E 1environment [MANPRINT abbreviation], 2equivalent hours, 3erlang, 4voltage symbol, 5aircraft symbol – electronic(s), 6east,7electronics, 8[JP 1-02] total probable error
E SPEC materiel specification
E&A evaluation and assistance visits
E&DCP evaluation and data collection plan
E&E evasion and escape
E&EO errors and omissions excepted
E&I engineering and installation
E&M 1receive and transmit, 2[JP 1-02] ear and mouth, 3[JP 1-02] special signaling leads
E&MD engineering and manufacturing development
E&R 1engineering and reliability, 2[JP 3-50.2] evasion and recovery
E&V evaluation and validation
E-3A Sentry (AWACS)
E-4B National Airborne Operations Center (NAOC) Formerly known as the National Emergency Airborne Command Post (NEACP) (JCS)
E-8C [JP 3-09] joint surveillance, target attack radar system (JSTARS) aircraft
E-ARTS [JP 1-02] En Route Automated Radar Tracking System
E-Date effective date
E-E emergency essential
E-FORM electronic form
E-l 1engineering and Installation, 2electronic installation
E-IMET Expanded International Military Education and Training Program
E-mail electronic mail
E-O elector optical
E-OCM electro-optical countermeasures
E-R entity relationship
E-UAV [JP 1-02] endurance unmanned aerial vehicle
E-ZINE electronic magazine
E/NE effective/non-effective
E/S TIEP [AR 310-50] Engineering/Service Test and Independent Evaluation Program
e.g. exempli gratia (for example)
E1 [JP 4-02.2] Echelon 1
E2 1Hawkeye (USN), 2[JP 4-02.2] Echelon 2
E3 1electromagnetic environmental effects, 2end-to-end encryption
E3 [JP 4-02.2] Echelon 3
E3RB Electromagnetic Environmental Effect Requirement Board
E3RC electromagnetic environmental effect research centers
E4 [JP 4-02.2] Echelon 4
E5 [JP 4-02.2] Echelon 5
ea [JP 1-02] each
EA 1electronic attack [now know as ECM], 2environmental assessment, 3effective address, 4emergency actions, 5enemy aircraft,6engineering analysis, 7economic analysis, 8environment assessment, 9evolutionary acquisition, 10engineering authority,11extended attribute [OS/2], 12economic analysis, 13expenditure authority, 14[FM 101-5-1] engagement area, 15[JP 1-02] executive assistant, 16[JP 1-0] executive agent
EA/EIS environmental assessment/ environmental impact statement
EA/RTA executive agent/responsible training authority
EA-3 Sky Warrior (USN)
EA-6A Intruder
EA-6B Prowler
EAA 1engineer in aeronautics and astronautics, 2electro-acoustic subassembly, 3Export Administration Act
EAARS Exercise After Action Reporting System (EUCOM)
EAATS Eastern ARNG/Aviation Training Site
EAB 1emergency air breathing [mask], 2exclusion area boundary, 3external access box, 4emergency action book
EABRD electrically activated bank release device
EAC 1echelon(s) above corps, 2emergency action coordinator, 3estimate of completion (government estimate), 4emergency action cell, 5emergency action console, 6United States Army Evaluation Analysis Center, 7estimated cost at completion, 8[JP 3-07.5] emergency action committee
EAC-CIP Echelon Above Corps Communications Improvement Program
EACC 1error adaptive control computer, 2electronic asset control center
EACIC echelon above corps intelligence center
EACP European Area Communications Plan
EACT Emergency Action and Coordination Team
EAD 1echelons above division, 2extended active duty, 3entered on active duty, 4[JP 1-02] Evaluation and Analysis Division, 5[JP 1-02] earliest arrival date at port of debarkation, 6[AR 310-50] entry on active duty
EADI electronic altitude director indicator
EADS [AR 310-50] echelons above division study
EAE emergency action element
EAF 1equivalent availability factor, 2emergency action file, 3expeditionary airfield
EAFB 1Edwards Air Force Base, 2Eglin Air Force Base
EAG 1engine advisory group, 2[AR 310-50] ELINT (electronic intelligence) advisory group
EAID 1equipment authorizations inventory document, 2equipment authorization inventory data
EAIM end article item manager
EAIR enterprise analysis integration review
EAJA Equal Access To Justice Act
EAL 1entry access list, 2entry authority list
EALT earliest anticipated launch time
EAM 1event analysis matrix, 2electronic accounting machine, 3emergency action message
EAMAS [AR 310-50] emergency action message authentication system
EAME [AR 310-50] European-African-Middle Eastern Campaign Medal
EANCO [AR 310-50] emergency action noncommissioned officer
EANS emergency action notification system
EAO emergency action officer
EAOSY emergency action officer system
EAP 1experimental activity proposal, 2emergency action plan, 3emergency action procedures, 4East Asia and Pacific,5emergency action plan, 6evolutionary acquisition phase
EAP-CJCS [JP 1-02] Emergency Action Procedures of the Chairman of the Joint Chiefs of Staff
EAP-JCS emergency action procedures of the Joint Chiefs of Staff
EAPROM electronically alterable programmable read-only memory
EAR 1electronically agile radar, 2employee attitude research, 3enterprise analysis review, 4external access register, 5Export Administration Regulation
EARA Equipment Authorizations Review Activity
EARFLAP Emergency Action Reporting for Logistical Analysis and Plans
EARLY [JP 3-50.3 EC] evasion and recovery supplemental data report
EARN European Academic Research Network
EAROM electrically alterable read-only memory
EARS 1Emergency AUTODIN Release System, 2external audio receptor system, 3electronic access to reference services
EARTS enroute automated radar tracking system
EAS 1experiment assurance system, 2extensive air shower, 3expense assignment system, 4emergency action system (REDCOM/JDA), 5equivalent airspeed (corrected for compressibility)
EASE electrical automatic support equipment
EASI 1estimate of adversary sequence interruption, 2[AR 310-50] expanded additional skill identifier
EASL engineering analysis simulation language
EASTPAC Eastern Pacific
EAstt experimental Army satellite tactical terminals
EASY 1early acquisition system, 2engine analyzer system, 3Emergency Action System (JCS), 4Automated Economic Analysis System (DLA), 5Enterprise Assessment System
EATA enhanced AT bus attachment
EATHS Enhanced-Airborne Target Handover System
EATWG executive agency transfer working group
EAUTC Engineer Aviation Unit Training Center
EAUXCP east auxiliary airborne command post (SAC)
EAVO external air vehicle operator [UAV]
EAVS emergency action voice system
EAX electronic automatic exchange
Eb electronic beam
EB 1enlistment bonus, 2electron beam, 3electric boat
EBAM electron-beam-accessed memories
EBB electronic bulletin board
EBBS electronic bulletin board system
EBC 1EISA bus controller, 2enroute battle command
EBCDIC extended binary coded decimal interchange code [IBM]
EBCT electron beam computed tomography
EBI 1equivalent background input, 2extended background investigation
EBIS electron beam ion exchange
EBIT earning before interest /total assets and taxes
EBM 1entity-based model, 2electronic battle management
EBMD electron-beam mode discharge
EBMSC enduring battle management support center
EBPA electron beam parametric amplifier
EBR epoxy bridge rectifier
EBS 1electron-beam semiconductor, 2Emergency Broadcast System (FEMA)
EBT electronic benefits transfer
EBW exploding bridge wire
EC 1electronic combat, 2eddy current, 3electronic calculator, 4engineering change, 5Engineers Corps, 6error correcting,7embedded computer, 8electronic commerce, 9earth coverage, 10engine change, 11error control, 12equipment custodian,13essentiality code, 14European Community, 15[JP 1-02] error control
EC SWTR East Coast Facility Shallow Water Training Range
EC/EDI Electronic Commerce/Electronic Data Interchange
EC-130H Compass Call (USAF)
EC-18 Baria (Advanced Range Instrumentation Aircraft) (AFSC)
EC3SE enhanced C3 survivability and endurance
