brief; (3) Directory Information Base
DIC  (1) Defense Intelligence Community; (2) Difference in Condition;  (3) Defense Intelligence College (Now JMIC); (4) Defense Intelligence Commentary
DICBM  Depressed Intercontinental Ballistic Missile
DICP  Defense Intelligence Counterdrug Program
DID  (1) Data Line Description; (2) Defense Intelligence Digest (Now Military Intelligence Digest); (3) Data Item Description
DIDHS  Deployable Intelligence Data Handling System
DIDOP  Digital Image Data Output Product
DIDS  Defense Intelligence Dissemination System
DIDSRS  Defense Intelligence Dissemination, Storage and Retrieval
System
DIE  Defense Intelligence Estimate
DIEB  Defense Intelligence Executive Board
DIEC  Deployable Imagery Exploitation Capability
DIEPS  Digital Imagery Exploitation and Production System
DIEM  Defense Intelligence Estimates Memorandum
DIEOB  Defense Intelligence Electronic Order of Battle
DIFAR  (1) Directional Frequency Analysis and Recording System; (2) Directional Frequency and Ranging
DIFAX  (1) Defense Intelligence Facsimile; (2) Defense Intelligence Security Facsimile Network
DIFM  Defense Intelligence Functional Manager
DIFR  Defense Intelligence Facility Report
DIGITS  Digital Geographic Information Tailoring System
DIGOB  Defense Intelligence Ground Order of Battle
DIH  Daily Intelligence Highlights
DIHEST  Direct Induced High-Explosives Simulation Technique
DII  Defense Information Infrastructure
DIIN  Defense Imagery Intelligence Notice
DIIP  Defense Intelligence Interoperability Panel
DIIPS  Digital Imagery Interactive Processing System
DIIS  DIA Integrated Intelligence System
DILC  Dedicated Intelligence Loop Circuit
DIM  Defense Intelligence Memorandum
DIMES  Digital Image Manipulation & Enhancement System
DIMMD  Diver Integral Magnetic Mine Detector
DIMOB  Defense Intelligence Missile Order of Battle
DIMSS  DSN Integrated Management Support System
DIN  (1) Defense Intelligence Notice; (2) Defense Intelligence Network; (3) AUTODIN
DINAH  Desktop Interface to AUTODIN Host
DINOB  Defense Intelligence Naval Order of Battle
DINSUM  Defense Intelligence Summary
DIO  (1) Defense Intelligence Officer (DIA); (2) District Intelligence Officer (U.S. Navy); (3) Defence Intelligence Organisation (Australian)
DIOB  Defense Intelligence Order of Battle
DIOBS  Defense Intelligence Order of Battle System
DIOP  Defense Intelligence Objectives and Priorities
DIP  (1) Defense Intelligence Plan; (2) Defense Imagery Program
DIPC  Defense Intelligence Production Council/Conference
DIPFAC  (1) U.S. Diplomatic Facilities Graphic; (2) Diplomatic Facility
DIPOLES  Defense Intelligence Photoreconnaissance On-Line Exploitation System
DIPP  Defense Intelligence Projection for Planning
DIPS  (1) Defense Intelligence Production Schedule; (2) Digital Imagery Processing System; (3) Def Intelligence Production Study
DIR  (1) Defense Intelligence Report; (2) Directive; (3) Defense Imagery Report; (4) Director; (5) Direction
DIRCM  Direct Infrared Countermeasures
DIRES  Defense Imagery Requirements and Exploitation System
DIRINT  Director of Intelligence
DIRLAUTH  Direct Liaison Authorized
DIRNSA  Director, National Security Agency
DIRNSA/CHCSS  Director, National Security Agency/Chief, Central Security Service
DIROI  Directorate Operating Instruction
DIRS  (1) Defense Intelligence Reference Series; (2) Defense Imagery Reference Series
