D -- Displacement D&V -- Demonstration and Validation DA -- Department of the Army DAACM -- Direct Airfield Attack Combined Munition DAB -- Defense Acquisition Board DACT -- Data Automation Communication Terminal (Marine Corps') DACT -- Defensive Air Combat Training DAMA -- Demand Assigned Multiple Access DANCS -- Distributed Adv Naval Combat System DAP -- Department of the Army Publication DARIN -- Display Attack and Ranging Inertial Navigation DARPA -- Defense Advanced Research Projects Agency (now ARPA) DASH -- Drone Anti-Submarine Helicopter DASO -- Demonstration And Shakedown Operation dc -- depth charge DCA -- Defense Communications Agency DCA -- Dual Capable Aircraft DCAA -- Defense Contract Audit Agency DCI -- Director of Central Intelligence DCIMI -- Defense Council on Integrity and Management DCN -- Direction des Constructions Navales (France) DCNO -- Deputy Chief of Naval Operations DCS -- Defense Communications Systems DCS -- Deputy Chief of Staff DCT -- Depth-Charge Thrower DD -- Destroyer DD, DDm -- Dock, Dry Dock Company DD/EFT -- Direct Deposit/Electronic Funds Transfer DDC -- Data Distribution Center DDE -- Destroyer Escort DDG -- Destroyer, Guided Missile DDN -- Defense Data Network DDS -- Deep Dive System (USN) DDT&E -- Director, Defense Test and Evaluation DECEPTION DECLASSIFY DECM -- Deception ECM DEERS -- Defense Enrollment Eligibility System Def -- Defense DEFCON -- Defense Condition DEFICIT DELTIC -- Delay Line Time Compression DEM/VAL -- Demonstration and Validation DEMON -- Demodulated Noise Dep -- Deputy DEPLOYMENT DEPMEDS -- Deployable Medical Systems Des -- Destroyer DESA -- Defense Evaluation Support Activity Det -- Detachment DETECTION DEW -- DIRECTED ENERGY WEAPONS DEW -- Directed-Energy Weapons DEW -- Distant Early Warning DF -- Direction Finding (also see HF/DF) DGSC -- Defense General Supply Center DHS -- Data Handling System DI -- Drill Instructor DIA -- Defense Intelligence Agency DICASS -- Directional Command Active Sonobuoy System DIFAR -- Directional Finding And Ranging (sonobuoy) Dim -- Dimensions Dir -- Director DIRECTION FINDING DIS -- Defense Investigative Service DISCO -- Defense Industrial Security Clearance Office DISPERSION Div -- Division DIVAD -- Division Air Defense System (Sgt York) DIVERSION DIVISION DLA -- Defense Logistics Agency DLI -- Deck-Launched Interceptor (USN) DLIR -- Downward-Looking Infrared DMA -- Defense Mapping Agency DMAS -- Digital Modular Avionics System DMSP -- Defense Meterological Support Program (originally "Satellite DMT -- DEEP Mobile Target DMTI -- Digital Moving Target Indicator DMZ -- Demilitarized Zone DNA -- Defense Nuclear Agency DND -- Department of National Defence (Canada) DOD BUDGET -- DEPARTMENT OF DEFENSE BUDGET DOD -- Department of Defense DODAAC -- DOD Activity Address Code DODIIS -- DOD Intelligence Information System DOE -- Department of Energy DON -- Department of the Navy DOPPLER EFFECT DOPPLER RADAR DOT -- Department of Transportation DOT&E -- Director, Operational Test and Evaluation (DOD) DOWNGRADE DP -- Dual-Purpose (gun for air & surface targets) DPA -- Defense Production Act DPACT -- Defense Policy Advisory Committee on Trade DPC -- Defense Panning Committee DPM -- Digital Plotter Map DRA -- Defence Research Agency DRB -- Defense Resources Board DRS -- Detection and Ranging Set DRTS -- Detecting, Ranging and Tracking System DSAA -- Defense Security Assistance Agency DSARC -- Defense Systems Acquisitions Review Council DSB -- Defense Science Board DSCS -- Defense Satellite Communications System DSP -- Defense Support Program DSPO -- Defense Support Program Office DSRV -- Deep Submergence Resecure Vessel DT -- Developmental Test DTCN -- Direction Technique des Constructions Navales (French design DTMB -- David Taylor Model Basin, now NSRDC DTSA -- Defense Technology Security Administration DUAL PHENOMENOLOGY DWT -- Deadweight Tonnage DY -- Dockyard (not US) DZ -- Drop Zone (airborne)
E
E -- and E Escape and Evasion/Evasion and Escape EAM -- Emergency Action Message EATS -- Extended Area Test System EB -- Electric Boat EC -- Electronic Combat EC -- European Community ECCM -- Electronic Counter-Countermeasures (ECCM) -- ELECTRONIC COUNTER-COUNTERMEASURES ECM -- Electronic Countermeasures (ECM) -- ELECTRONIC COUNTERMEASURES ECMO -- Electronic countermeasures officer ED -- Electronic Deception EDM -- Engineering Development Model EEC -- European Economic Community EEI -- Essential Elements of (Intelligence) Information (EEI) -- ESSENTIAL ELEMENTS OF INFORMATION EEZ -- Exclusive Economic Zone EFA -- European Fighter Aircraft EFIS -- Electronic Flight Instrumentation System (Mi-38) EHF -- Extremely High Frequency EIA -- Electronic Industries Association EJ -- Electronic Jamming ELECTRO-OPINT -- ELECTRO-OPTICAL INTELLIGENCE Electron -- Equip Electronic Equipment ELECTRONIC DECEPTION ELECTRONIC DESIGNATIONS ELF -- Extremely Low Frequency ELINT -- Electronic Intelligence (ELINT) -- ELECTRONIC INTELLIGENCE ELS -- Emission Locator System EM -- Electromagnetic EMD -- Engineering and Manufacturing Development EMISSION SECURITY EMP -- Electromagnetic Pulse Eng -- Engine Eng. -- Engineering ENSCE -- Enemy Situation Correlation Element (USAF) EO -- Electro-Optical EOB -- Electronic Order of Battle (EOB) -- ELECTRONIC ORDER OF BATTLE EOCM -- Electro-Optical Countermeasures EOD -- Explosive Ordnance Disposal EORSAT -- ELINT Ocean Reconnaissance Satellite EOSDIS -- Earth Observing System Data and Information System EPA -- Environmental Protection Agency EPDS -- Electronic Processing and Dissemination System (EPL) -- ELINT PARAMETER LIMITS EPLRS -- Enhanced Position Location Reporting System EPQ -- Engineering Qualification Trials ER -- Extended Range ERAPS -- Expendable Reliable Acoustic Path Sonobuoy ERCS -- Emergency Rocket Communications System ERINT -- Extended Range Interceptor (Loral Vought) ESA -- European Space Agency ESF -- Economic Support Fund ESM -- Electronic Support Measures (ESM) -- ELECTRONIC WARFARE SUPPORT MEASURES ESSS -- External Store Support System ET -- Emerging Technology ETA -- Estimated Time of Arrival ETAS -- Elevated Target Acquisition System ETRAC -- Enhanced Tactical Radar Correlator ETS -- European Troop Strength EVALUATION EW -- Electronic Warfare (EW) -- ELECTRONIC WARFARE EWO -- Electronic Warefare Officer EWS -- Electronic Warfare Supervisor (USN) EWWS -- Electronic Warefare Warning Officer EXCAP -- Expanded Capability EXJAM -- Expendable Communications Jammer EXPLOITATION
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