ECA 1early comparability analysis, 2earth central angle, 3engineering change authorization, 4event, condition, action, 5electronic controller assembly, 6electronic control amplifier, 7electronics and computer assembly
ECA-PMO Electronic Commerce Acquisition Program Management Office
ECAC 1Electronic Compatibility Analysis Center, 2Electromagnetic Compatibility Analysis Center
ECAD electronic CAD
ECAFE [AR 310-50] Economic Commission for Asia and the Far East
ECAL enjoy computing and learn
ECAM energy conservation and management
ECAMP Environmental Compliance Assessment and Management Program
ECAP 1Electronic Circuit Analysis Program, 2electronic combat action plan
ECAPB engineering unit capability
ECARS electronic coordinator graph and readout system
ECAT 1electronic card assembly and test [IBM], 2electronic commerce acquisition team, 3electronic commerce action team
ECATS Electronic Combat Airborne Training System
ECB 1echelons corps and below, 2event control block, 3electronic codebook
ECB-P [AR 310-50] Excellence-in-Competition Badge, Pistol
ECB-R [AR 310-50] Excellence-in-Competition Badge, Rifle
ECBRS Enhanced Concept Based Requirements System
ECC 1emergency control center, 2error checking and correction, 3error correction code (corrects error in memory or transmission), 4error checking and correcting, 5error correction circuitry, 6error check code, 7extended core configuration,8experimental force coordination cell, 9experiment concept committee, 10[JP 3-07.5] evacuation control center, 11[AR 310-50] equipment category code
ECCC [AR 310-50] European Command Coordination Committee
ECCCS European Command and Control Communications System
ECCD electronic cockpit control device
ECCM electronic counter-countermeasures
ECCM/ARTB electronic counter countermeasures/advanced radar tested
ECCP Eielson Consolidated Command Post
ECD 1electronic command division, 2enhanced compact disk, 3European communications division, 4enhanced color display,5engineering change document, 6estimated completion date
ECDC electrochemical diffused collector [transistor]
ECDES Electronic Combat Digital Evaluation System (USAF)
ECDF equipment characteristics data file (Army)
ECDU enhanced control and display unit
ECE engineering capacity exchange
ECFM eddy current flow meter
ECF 1element circuit function, 2entry control facility
ECG 1electrocardiogram, 2electrochemical grinding, 3emergency coordination group, 4exercise control group
ech [AR 310-50] echelon
ECHO European Commission Host Organization [Internet]
ECI 1external call interface, 2Earth central inertial, 3equipment configuration item, 4Extension Course Institute (AU), 5equipment characteristic information
ECIC 1electronic commerce in contracting, 2electronic commerce information center
ECIIB [AR 310-50] Enemy Civilian Internee Information Bureau
ECIIB (Br) [AR 310-50] Branch Enemy Civilian Internee Information Bureau
ECIP Energy Conservation Investment Program
ECISAP Electronic Combat International Security Assistance Program
ECL 1emitter-coupled logic, 2equipment component list, 3executive control language, 4emitter coupled logic (see also TTL,sense 3), 5English comprehension level
ECLiPSE Enhanced Contingency Logistic Planning and Support Environment
ECLT English comprehensive level test
ECM 1electronic countermeasures, 2electric coding machine, 3electronic control module, 4electrochemical machining, 5European Common Market
ECMA European Computer Manufacturers Association
ECMC 1emergency crisis management center, 2Enhanced Crisis Management Capability (PACOM/DNA)
ECMF electronic combat mission folder
ECMIU ECM interface unit
ECMMEER electronic countermeasures mission effectiveness evaluation report
ECMO electronic countermeasures officer
ECMP electronic countermeasures program
ECMP&R EC Master Plan and Road Map (USAF)
ECMRITS electronic countermeasures resistant information transmission system
ECMSA Electronics Command Meteorological Support Agency
ECMT electronic combat maintenance training
ECN 1engineering change notice, 2[JP 1-02] minimum essential emergency communications network
ECNE Enterprise certified NetWare engineer [Novell]
ECO 1electron-coupled oscillator, 2electronic checkout, 3emergency control officer, 4ELINT collection outstation (USMC),5engineering change order, 6equipment control officer, 7complex relation object
ECOM Army Electronics Command
ECOSOC [JP 3-08] Economic and Social Council (United Nations)
ECP 1equipment change proposal [usually from the contractor], 2environmental control panel, 3engineering change proposal,4emergency change package, 5emergency command precedence, 6external communications processor, 7extended capabilities port [Microsoft], 8enhanced capabilities port [Microsoft], 9equipment collecting point
ECP/CCP engineering change proposal/contract change proposal
ECP/TCP engineering change proposal/technical change proposal
ECPD Engineers Council for Professional Development (obsolete, now ABET)
ECPL Endorsed Cryptographic Product List
ECPN electronic commerce processing nodes
ECR 1Engineering Change Request (USAF Form 1146), 2electronic classroom, 3electronic control relay, 4estimate change request, 5electronic combat and reconnaissance, 6electronic countermeasures and reconnaissance, 7embedded computer resources, 8Emergency Conference Room (JCS), 9electronic combat range, 10[AR 310-50] electronic cash register
ECRC Electronic Commerce Resource Center
ECRS 1embedded computer resource standards, 2[AR 310-50] economic and emergency reserve stock
ECS 1electronic control switch, 2embedded computer system, 3environmental control shroud, 4environmental control system,5electronic combat squadron, 6electronic control system, 7exterior communication system [USN], 8elevation coverage system,9embedded computer support, 10[AR 310-50] equipment concentration sites
ECS/CMS embedded computer system/configuration
ECS2 executive control subordinate system (Army)
ECSI electronic combat system integration
ECSRL Electronic Combat Simulation Research Laboratory (USAF)
ECT eddy current testing
ECTED electronic combat threat environment description
ECTL electronic communal temporal lobe
ECTS electronic combat training seminar
ECU 1environmental control unit, 2electronic conversion unit, 3electronic control unit, 4engine change unit, 5EISA configuration utility, 6exercise control unit, 7equipment control unit
ECWS extreme cold weather shelter
ED 1engineering development, 2engineering design, 3exploratory development, 4erase display, 5effective date [unit enters Federal active duty], 6engineering demonstration, 7EUCOM directive, 8event dispatcher, 9exploratory development, 10explosive device, 11engineering data, 12[JP 1-02] evaluation directive,13 [JP 1-02] envelope delay
EDA 1electronic differential analyzer, 2electronic differential analyzer, 3electronic design automation, 4embedded document architecture [Go Corporation], 5evolutionary defense acquisition, 6excess defense article
EDAC 1error detection and correction, 2Economic Defense Advisory Committee, 3[AR 310-50] equipment distribution and condition report
EDAIS Electronic Document Automated Information System
EDARF engineering data activity record file
EDAS Enlisted Distribution and Assignment System
EDASRE engineering drawing automated storage and retrieval equipment
EDATE effective date
EDAU extended data acquisition unit
EDB 1educational data bank, 2energy database (DoE), 3experience database, 4[TTPIO-ABCS] echelons division and below
EDBI equivalent delivered source instruction
EDC 1external data criteria, 2electronic desk calculator, 3electronic digital computer, 4emergency decontamination center, 5error detection and correction, 6enhanced data correction, 7educational development center, 8estimated date of completion of loading,9electronic draft capture, 10[AR 310-50] estimated date of completion