DIS  (1) Defence Intelligence Staff (U.K.); (2) Defense Investigative Service; (3) Defense Intelligence Summary; (4) Daily Intelligence Summary; (5) Distributive Interactive Simulation;
(6) Data Integration System; (7) Defense Information System
DISA  Defense Information Systems Agency
DISA-EUR  Defense Information Systems Agency-Europe
DISA-PAC  DISA-Pacific
DISA WESTHEM  DISA Western Hemisphere
DISAM  Defense Institute of Security Assistance Management
DISC  Daily Intelligence Summary Cable
DISC4  Director of Information Systems Command, Control, Communications and Computers
DISCAS  Defense Intelligence Special Career Automated System
DISE  Deployable Intelligence Support Element
DISECS  Defense Intelligence Space Exploitation and Correlation System
DISES  Defense Intelligence Senior Executive Service
DISIDS  Display and Information Distribution System/Subsystem
DISMOB  Defense Intelligence Strategic Missile Order of Battle
DISN  Defense Information Systems Network
DISNET  Defense Integrated Secure Network
DISO  Defense Intelligence Support Office
DISOB  Defense Intelligence Space Order of Battle
DISP  Defense Industrial Security Program
DISPEWT  Defense Intelligence Space Electronic Warfare Threat Data Base
DISR  (1) Daily Indicator Status Report; (2) Defense Indications Status Report
DISS  (1) Digest of Intelligence and Security Services; (2) Dissemination
DISSEM  Dissemination
DISSO  Deputy Information Systems Security Officer
DIST  Digital Imagery Support Terminal
DISTAFF  Directing Staff (NATO Commands, JECG)
DISTS  Defense Intelligence Secure Telephone System
DISTP  Defense Intelligence Special Technologies Program
DISUM  (1) Daily Intelligence Summary;(2) Defense Intelligence Summary
DIT  Defense Intelligence Thesaurus
DITB  Digital Imagery Test Bed
DITCO  Defense Information Technology Contracting Office (formerly DECCO)
DITDS  Defense Intelligence Threat Data System
DITEQ  Defense Intelligence Thesaurus Equivalency List
DITFOR  Defense Intelligence Technical Forum
DITS  Digital Imagery Transmission System
DITSUM  Defense Intelligence Terrorism Summary
DIV  (1) Division; (2) Defense Intelligence Videocassette
DIVARTY  Division Artillery
DIVISION  Enciphered Television
DIW  Dead in Water
DIWO  Duty Intelligence Watch Officer
DIWS  (1) Digital Imagery Workstation Suite; (2) Defense Indications and Warning System; (3) DOD Intelligence Warning System
DJ2  Deputy Director of Intelligence
DJS  Director, Joint Staff
DJSM  DJS Memorandum
DJTF  Deployable Joint Task Force
DJTFAC  DJTF Augmentation Cell
DLA  Defense Logistics Agency
DLAB  Defense Language Aptitude Battery
DLEA  Drug Law Enforcement Agency
DLED  Dedicated Loop Encryption Device
DLI  Defense Language Institute
DLIFLC  Defense Language Institute, Foreign Language Center
DLO  Defense Liaison Office
DLPT  Defense Language Proficiency Test
DLTV  Daylight Television
D&M  Detection and Monitoring
DM  (1) Dissemination Manager; (2) Decompression Monitor
DMA  (1) Defense Mapping Agency; (2) Direct Memory Access
DMAAC  Defense Mapping Agency Aerospace Center
DMACSC  Defense Mapping Agency Combat Support Center
DMAHTC  DMA Hydrographic and Topographic Center
DMAI  Defense Mapping Agency Instruction
DMAL  Defense Mapping Agency Liaison
DMAR  Deferred Maintenance and Repair
DMB  DODIIS Management Board
DMC&GP  Defense MC&G Program
DMD  Digital Message Device
DMDG  Digital Message Device Group
DME  Distance Measuring Equipment
DMED  Digital Message Entry Device
DMFE  DAWS Message Front End