EDCARS Engineering Data Computer Automated Retrieval System (AFLC)
EDCEN [AR 310-50] education center
EDCL electric-discharge convection laser
EDCOM editor and compiler
EDCPF [AR 310-50] environmental data collection and processing facility
EDCS evolutionary design of complex system
EDCSA [AR 310-50] effective date of change of strength accountability
EDCW external device control word
EDD 1electronic data display, 2estimated delivery date, 3estimated departure date, 4[USN] experimental destroyer, 5earliest departure date, 6estimated deployment data, 7[JP 1-02] earliest delivery date
EDDA electronic digital data acquisition
EDDC extended distance data cable
EDDS Engineering Data Support System
EDE 1emergency decelerating [relay], 2emitter dip effect, 3[USN] experimental escort ship, 4electronic defense evaluator
EDEW enhanced distant early warning
EDF 1engineering and development facility, 2Elmendorf AFB, 3estimated demand factor
EDFP engineering data for provisioning
EDFR effective date of Federal regulation
EDG 1emergency diesel generator, 2exploratory developmental goals
EDGAR electronic data gathering, analysis and retrieval
EDGC engineering data guidance conference
EDGE electronic data gathering equipment
EDI 1electronic data interchange, 2electronic document interchange [DEC], 3European Defense Initiative
EDICT engineering document information collection technique
EDIF 1electronic data interchange format, 2electronic design interchange format
EDIFACT electronic data interchange for administration commerce and transport
EDIP European Defense Improvement Program
EDIS engineering data information system
EDITAR electronic digital tracking and ranging
EDL 1edit decision list, 2electric discharge laser, 3engineering data list
EDLC Ethernet data link control
EDLIB engineering data library
EDLIN editor (line text)
EDM 1engineering development model, 2electric discharge machining, 3electronic document management, 4engineering data management, 5engineering design model, 6enterprise data model, 7[AR 310-50] equipment deadlined for maintenance
EDMICS Engineering Data Management Information and Control System
EDMO engineering data management officer
EDMP engineering data management plan
EDMS Engineering Data Management System
EDN 1Emergency Data Network (AFCC), 2experimental data network
EDO 1effective diameter of objective, 2engineering duties only, 3executive director of operations, 4enhanced data output,5engineering duty officer, 6extended data out
EDOC effective date of change
EDOMP [AR 310-50] educational development of military personnel
EDOS 1Enhanced DOS for Windows®, 2extended disk operating system
EDP 1electronic data processing, 2emergency defense plan, 3European Digitization Program, 4electronic data processor, 5event display process, 6engineering data package, 7[AR 310-50] Emergency Defense Plan (United States Canada)
EDP/E electronic data processing/equipment
EDPC electronic data processing center
EDPE electronic data processing equipment
EDPM electronic data processing machine
EDPODS Engineering Drawing Print on Demand System
EDPS 1electronic data processing system, 2[AR 310-50] equipment distribution planning studies
EDPT electronic data processing test
EDR 1electrodermal reaction, 2equivalent direct radiation, 3evolutionary decision review
EDRAM enhanced dynamic random access memory
EDRE emergency deployment readiness exercise
EDRIS Engineering Data Requisition and Index System
EDRS [DoD] Engineering Data Reproduction System
EDS 1Electronic Data Systems [Inc.], 2emergency detection system, 3electronic dip switch, 4environmental data service,5electronic data system, 6European Distribution System, 7executive display subsystem, 8electronic display system, 9[AR 310-50] estimated date of separation
EDS-FS European distribution system forward stockage
EDS-LOG-C3 EDS logistics command, control, and communications
EDSA European Distribution System Aircraft (MAC)
EDSAC 1electronic delay storage automatic computer, 2electronic discrete sequential automatic computer
EDSC engineering data service center
EDSI enhanced small device interface
EDSL extended digital subscriber line
EDSS [JP 4-01.7] equipment deployment and storage system
EDT 1electric discharge tube, 2energy dissipation test, 3engineer design tests, 4Eastern Daylight Time, 5engineering development test, 6externally directed team
EDTCC Electronic Data Transmission Control Center (SAC)
EDTM enlisted distribution target model
EDTS expanded data transfer system
EDU 1electronic display unit, 2engine diagnostic unit, 3engineering development unit
educ [AR 310-50] education
EDVAC electronic discrete variable automatic computer (First stored-program digital computer)
EDX Event-Driven Executive Operating System (IBM)
EE 1electrical engineer, 2extended edition [IBM], 3[JP 1-02] emergency establishment, 4[AR 310-50] elements of expense, 5[AR 310-50] engagement effectiveness
EEA 1essential elements of analysis, 2[AR 310-50] estimated expenditure of ammunition
EEBD [JP 1-02] emergency escape breathing device
EEC 1electronic engine control, 2end of equilibrium cycle, 3electronic engine control, 4extended error correction, 5emergency essential civilians, 6European Economic Community, 7equipment essentiality code
EECL emitter-emitter coupled logic
EECS electronic entry control system
EECT [FM 101-5-1] end evening civil twilight
EED 1electroexplosive device, 2essential elements of data
EEE essential elements of evaluation
EEEC [AR 310-50] electromagnetic energy environment criteria
EEFI essential elements of friendly information
EEG 1electronics engineering group, 2electroencephalogram
EEI 1essential elements of information, 2external environment interface
EEIC element of expense investment codes
EEL Epsilon Extension Language
EELS 1early entry lethality and survivability, 2electronic emitter location system
EELV 1evolved expendable launch vehicle, 2evolving expendable launch vehicle
EEM 1electronic engineer’s master, 2electronic equipment monitoring, 3extended memory management
EEMIR [AR 310-50] Enhanced Enlisted Master Tape Record
EEMS enhanced expanded memory specification
EENT 1[FM 101-5-1] end evening nautical twilight, 2[AR 310-50] eye, ear, nose, and throat
EEO equal employment opportunity
EEOA Equal Employment Opportunity Agency
EEOB enemy electronic order of battle
EEOC Equal Employment Opportunity Commission
EEOCCRA Equal Employment Opportunity Compliance and Complaints Review Agency
EEP 1elliptical error of probability, 2electroencephalophony
EEPROM electronically erasable programmable read-only memory
EER 1explosive echo ranging, 2[AR 310-50] enlisted evaluation report (obsolete)
EES 1escrowed encryption standard, 2electro-magnetic environment simulator, 3Enlisted Evaluation System, 4escrow encryption standard, 5escorted encryption standard
EESMB [ANSI] Electrical and Electronics Standards Management Board
EET 1estimated elapsed time, 2[AR 310-50] Education Equivalency Test
EEZ 1electronic exclusion zone, 2[JP 3-07.3] exclusive economic zone
EF 1elevation finder, 2emitter follower, 3error factor, 4early finish, 5electronic format, 6electronic version, 7[FM 101-5-1] end of radioactive fallout
EF-111 Raven
EFA 1extended file attribute, 2early fielding analysis, 3European Fighter Aircraft Program
EFAC enhanced forward air controller
EFAMS Enhanced Fuel and Armament Management System, for the RAH-66 Comanche.
EFAS enhance fault alarm system
EFC [AR 310-50] equivalent full charge
EFCS electronic flight control system
EFD 1engineering flow diagram, 2engineering field divisions (USN)
EFDB emergency facilities depreciation board
eff [AR 310-50] effective
EFF Electronic Frontier Foundation .
EFI 1electromechanical frequency interference, 2electronics for imaging, 3electronic fuel injection
EFIS electronic flight instrumentation system
EFL 1effective focal length, 2equivalent focal length, 3emitter follower logic
EFMP Exceptional Family Member Program
EFO EIFEL follow-on
EFOG-M Enhanced Fiber Optic Guided Missile
EFOGM enhanced fiber optic guided missile
EFP 1explosively formed penatrator, 2electronic field production
EFPH equivalent full-power hours
EFRR executive flight readiness review
EFS 1electronic frequency selection, 2enhanced flight screener
EFT 1engineering feasibility testing, 2earliest finish time, 3electronic funds transfer, 4enhanced file transfer
EFTO encrypt for transmission only
EFTS 1electronic funds transfer system, 2elementary flying training school
EFVS electronic fighting vehicle system
EG 1execution guidance, 2[FM 101-5-1] Egypt
EGA 1extended graphics adapter [IBM], 2enhanced graphics array, 3enhanced graphics adapter
EGDS engineering data systems
EGI Embedded Global Positioning/Inertial Navigation System
EGM electronic governor module
EGP 1extensive gateway protocol, 2exterior gateway protocol
EGR 1exhaust gas recalculation [internal combustion engines], 2electronic governor regulator
EGREP extended global regular expression print [UNIX]
EGS [CJCSI 3222.01] Earth ground station
EGT exhaust gas temperature
EGW edge gateway
EGWS Enhanced General War System (JCS)
EHC 1electro hydraulic control, 2explosive hazard classification
EHD electrohydrodynamic
EHDC EMP hardened dispersal communications
EHF 1extremely high frequency (30-300 Ghz), 2elevated HF antenna
EHLLAPI emulator high level language application programming interface [IBM]
Ehp equivalent horse power
EHP electric horsepower
EHS Environmental Health Service
EHSI electronic horizontal situation indicator
EHV extra high voltage
EI 1external interfaces, 2end injection, 3electrical insulation, 4engineering instruction, 5electronic installation, 6external interconnect,7end item, 8engineering installation, 9engineering investigation, 10enterprise integration, 11[FM 101-5-1] Ireland, 12[CJCSI 5716.01] exercise item
EI/WS end item/weapon system
EIA 1Electronics Industries Association [developed the RS-232 spec], 2environmental impact appraisal, 3environmental impact assessment, 4Energy Information Administration
EIAC end item acronym code
EIAP environmental impact analysis process
EIB [AR 310-50] Expert Infantryman Badge
EIC 1engineer in charge, 2equipment identification code, 3engineering and integration contractor, 4engineering installation center,5element identification codes, 6[AR 310-50] employer identification code
EICAS engine indication and crew alerting system
EICC Emergency Information and Coordination Center (FEMA)
EID Engineering Installation Division (AFCC)
EIDE 1enhanced integrated drive electronics, 2enhanced intelligent drive electronics
EIDF electronic intercept and direction finding
EIDS Electronic Information Delivery System
EIDSO [AR 310-50] engineer information and data systems office
EIG engineering and installation group
EII early industry involvement
EIL electron injection laser
EIM excitability inducing material
EIMSURS Equipment Inventory, Multiple Status, Utilization Reporting System
EIN 1education information network, 2employer identification number
EIO evaluation and integration office
EIP 1environmental interface processor, 2engineering and installation plan, 3equipment improvement project, 4evolutionary implementation plan, 5excess inventory program, 6[AR 310-50] economic inventory procedures
EIPT executive integrated product team
EIR equipment improvement recommendation [Army]
EIRP effective isotropically radiated power
EIRT executive independent review team
EIS 1environmental impact statement, 2electromagnetic intelligence system, 3environmental information systems, 4extended instruction set, 5executive information system, 6electronic instrument system, 7electronics installation squadron (AFCC),8engineering installation squadron (AFCC), 9evaluation information system, 10executive information system
EISA extended industry standard architecture
EISC EUCOM intelligence summary cable
EISD European Information Systems Division (USAFE)
EISE extendible integration support environment
EISP 1engineering and installation support plan, 2end item sale price
EISS European intelligence system support (EUCOM)
EIT engineer in training
EITF emerging issue task force
EIU electronic interface unit
EIW engineering installation wing
EJRS emergency joint reporting structure
EJS Enhanced JTIDS System (USAF)
EKD electronic key distribution
EKG 1effective kilogram, 2electrocardiogram
EKMS electronic key management system
ekW equivalent kilowatt
EL 1education level, 2electroluminescent (display), 3emitter locator, 4erase line, 5executive level
ELAN 1emulated local area network, 2error logging analysis (Honeywell)
ELBA [JP 1-02] emergency location beacon
ELC embedded linking and control
ELCAS [JP 1-02] elevated causeway system
ELCAS(M) [JP 4-01.6] elevated causeway system (modular)
ELCAS(NL) [JP 4-01.6] elevated causeway system (Navy lighterage)
ELDATRAWP [AR 310-50] electronic data transmission working party
ELECOM electronic computer
ELECTRO-OPTINT electro-optical intelligence.
ELED edge-emitting LED
ELF 1extensible language facility, 2extremely low frequency (30-300 Hz), 3executable and linking format
ELG 1executive level group, 2executive level guidance, 3[AR 310-50] European Liaison Group
ELI [AR 310-50] emitter location and identification
ELIM-COMPLIP Enlisted Loss Inventory Model - Computation of Manpower Programs by Linear Programming
ELIN exhibit line item number
ELINT 1electronic intelligence, 2electromagnetic information, 3electromagnetic intelligence
ELIP electrostatic latent image photography
ELPP [JP 1-02] equal level patch panel
ELITE extended long-range integrated technology evaluation
ELL English language lab
elm element
ELO enabling learning objective(s)
ELOC executable line of code
ELP English language program
ELPC electroluminescent-photoconductive
ELPH elliptical head
ELR 1engineering laboratory report, 2[JP 1-02] extra-long-range aircraft
ELRAC Electronic Reconnaissance Accessory System
ELS 1error-likely situation, 2emitter location system, 3entry level system
ELSA electronic lobe-switching antenna
ELSB edge-lighted status board
ELSEC electronic security
ELSET element set
ELSIE electronic signaling and indicating equipment
ELT 1electronic light table, 2emergency locator transmitter, 3emergency locator transmitter, 4English language training
ELTS emergency locator transmitters
ELV 1electrically operated valve, 2enclosed-frame low voltage, 3expendable launch vehicle (NASA)
ELVA [JP 1-02] emergency low visibility approach
EM 1electromagnetic, 2emission pump, 3electro-mechanical, 4engineering manual, 5engineering memorandum, 6environmental management, 7evaluation model, 8Equipment Maintenance and Performance Reporting System, 9energy management,10electronic mail, 11emphasized, 12end of medium, 13expanded memory, 14enterprise model, 15electromechanical, 16electronic module, 17[JP 6-02] executive manager, 18[AR 310-50] education manual, 19[AR 310-50] enlisted man or men, 20[AR 310-50] enlisted member
EM COMP electromagnetic compatibility
EMA 1Electronic Mail Association, 2enterprise management architecture, 3extended memory autocoder
EMACS editing macros [UNIX]
EMAS 1equipment marking accounting system, 2Exercise Message Analysis System (JCS), 3[AR 310-50] USEUCOM Emergency Message Authentication System
EMATS 1emergency mission automatic transmission service, 2emergency message automatic transmission system
EMAV electromagnetic relief valve
emb [AR 310-50] embark
EMB extended memory block [LIM/AST]
EMBARC electronic mail broadcast to a roaming computer [Motorola]
EMC 1electromagnetic compatibility, 2engineered military circuits, 3extended math coprocessor, 4electromagnetic coupling,5engineering mockup critical experiment, 6e-mail connection, 7enhanced memory chip, 8emergency message change,9Executive Management Course (Defense Systems Management College)
EMCON emission control, 2[AR 310-50] emission control orders
EMCP 1electromagnetic compatibility program
EMCS 1electromagnetic compatibility standardization, 2energy monitoring and control system, 3energy management and control system
EMCTP electromagnetic compatibility test plan
EMD 1electric-motor driven, 2engineering and manufacturing development (phase of the life cycle), 3engineering/manufacturing design, 4engineering and management development
EMDAS Expanded MINUTEMAN Data Analysis System
EMDB equipment maintenance database