DMI  Directorate of Military Intelligence
DMOB  Defensive Missile Order of Battle
DMOS  Daily Maritime OPINTEL Summary
DMPC  Deployment Media Production Center Project
DMPI  Desired Mean Point of Impact
DMS  (1) Data Management System; (2) Defense Message System
DMSP  Defense Meteorological Satellite (or Support) Program
DMZ  Demilitarized Zone
DN  (1) Data Net; (2) Duplicate Negative; (3) Department of the Navy
DNA  (1) Defense Nuclear Agency; (2) Deoxyribonucleic Acid
DNAS  (1) DODIIS Network Access System; (2) Data Network Access System
DNC  (1) Director, Naval Communications; (2) Digital Nautical Chart
DNCC  Data Network Control Center
DND  Department of National Defence (Canada)
DNI  Director of Naval Intelligence
DNSIX  DODIIS Network Security for Information Exchange
DNVT  Digital Non-Secure Voice Terminal
DO  Director of Operations
DOA  (1) Department of the Army; (2) Date of Arrival; (3) Director of Administration; (4) Dead on Arrival
DOAT  JAC Counterterrorism/Counterintelligence Analysis Branch
DOB  (1) Depth of Burst; (2) Date of Birth; (3) Defense Order of Battle
DOC  Department of Commerce
DOCC  (1) Defense Communications Agency Operations Center Complex; (2) Deep Operations Coordination Cell; (3) DISA Operational Control Complex
DOCEX  (1) Document Exploitation; (2) Document Exploitation Center
DOCKLAMP  Defense Attache System Message Channel
DOCS  DSCS Operations Control System
DoD, DOD  (1) Department of Defense; (2) Date of Death; (3) Date of Departure
DODCI  DoD Computer Institute
DODCSC  Department of Defense Computer Security Center
DODD  DoD Directive
DODEX  DoDIIS Extended
DODFCIP  DoD Foreign Counterintelligence Program
DODFDCO  Department of Defense Foreign Disclosure Coordinating Office
DODFIP  DoD Futures Intelligence Program
DODIIS  DoD Intelligence Information System
DODIIS SCINET  DoDIIS Sensitive Compartmented Information Network
DODIMS  DoD Intelligence Management System
DODIPP  DoD Intelligence Production Program
DODNACC  Department of Defense National Agency Check Center
DODSATCOM  DoD Satellite Communications Program
DOD SAT COM  DOD Satellite Communications
DODSI  Department of Defense Security Institute
DODSPECREP  DoD Special Representative
DOD TCSEC  DOD Trusted Computer System Evaluation Criteria
DOE  Department of Energy
DOF  Disposition of Forces
DOI  (1) Date of Information; (2) Duration of Illumination; (3) Director of Intelligence; (4) Imagery Division (JAC); (5) Director of Operations and Intelligence; (6) DSSCS Operating Instruction; (7) Date of Intercept
DOJ  Department of Justice
DOMS  Directorate of Military Support
DOMSAT  Domestic Satellite
DON  Department of the Navy
DOO  Daily Operations Order (NATO)
DOPS  DIA Outline Plotting System
DOS  (1) Department of State; (2) Date of Separation; (3) Disk Operating System; (4) Direct Operating System
DOSCOM  Division Support Command
DoSIP  Department of State Intelligence Program
DOSTN  Department of State Telecommunications Network
DOT  Department of Transportation
DP  (1) Duplicate Positive; (2) Development Program; (3) Displaced Person; (4) Delegated Production;
(5) Directorate of Production; (6) Data Processing; (7) Decision Point; (8) Director of Personnel
DPAC  Defense Program Analysis Center
DPAE  Director, Program Analysis and Evaluation
DPAS  (1) Digital Patch and Access System; (2) Defense Priorities and Allocations System
DPC  Defense Planning Committee (NATO)
DPF  Digital Processing Facility