EMDI energy management display indicator
EMDS European Meteorological Data System
EME 1electromagnetic energy, 2electromagnetic environment, 3electromagnetic effect, 4equipment management element
EMEC [Army] Electronic Maintenance Engineering Center
EMEGS electromagnetic environment generation system
emerg [AR 310-50] emergency
EMERGCON emergency condition(s)
EMETF Electromagnetic Environmental Test Facility [Fort Huachuca]
EMF 1Enlisted Master File, 2electromotive force, 3electromotive force
EMFCS Enhanced Mortar Fire Control System
EMFTP Electro-Magnetic Focused Technology Program
EMG electromyography
EMH external message handler
EMI 1electromagnetic interference, 2external memory interface
EMICE electromagnetic interference control engineer
EMIDS experiment for the management of information data system
EMIH electro-magnetic interference hardening
EMINT 1electromagnetic intelligence, 2educational management information system, 3exercise message intercept system
EML 1equipment modification list, 2environmental morale leave, 3[AR 310-50] equipment maintenance log
EMM 1electromagnetic measurement, 2extended memory module, 3expanded memory manager, 4[AR 310-50] electronic mail message
EMMA electron microscopy and microanalysis
EMMU extended memory management unit
EMO 1equipment management office, 2environmental management office
EMOS [AR 310-50] entry military occupational specialty
EMP 1electromagnetic pulse, 2electromechanical power
empl 1[AR 310-50] emplacement, 2[AR 310-50] employ
EMPRESS Electromagnetic Pulse Radiation Environment Simulator For Ships
EMPS Electronics Maintenance Publication System (Army)
EMPSKD employment schedule (USN)
EMR 1electromagnetic radiation, 2electro-mechanical relay, 3electromechanical research, 4electro-magnetic radiation, 5enhanced metafile record, 6electromagnetic response, 7environmental management report, 8exposure to electromagnetic radiation, 9[AR 310-50] equipment maintenance record
EMR hazards [JP 1-02] electromagnetic radiation hazards
EMREL emission release
EMRH electromagnetic radiation hazard
EMRO electromagnetic radiation operational
EMRS emergency management requirements study
EMS 1electromagnetic susceptibility, 2electronic mail system, 3emergency management system, 4Engine Monitoring System (USN), 5equipment maintenance squadron, 6equipment management system, 7expanded memory system, 8electronic message service, 9expanded memory specification [LIM], 10electronic maintenance system, 11extended memory subsystem, 12[TTPIO-ABCS] electromagnetic spectrum, 13[JP 1-02] emergency medical services
EMS/V electromagnetic susceptibility/vulnerability
EMSEC 1electromagnetic security, 2emanations security, 3emission security
EMSG energy management steering group
EMSO [AR 310-50] European Mobility Service Office
EMSP 1Electromagnetic Pulse Survivability Military Standardization Program (AFSC), 2enhanced modular signal processor
EMSS emergency mission support system
EMT 1equipment management tool, 2electrical metallic tubing, 3emergency management team, 4[JP 1-02] emergency medical technician, 5[JP 1-02] emergency medical treatment
EMTE electro-magnetic test environment
EMU 1electromagnetic unit, 2extravehicular mobility unit (NASA), 3electronic message unit, 4elevation measuring unit
Emux electronic multiplexing
EMUX electrical multiplexer unit
EMV electromagnetic vulnerability
EMW electromagnetic warfare
EMWAC European Microsoft Windows NT Academic Center
EMWDS expanded missile warning display system
EN 1enforcement notification, 2engineer, 3evaluation notices
EN ATD explosive neutralization technology demonstration
ENAC expanded national agency check
ENCATT Engineer Combined Arms Tactical Trainer
encl 1[AR 310-50] enclosure, 2[AR 310-50] enclose, 3[AR 310-50] enclosed, 4[AR 310-50] enclosing
ENCORE environmental control unit
ENCOORD [FM 101-5-1] engineer coordinator
end 1[AR 310-50] endorse, 2[AR 310-50] endorsed, 3[AR 310-50] endorsing, 4[AR 310-50] endorsement
ENDEC encoder/decoder
ENDEX end of exercise
ENDP exception to National Disclosure Policy
ENDPLAN endurability plan
ENDS ends segment
ENE [AR 310-50] east-northeast
ENERGY STAR Federal energy star compliance regulation for PCs
engr engineer
ENGRE [AR 310-50] engineer element
ENIAC Electronic Numerical Integrator Analyzer and Computer (first fully electronic digital computer)
ENJJPT EURO NATO joint jet pilot training
ENL [CJCSI 3410.01] enlisted
ENMAN engine management
ENMCC 1Expanded National Military Command Center, 2Extended National Military Command Center
ENMES engines not mission capable supply
ENQ 1enquire, 2enquiry character
enr [AR 310-50] enroute
ENR 1equivalent noise resistance, 2engineering new record
ens [AR 310-50] ensign
ENS 1ensign, 2extended novel services
ENSCE enemy situation correlation element (TAC)
ENSI equivalent-noise-sideband input
ENSIP Engine Structural Integrity Program (AFSC)
ENSS exterior nodal switching subsystem [Internet]
ENSURE [AR 310-50] expedited nonstandard urgent requirements for equipment
ENT equivalent noise temperature
ENTC engine negative torque control
ENTNAC entrance national agency check
ENVR environmental requirements and related test methods
ENVIR environmental restoration
ENWGS Enhanced Navy War Gaming System (USN)
ENY [FM 101-5-1] enemy (graphics)
Eo electro-optic
EO 1electro-optical, 2equal opportunity, 3engineering order, 4Executive order, 5[JP 1-02] end office, 6[JP 1-02] eyes only
EO/EEO Executive Officer/Equal Employment Opportunity
EO/IR electro-optical/infrared
EO-IR electro-optical infrared
EO-LOROPS Electro-Optical Long Range Oblique Photo System
EOA 1early operational assessment (obsolete, replaced by LUT), 2end of address, 3equal opportunity advisor, 4extension of application
EOA, OA early operational assessment/operational assessment
EOARD European Office of Aerospace Research and Development (AFSC)
EOB 1electronic order of battle, 2end of block, 3enemy order of battle, 4executive office building
EOC 1emergency operating center, 2end of cycle, 3end of conversion, 4equivalent operational capability, 5early operational capability, 6edge of coverage, 7extended operating cycles, 8emergency operations center, 9[AR 310-50] electronics operations center
EOCCM electro-optical counter-countermeasures
EOCM electro-optical countermeasures
EOD 1explosive ordinance disposal, 2end of data, 3electro-optic device, 4end-of-day, 5[AR 310-50] entry on duty
EODBAD [AR 310-50] Explosive Ordinance Disposal Badge
EODC [AR 310-50] explosive ordinance disposal control
EODD electronic digital deflector
EOEC end of equilibrium cycle
EOF 1emergency operating facility, 2end of file, 3emergency operating facility, 4enterprise objects framework [NeXt Computer]
EOGB electro-optically guided bomb
EOH 1engine overhaul, 2equipment on hand
EOH/PDM JR engine overhaul/program depot maintenance job routed
EOH/PDM NJR engine overhaul/program depot maintenance non job routed
EOI 1expression of interest, 2end of interrupt, 3end or identify
EOIS electro-optical imaging system
EOJ end of job
EOL 1end of line, 2end of life, 3expression oriented language, 4end of list, 5[JP 1-02] end of link
EOLM electro-optical light modulator
EOLR electrical objective loudness rating
EOLT end of logical tape
EOM 1end of message, 2end of month, 3end of mission
EOOW [USN] engineering officer of the watch
EOP 1end of program, 2end of output, 3emergency operating procedure, 4end of period, 5evaluator operational plan
EOPC electro-optical phase change
EOPD equipment oriented publication database
EOQ economic order quantity
EOR 1element of resource, 2end of record, 3end of reel, 4estimates of recuperability, 5explosive ordnance reconnaissance,6exclusive OR (also XOR), 7end of runway, 8equal opportunity representatives, 9[AR 310-50] equipment operationally read
EORA [AR 310-50] explosive ordinance reconnaissance agent
EORS ELINT ocean reconnaissance satellite
EOS 1Earth observatory satellites, 2electrooptical systems, 3end of string, 4eligible for overseas, 5equal opportunity specialist
EOSD [AR 310-50] equipment on station date
EOSS engineering operational sequencing system
EOT 1end of tape (marker), 2end of transmission, 3engine order telegraph, 4end of table, 5end of text [ASCII], 6end of transaction,7end-of-task
EOTAS Electro-Optical Target Acquisition System
EOU end of user
EOV 1end of volume, 2[AR 310-50] economic order van
EOW [JP 1-02] engineering orderwire
EOY end of year
EP 1external pilot, 2electronic protection [obsolete, now known as ECCM], 3electric power, 4electrically polarized [relay],5emergency preparedness, 6engineer personnel, 7epitaxial planer, 8estimated position, 9execution planning,10electrophotographic engine, 11extended play, 12[AR 310-50] equipment publication, 13[AR 310-50] enlisted personnel
EPA 1[United States] Environmental Protection Agency, 2extended planning annex, 3evasive plan of action, 4economic price adjustment
EPAC East Pacific
EPAF European Participating Air Force
EPAM elementary perceiver and memorizer
EPARCS enhanced perimeter acquisition radar attack characterization system
EPAS 1Exercise Production and Analysis System (JCS), 2expanded preaward survey
EPAT earliest probable arrival time
EPAW enhanced post attack WWMCCS®
EPB electronic preparation of the battlefield
EPBX [JP 1-02] electronic private branch exchange
EPC 1electronic program control, 2engineering change proposals, 3environmental pollution control
EPD 1electric power distribution, 2European programming document (USAFE), 3engineering project description, 4[AR 310-50] Enlisted Personnel Directorate, MILPERCEN
EPDG execution plan data generation
EPDS Electronic Processing and Dissemination System
EPF 1environmental planning function, 2[JP 4-01.7] enhanced PLS flatrack
EPG 1Electronics Proving Ground (Army), 2exercise planning guidance (JCS), 3emergency procedure guidelines, 4European Participating Governments, 5[AR 310-50] Eniwetoc Proving Ground
EPH [JP 3-07.5] Emergency Planning Handbook
EPI [AR 310-50] expanded position indicator
EPIC 1earth-pointing instrument carrier, 2[JP 3-07.4] El Paso Intelligence Center
EPIP evolutionary phase implementation plan
EPIRB emergency position indicating radio beacon
EPITS essential program information technologies and systems
EPL 1environmental protection limit [environmental technical specification], 2effective privilege level, 3Electronic Intelligence Parameter Limits List, 4evaluated products list
EPLD electrically programmable logic device
EPLRS Enhanced Position Location Reporting System (USMC)
EPM 1engineering procedure memos, 2environmental project manager, 3external polarization modulation, 4Enhanced Editor for Presentation Manager [IBM], 5Enterprise Process Management [IBM], 6electronic protective measures
EPMAU expected present multi-attribute utility
EPMC executive program manager course
EPMIS Emergency Preparedness Management Information System (DCA)
EPMS Enlisted Personnel Management System
EPNdB effective perceived noise levels [in decibels]
EPO electronic purchase order
EPOS electronic point of sales
EPOW enemy prisoners of war
EPP 1enhanced parallel port, 2extended planning period, 3essential product program
EPPII electrical power plant
EPPS electronic page printing system
EPR 1electrical pressure regulator, 2electron paramagnetic resonance, 3engine pressure ratio, 4essential performance requirements, 5ethylene propylene rubber, 6enlisted performance report (USAF), 7emergency personnel record, 8executive progress review, 9[AR 310-50] equipment performance report
EPROM 1[DoD] erasable, programmable, read only memory, 2[IEEE] electrically programmable read-only memory
EPS 1equilibrium problem solver, 2engineered performance standards, 3exercise production system, 4electronic power shift,5Encapsulated PostScript [Adobe], 6electronic proposal submission, 7exchangeable production system
EPSF 1expenditure per sortie factor, 2encapsulated PostScript files
EPSL emergency power switching logic
EPSQ electronic personnel security questionnaire
EPSS Electronic Performance Support System
EPT 1electrostatic printing tube, 2exciter power logic
EPTE existed prior to entry
EPU 1electrical power unit, 2emergency power unit
EPUU Enhanced Position Location Reporting System user unit
EPW enemy prisoner of war
EPW/CI [JP 3-11] enemy prisoner of war/civilian internee
EPWIB [AR 310-50] Enemy Prisoner of War Information Bureau
EPWIB (Br) [AR 310-50] Branch Enemy Prisoner of War Information Bureau
EPY expanded planning yard
EQ 1educational quotient (see IQ, sense 2), 2equalization/equalizer, 3example query, 4environmental quality
EQD equipment designator
EQDD [AR 310-50] equipment density data
equip [FM 101-5-1] equipment
equiv [AR 310-50] equivalent
ER 1echo ranging, 2effectiveness report, 3electrical resistance, 4enhanced radiation [weapons], 5environmental report, 6extended range, 7equipment repair, 8emergency receiver, 9entity relationship, 10established reliability, 11equipment readiness, 12[AR 310-50] electronic reconnaissance, [AR 310-50] emergency room
ER-MLRS Extended Range Multiple Launch Rocket System
ER/RC extended result/response code
ERA 1electron-ring accelerator, 2electronic reading automation, 3extended registry attributes, 4explosive reactive armor,5[AR 310-50] extra regimental assignment
ERADCOM Electronics Research and Development Command (Army)
ERAM extended range antiarmor munitions
ERAS electronic routing and approval system [Hughes Aircraft]
ERB 1engineering review board, 2equipment review board, 3experiment review board, [AR 310-50] enlisted record brief
ERBM extended range ballistic missile
ERC 1[NASA] Electronics Research Center, 2emergency relocation center, 3Engineering Research Council, 4equatorial ring current, 5Engineering Readiness Center, 6equipment readiness codes, 7Executive Refresher Course (Defense Systems Management College), 8executive review committee
ERCC expendability, recoverability, reportability category
ERCR electronic retina computing reader
ERCS 1Emergency Rocket Command System, 2emergency rocket communications system, 3ECM Resistant Communications System (NATO)
ERD 1entity relationship diagram, 2evolutionary requirement definition, 2[AR 310-50] equipment readiness date
ERDA [United States] Energy Research and Development Administration (obsolete, see DoE)
ERDAM ERDA Manual
ERDB Enhanced Defense Resource Board
ERDEC Edgewood Research Development and Engineering Center (Army)
ERDL Engineering Research and Development Laboratory [Fort Belvoir, VA]
ERF European Redistribution Facility
ERFPI extended range floating point interpretive system
ERG 1electroretinography, 2executive review group
ERGM extended range guided munitions [program]
ERGS en-route guidance system
ERIC 1Educational Research Information Center [Internet], 2energy rate input controller
ERILSA enhanced resident integrated logistic support activity
ERINT extended range interceptor technology
ERIS emergency resources identification equipment
ERISA Employee Retirement Income Security Act
ERK electronic record keeping
ERL 1echo return loss, 2Environmental Research Laboratory, 3extended relational language, 4excess review listing, 5[AR 310-50] European requirements list
ERLL enhanced run length limited
ERM entity relationship model
ERMC Europe regional monitoring center (DDN)
ERN engineering release notice
ERNIE electronic random numbering and indicating equipment
ERO 1emergency repair overseer, 2Energy Research Office, 3engineering release order [for project release], 4engine running onload, 5engine running offload, 6[AR 310-50] European Research Office
EROM erasable read only memory
EROP [AR 310-50] executive review of overseas programs
EROPS extended range operations
EROS Earth Resources Observation Satellite System [United States Geological Survey]
ERP 1effective radiated(ing) power, 2elevated release point, 3emergency requirements plan, 4ECM Resistant Communications System (NATO), 5emitter radiated power, 6evoked response potential, 7extended range proximity, 8engineering requirement plan, 9[FM 101-5-1] engineer regulating point
ERPLD extended range phase-locked demodulator
ERPS Equipment Release Priority System
ERPSL [AR 310-50] essential repair parts stockage list
ERR 1error, [AR 310-50] 2engineering release record
ERRC 1expendability, recoverability, repairability code, 2expandability recoverability, and reparability category, 3expendability, reparability, recoverability category
ERS 1Economic Research Service, 2engineers register study, 3environmental research satellite, 4external regulation system,5emergency relocation site, 6experimental radar system (USAF), 7electronic receipt settlement
ERSD [CJCSI 3150.14] estimated return to service date
ERSR equipment reliability status report
ERT 1equipment repair time, 2emergency response team (FEMA), 3execution reference time, 4[AR 310-50] Educational Requirements Test
ERTS 1Earth Resources Technology Satellite, 2ELINT receiver test system
ERU 1emergency recovery unit [Microsoft], 2emergency reaction unit
ERV emergency rendezvous
ERW electronic resistance welding
ERX electronic remote switching
ERZ [AR 310-50] extended reconnaissance Zone