DPG  Defense Planning Guidance
DPI  Desired Point of Impact
DPIC  (1) Decentralized Pacific Imagery Processing and Interpretation Center; (2) Defense Photographic Interpretation Center
DPICM  Dual-Purpose Improved Conventional Munitions
DPKO  Department of Peacekeeping Operations
DPL  Degausser Products List
DPM  Dissemination Program Manager
DPOB  Date, Place of Birth
DPOM  Directorate of Plans, Operations, and Mobilization
DPOMIS  Directorate of Plans, Operations, Mobilization, Intelligence, and Security
DPP  (1) Delegated Production Program; (2) Deliberate Planning Process; (3) Distributed Production Program
DPPC  Deployable Print Production Center
DPPDB  Digital Point Positioning Database
DPPG  Defense Policy and Planning Guidance
DPQ  Defense Planning Questionnaire (NATO)
DPRB  Defense Planning and Resources Board
DPRK  Democratic People’s Republic of Korea
DPS  (1) Delegated Production System; (2) Data Processing Set; (3) Department of Public Safety
DPSK  Digital Pulse Shift Key
DR  (1) Director; (2) Dissemination Requirement; (3) Directorate of Resources; (4) Detection Radar
DRA  Defense Research Assessment
DRAM  Dynamic Random Access Memory
DRASH  Deployable Rapid Assembly Shelters
DRB  Defense Resources Board
DRC  (1) Defense Review Committee (NATO); (2) Defense Research Comment; (3) Data Reduction Center
DR&E  Defense Research and Engineering
DRIC  Defense Resource Identification Code
DRM  Defense Research Memorandum
DRO  Departmental Requirements Officer
DRP  Disaster Relief Program
DRS  (1) Data Relay Satellite; (2) DoD Imagery Requirements Structure; (3) Data Retrieval Subsystem;
(4) Data Reconstruction System
DRSA  Defense Reconnaissance Support Activities
DRSEM  Deployable Receive Segment Engineering Model
DRSN  Defense Red Switch Network
DRSP  (1) Defense Reconnaissance Support Program; (2) Defense Red Switched Program
DRU  Direct Reporting Unit
DRZ  Deep Reconnaissance Zone
DS  (1) Defense Suppression; (2) Direct Support
DS&T  Director of Science and Technology
DSA  (1) Defense Supply Agency; (2) Direct Service Activities (SIGINT); (3) Directed Search Area; (4) Division Support Area; (5) Defense Security Agency (ROK); (6) Digital Signature Algorithm
D&SA  Depth & Simultaneous Attack
DSAA  Defense Security Assistance Agency
D&SABL  Depth & Simultaneous Attack Battle Lab
DSARC  Defense Systems Acquisition Review Council
DSAT  (1) Developmental Submarine Analysis Terminal; (2) Defense Satellite
DSB  Defense Science Board
DSC  Defense Satellite Communications
DSCIS  Daily Space Command Intelligence Summary
DSCS  Defense Satellite Communications System
DSC-SLEP  Defense Satellite Communications System Service Life Enhancement Program
DSCSOC  Defense Satellite Communications System Operations Center
DSDIO  Director, Strategic Defense Initiative
DSE  (1) Direct Support Element; (2) Division Support Element
DSEC  Directorate of Security
DSFOB  Daily Strategic Forces Order of Battle
DSG  Defense Steering Group
DSI  Defense Simulation Internet
DSIATP  Defense Sensor Imagery Application Training Programs
DSIIB  Direct Support Imagery Interpretation Brief
DSIMS  Deployable SouthCom Intelligence Management System
DSI/TCCS  Defense Simulation Internet/Theater Command and Control System
DSM  Data Systems Modernization
DSN  (1) Defense Switched Network; (2) Deep Space Network
DSNET  Defense Integrated Secure Network
DSNET 1  Defense Integrated Secure Network 1 (SECRET level)