ES 1electronic warfare support [formerly called ESM], 2electromagnetic switching, 3echo sounding, 4electronic switch,5experimental station, 6electronic support, 7exercise scenario, 8expert system, 9extra segment, 10earth station, 11exercise specialist, 12expert system, 13[FM 101-5-1] El Salvador, 14[AR 310-50] eligible for separation, 15[AR 310-50] electronic surveillance
ES&S engineering services and safety
ES/TCM equipment specialist/technical content manager
ES-I information services and infrastructure
ES-IS end system – intermediate system
ESA 1electronic signature authentication, 2electronic surge arresters, 3electronic-static amplifier, 4electronically scanning antenna,5electronically steerable antenna system, 6electronically-scanning array, 7engineering support activity (Army), 8enhanced situation awareness system, 9European Space Agency (NATO), 10European switching center, 11enterprise systems architecture [IBM],12Endangered Species Act, 13[AR 310-50] expiration of service agreement
ESAD electronic safe and arm device
ESAIRA electronically scanned airborne intercept radar
ESAMS enhanced surface to air missile simulation
ESAR 1electromagnetic spectrum allocation request, 2electronically scanned array radar, 3electronically steerable radar,4extended subsequent application review
ESAS engineered safeguards actuation system
ESATS electrical subassembly test set
ESAU Expert System AOB Update (RADC)
ESB emerging small businesses
ESC 1electrostatic compatibility, 2escape character, 3Electronic Security Command (USAF) [now defunct],4electronic switching center, 5EISA system component, 6electronic stills camera, 7[USAF] Electronics Systems Center, 8[AR 310-50] equipment serviceability criteria
ESC/P Epson standard code for printers
ESCAM Enhanced SORTS Capability Assessment Module
ESCAN electronically scanned
ESCAPE expansion symbolic compiling assembly program for engineering
ESCAT emergency security control air traffic
ESCM extended services communications manager [IBM]
ESCON enterprise system connection (architecture) [IBM]
ESCS Emergency Satellite Communications System
ESD 1electronic software distribution, 2electrostatic discharge, 3Electronic Systems Division (AFSC), 4estimated shipping date
ESDI 1enhanced small device interface, 2enhanced system device interface
ESDS electrostatic discharge sensitive
ESE 1electrical support equipment, 2east south east, 3electronic security environment, 4Electronic Security Europe, 5electronic sonar equipment
ESEP Engineer and Scientist Exchange Program
ESERD electronic support equipment recommendation data
ESF 1engineered safety feature, 2[JP 1-02] Economic Support Fund, 3[JP 1-02] emergency support function
ESFAS engineered safety features actuation system
ESG 1Electronic Security Group (ESC), 2executive steering group
ESGN [CJCSI 6130.01] electrically suspended gyro navigation
ESH 1equivalent standard hours, 2environment, safety, and health
ESI 1essential sustainment items, 2extremely sensitive information, 3engineering and scientific interpreter, 4Enhanced Serial Interface (specification) [Hayes]
ESID European Information System Division
ESIMS engineering services information management system
ESIP embedded computer resource support
ESL extended shelf life
ESLOC equivalent source line of code
ESM 1electronic support measures (NATO), 2electronic warfare support measures (obsolete, now electronic warfare support (ES)), 3electronic signal monitoring, 4electronic surveillance measures, 5edible structural material
ESMC Eastern Space and Missile Center (AFSC)
ESMR enhanced specialized mobile radio
ESN 1electronic security number, 2[AR 310-50] English-speaking nation
ESNG engineering sub-working group
ESO 1emergency security option, 2[JP 1-02] embarkation staff officer
ESOB environmental state operating budget
ESOC emergency supply operation center
ESOH 1equipment and supplies on hand, 2environmental safety and occupational health
ESOP 1enhanced switch operations program, 2employee stock ownership plan
ESOT employee stock ownership trust
ESP 1emulation sensing processor, 2encapsulating security payload (header), 3Enhanced Serial Port [Hayes], 4enhanced service provider, 5electronic shock protection [Sony], 6extrasensory perception, 7estimated selling price, 8Electronic Security Pacific (ESC), 9emergency special program
ESPAR electronically steerable phased array radar
ESPAWS Enhanced Self-Propelled Artillery Weapon System
ESPIN Emergency Spare Parts Information Network
ESPOD electronic systems precision orbit determination
ESPRIT European Strategic Program for Research and Development In Information Technology
ESR 1early site review, 2electron spin resonance, 3equivalent series resistance, 4equivalent service round, 5equipment status reporting (USAF), 6Grouped Comm-Electronics and Meteorological Reporting System (USAF), 7event service routine, 8early strategy review
ESRC Engineering and Services Readiness Center (USAFE)
ESRD [AR 310-50] equipment shipment ready date
ESRR early site review report
ESS 1electronic switching system, 2emplaced scientific station, 3engineered safety systems, 4ELINT Support System (USMC),5environmental stress screening, 6Environmental Support System (JCS), 7executive support subsystem, 8Exercise Support system (JCS), 9electronic security squadron (ESC), 10electronic surveillance system, 11executive systems software (MAC),12exploitation support segment (JSIPS), 13external suspension system, 14early supply support, 15environmental stress screening
ESSEH environmental stress screening of electronic hardware
ESSG [Army] Engineer Strategic Studies Group
ESSPO [AR 310-50] Electronics Supporting Systems, Project Office
est 1estimate, 2[AR 310-50] estimated, 3[AR 310-50] estimation
EST 1earliest start time, 2Eastern Standard Time, 3electronic storage tube, 4enroute support teams, 5enlistment screening test,6environmental system test, 7expanded service test, 8electronic support and training, 9emergency support team (FEMA), 10[JP 1-02] emergency service team
EST-I environmental system test – phase I
EST-II environmental system test – phase II
estb 1[AR 310-50] establish, 2[AR 310-50] established, 3[AR 310-50] establishment
ESTEPS enhanced ship technical publication systems
ESTO Electronic Systems Technology Office
ESTS electronic system test set
ESU 1electronic storage unit, 2electro-static unit
ESV 1essential service value, 2earth satellite vehicle
ESW 1error status word, 2existing software workbench
ET 1embedded training, 2engineering test, 3edge-triggered, 4electrical time, 5external tank, 6extended test, 7extended threat,8enhancement technology, 9earth terminal, 10embedded trainer, 11emerging technology, 12eddy current testing, 13enterprise team
ET&E 1engineering test and evaluation, 2European Test and Evaluation (USAF)
ETA 1estimated time of arrival, 2estimated time of acquisition
ETAC 1enlisted terminal attack controller, 2environmental technical application center (USAF), 3[JP 1-02] emergency tactical air control
ETACCS European Theater Air Command and Control System
ETACS extended total access communication system [IBM]
ETADS Enhanced Transportation Automated Data System (AFLC)
ETANN Electrically Trainable Analog Neural Network (chip) [Intel]
ETAP education, training, and awareness program
ETAS Elevated Target Acquisition System (Army)
ETB end-of-transmission-block [character]
ETC 1estimated time of completion, 2Education and Training Command (USAF), 3enhanced throughput cellular (modem protocol) [AT&T], 4electronic toll collection, 5estimate to complete
ETCG elapsed-time code generator
ETCO [AR 310-50] emergency traffic coordinating officer
ETD 1electronic tactical display, 2estimated time of departure, 3effective transfer date
ETDI Eurasian target data inventory
ETDL Electronics Technology and Devices Laboratory (Army)
ETDP [AR 310-50] Emergency Traffic Disposition Plan
ETE 1estimated time enroute, 2expected time enroute
ETEEM end-to-end engineering model
ETET end-to-end tester
ETG 1electronics training group, 2enhanced target generator (ATC)
ETI [JP 1-02] estimated time of intercept
ETIBS Enhanced Tactical Information Broadcast System (KOREA)
ETIC 1estimated time in commission, 2electronic technical information center, 3[JP 1-02] estimated time for completion, 4[AR 310-50] estimated time in commission
ETIS elapsed time indicator system
ETL 1ending tape label, 2Engineer Topographic Laboratories (Army), 3engineering technical letter
ETM 1extension training material(s), 2enhanced timing module, 3electronic test and measurement, 4electronic technical manual,5[JP 4-01.7] electronic transmission
ETMS Education Training Management System
ETN equipment table nomenclature
ETO [AR 310-50] express transportation order
ETOM electron-trapping optical memory
ETOPS extended range twin-engine operations
ETOS extended tape operating system
ETOT estimated time over target
ETP 1electrical tough , 2equivalent top product, 3electronic technical publishing, 4European trunking plan, 5exportable training package
ETPD Emerging Technology Program Database
ETPL [GSA] Endorsed Tempest Products List
ETPS Electronic Technical Publication Systems
ETR 1Eastern Test Range, 2effective transmission rate, 3electric target range, 4estimated time of return, 5estimated time to repair,6export traffic release
ETRAC Enhanced Tactical Radar Correlator
ETRO estimated time to return to operation
ETRR export traffic release request
ETS 1estimated time of separation, 2electronic tandem switching, 3electronic telegraph system, 4environmental technical specifications, 5environmental test specification, 6econometric time series, 7engagement training simulator, 8European Telephone System, 9experimental test site, 10expiration of term of service, 11emergency temporary standard, 12engineering technical services
ETSQ electrical time, super quick
ETSS 1engineering and technical service specialist, 2extended training service specialist
ETT [AR 310-50] estimated travel time
ETUT Enhanced Tactical User's Terminal
ETV 1estimated time value(s), 2educational television
ETX 1end of text, 2end of test character
EU 1execution unit, 2European Union
EUB 1energy use budget, 2[JP 1-02] essential user bypass
EUC 1end user computing, 2Extended UNIX Code [IBM], 3end-user certificate
EUCAG end user computing assistance group
EUCI endorsed for unclassified cryptographic item
EUCLID European cooperations for the long-term in defense
EUCOM European Command
EUCOM AIDES European Theater Air Command and Control System
EUCP [AR 310-50] emergency urgent change package
EUDAC 1European Command Defense Analysis Center (ELINT), 2[AR 310-50] European Distribution and Accounting Agency of the Military Committee, London
EUE 1early user experimentation, 2early user evaluation, 3early user experiment
EUF equivalent unavailability factor
EUHF elevated UHF antenna
EUI end-user interface
EUL economic useful life
EUMD extended unit manning document
EUMEAF Europe, Middle East, and Africa
EUMETSTAT European Meteorological Satellite
EUNIE United States EUCOM Nuclear Interface Element
EUP equipment usage profile
EUR Europe and Canada
EURAC [AR 310-50] European Requirements and Army Capabilities
EURMEDS European Meteorological Data Systems (USAFE)
EUROCONTROL European Agency for the Safety of Air Navigation
EURV [JP 1-02] essential user rekeying variable
EUSA Eighth United States Army
EUSC [JP 1-02] effective United States controlled shipping
EUSEC [AR 310-50] European Communications Security and Evaluation Agency of the Military Committee, London
EUT 1early user test (obsolete, see LUT), 2equipment under test
EUT&E early user test and evaluation
EUTE 1early user testing and evaluation, 2early user test and experimentation
EUV extreme-ultraviolet [photometer]
eV electronvolt
EV 1earned value, 2engineering validation
EVA 1electronic velocity analyzer, 2extravehicular activity, 3extended visit authorization
evac 1[AR 310-50] evacuate, 2[AR 310-50] evacuated, 3[AR 310-50] evacuation
EVAC evacuation file (JCS)
EVADED elected voluntary alternative DESCOM discipline
EVAN expandable van
EVC [JP 3-50.3] evasion chart
EVD early-version demonstration
EVE extensible VAX editor
EVGA 1extended video graphics array, 2extended video graphics adapter
EVHF elevated VHF antenna
EVL event list
EVM 1electronic voltmeter, 2earned value management
EVMS 1earned value management standard, 2earned value management system
EVMSO earned value management support office
EVOM electronic voltohm meter
EVS electro-optical viewing
EVT environmental verification testing
EW 1electronic warfare, 2early warning
EW ARC electronic warfare area reprogramming capability
EW DSM electronic warfare development system manager
EW PATEC electronic warfare portable automatic test equipment calibrator
EW PGM electronic warfare product group manager
EW/C3CM electronic warfare/command and control communications countermeasures
EW/DE electronic warfare/directed energy
EW/GCI [JP 1-02] early warning/ground-controlled intercept
EW/RSD [AMC] Electronic Warfare Reconnaissance Surveillance Directorate
EW/RSTA Electronic Warfare/ Reconnaissance and Target Acquisition Center (Army)
EWA 1early warning assessment, 2[AR 310-50] Edgewood Arsenal
EWAC [USAIC&FH] Electronic Warfare Analyst Course
EWACS electronic warfare analysis center
EWAISF electronic warfare avionics integrated support facility
EWAM extended window addressable memory [large scale integrated circuit]
EWAN emulator without a good name [Internet]
EWARS Electronics Warfare Assets Reporting System
EWAS Electronic Warfare Analysis System
EWC 1Electronic Warfare Center (USAF), 2electronic warfare commander (USN), 3electronic warfare coordinator (USN)
EWCAPSS electronic warfare command and processing subsystem
EWCAS early warning and control aircraft system
EWCM electronic warfare coordination module
EWCP electronic warfare control processor
EWCS 1electronic warfare control ship (USN), 2EW control ship/station, 3European Wideband Communications System
EWD electronic warfare division
EWE [AR 310-50] electronic warfare element
EWEDS Electronic Warfare Evaluation Display System
EWEP Electronic Warfare Evaluation Program
EWES Electronic Warfare Evaluation System
EWGS European Weather Graphics System
EWI 1education with industry, 2electronic warfare intelligence
EWIP electronic warfare integrated programming
EWIR electronic warfare integrated reprogramming (USAF)
EWIS 1Electronic Warfare Information System (WWMCCS®), 2European WWMCCS® Information System
EWISTL Electronic Warfare Integrated System Test Laboratory
EWO 1electronic warfare officer, 2engineering work order, 3emergency war order
EWOC electronic warfare operator's console
EWOS European Workshop For Open Systems
EWOT electronic warfare officer training
EWPE electronic warfare processing element
EWPI electronic warfare prime indicator unit
EWQRC electronic warfare quick reaction capability
EWR [AR 310-50] early warning radar
EWRL Electronic Warfare Reprogrammable Library (USN)
EWS 1electronic warfare section, 2early warning system, 3employee written software [IBM]
EWSCP electronic warfare systems control point
EWSIP Electronic Warfare Standardization and Improvement Program
EWSM early-warning support measures
EWSO electronic warfare staff officer
EWSS electronic warfare support system
EWT electronic warfare training
EWTD electronic warfare training device
EWTL/JS electronic warfare target lists and jamming schedules
EWTS electronic warfare training system
EWTSC Electronic Warfare Technical Study Committee
EWWS electronic warfare warning system
EX 1[calculator] exchange key, 2electronics experimental
EX-IM export-import bank
EXA 1execution agency, 2execution or implementing agency
EXAGT [AR 310-50] executive agent
EXAMPLE executive automated materiel planning equipment
ExCA exchangeable card architecture [Intel]
EXCC [AR 310-50] exercise control center
EXCG [AR 310-50] exercise control group
EXCIMER excited dimmer [laser]
EXCIMS [CJCSI 8510.01] Executive Council for Modeling and Simulations
EXCIPLEX excited state complex [laser]
excl 1[AR 310-50] exclude, 2[AR 310-50] excluded, 3[AR 310-50] excluding, 4[AR 310-50] exclusive
EXCLASS extended CLASS
EXCM external countermeasures
EXCOM 1executive committee, 2extended communications research, 3[JP 1-02] extended communications search
exctr exciter
EXDAMS extended debugging and monitoring system
EXDIR [JP 3-08] Executive Director (CIA)
EXDIR/ICA [JP 3-08] Executive Director for Intelligence Community Affairs (USG)
EXDRONE expendable drone jammer (USMC)
EXER [JP 1-03.17] exercise
EXEVAL 1exercise evaluation, 2external evaluation
ExE event by event
EXE2BIN program used to convert an (.EXE) file to binary format (.COM) file
EXEC executive
EXFOR experimental force
EXJAM expendable jammer
EXM enterprise messaging exchange [Lotus]
EXMOVREP [AR 310-50] expedited movement report
EXORD [JP 1-02] execute order
EXP 1exponent, 2expendable
EXPFLDMB [AR 310-50] Expert Field Medical badge
EXPLAN [JP 1-02] exercise plan
EXPQUALBAD [AR 310-50] Expert Qualification Badge
EXPRODOC exercise procedure document
EXPRS Exploitation Process Reengineer Study
EXREDCON [AR 310-50] exercise readiness condition
ExSC Executive Standards Council
EXSTA experimental station
EXT external
EXT VAL extended value
EXTEV external evaluation
EXTRA export transportation
EXTRN external reference
EY 1execution year, 2extended year
EZ extraction zone
EZCO extraction zone control officer
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