DSNET 2  Defense Integrated Secure Network 2 (TOP SECRET level)
DSNET 3  Defense Integrated Secure Network 3 (TS/SCI level)
DSO  Direct Support Operator/Operations
DSP  Defense Support Program
DSPO  Defense Special Projects Office
DSR  (1) Defense Source Register; (2) Data Service Request
DSRA  DODSPECREP-Alameda
DSRP  Defense Space Reconnaissance Program
DSRV  Deep Submergence Rescue Vehicle
DSS  (1) Decision Support System; (2) Devices, Simulators and Simulations
DSSCC  Defense Special Security Communications Center
DSSCS  Defense Special Secure Communications System
DSSCS/DIN  Defense Special Security Communications System/Digital Intelligence Network
DSSR  Deep Space Surveillance Radar
DSSS  Defense Special Security System
DST  (1) Daylight Savings Time; (2) Decision Support Template; (3) Decision Support Tools; (4) Direct Support Team; (5) Digital Support Team
DSTE  Digital Subscriber Terminal Equipment
DSTF  Decision Support Task Force
DSTP  Director, Strategic Target Planning
DSTS  Deep Space Tracking System
DSU  (1) Direct Support Unit; (2) Disk Storage Unit; (3) Data Service Unit (DCTN)
DSV  Deep Submergence Vehicle
DSVT  (1) Digital Subscriber Voice Terminal; (2) Digital Secure Voice Terminal
DT  (1) Developmental Test; (2) Directorate for Science and Technology
DTA  Directorate of Threat Analysis
DTC  (1) Digital Tape Cassette; (2) Desktop Computer
DTC-2  Desktop Computer-2 (Navy)
DTD  Digital Terrain Data
DT&E  Developmental Test and Evaluation
DTE  Data Terminal Equipment
DTED  Digital Terrain Elevation Data
DTG  Date-Time Group
DTI  Doppler-Time-Intensity
DTIC  Defense Technical Information Center
DTIO  Deputy Target Intelligence Officer
DTIR  Defense Technical Intelligence Report
DTLOMS  Doctrine, Training, Leadership, Organization, Material, Soldiers
DTLS  Descriptive Top-Level Specification
DTM  (1) Data Transfer Module; (2) Digital Transfer Module;  (3) Digital Target Materials
DTMF  Dual-Tone Multi-Frequency
DTNSRDC  David W. Taylor Naval Ship Research & Development Center
DTOC  Division Tactical Operations Center
DTOCSE  Division Tactical Operations Center Support Element
DTOLM  Doctrine, Training, Organization, Leader Development and Material
DTD  Data Transfer Device
DTP  Drug Testing Program
DTS  (1) Diplomatic Telecommunications System/Service; (2) Data Transmission System; (3) Direct Transmission System; (4) Dedicated Transmission Service
DTSA  Defense Technology Security Administration
DTSG  Digital Technology Subworking Group
DTSS  Digital Topographic Support System
DTU  Data Transfer Unit
DTUC  Data Transfer Unit Cartridge
DUCA  Distributed Users Coverage Antennas
DUG  Deep Underground
DUPLEX  Simultaneous Transmit and Receive
DVO  Direct View Optics
DVM  Digital Voice Module
DVTC  Digital Voice Transmit Communications
D/TWP  Director, Tactical Warfare Programs
DTWS  Digital Topographic Work Station
DU  (1) Decision Unit; (2) Depleted Uranium
DUA  Directory User Agent
DUSD(AT)  Deputy Under Secretary of Defense (Advanced Technology)
DUSD(P)  Deputy Under Secretary of Defense (Policy)
DV  Distinguished Visitor
DVI  Digital Video Interactive
DVITS  Digital Video Imagery Transmission System
DVO  Defense Visit Offices
DWIO  Duty Watch Intelligence Officer (Canadian)
DWIP  Defense-Wide Intelligence Plan
DWS  Disaster Warning System
DWT  (1) Deadweight Ton; (2) Division Wing Team
DZ/LZ  Drop Zone/Landing Zone
DZ/LZ/RZ  Drop/Landing/Recovery Zone
DZS  Drop Zone Study