List of acronyms: E

(Main list of acronyms)


 * E – (s) East
 * e- – (i) Used as a prefix before unabbreviated words, stands for technical words such as electronic or emergency.

E0–9

 * E3 or E3 – many, including Electronic Entertainment Expo, see entry
 * E15 - (s) Eyjafjallajökull (Volcano in Iceland: 'E' followed by 15 letters)

EA

 * EA – (i) Electronic Attack – Emotions Anonymous – Engagement Area – Electronic Arts – Enrolled Agent – Environmental Assessment - Enterprise Architect – (s) Exaampere
 * EABU – (i) Explain Acronyms Before Use
 * EAC – (i) Echelons Above Corps
 * EAFUS – (i) "Everything" Added to Food in the United States (FDA list)
 * EAPC – (i) Euro-Atlantic Partnership Council
 * EASA – (i) European Aviation Safety Agency
 * EAST – (a) Experimental Advanced Superconducting Tokamak

EB

 * EB - East Bridgewater
 * EBCDIC – (a/i) Extended Binary Coded Decimal Interchange Code (pronounced "eb-see-dik") (cf. BCD)
 * EBD – (i) Electronic Brake Distribution
 * EBE – (i) Extraterrestrial Biological Entity
 * EBO
 * (i/a) Effects Based Operations
 * Encyclopædia Britannica Online
 * European Board of Ophthalmology
 * EBSA – (i) Employee Benefits Security Administration
 * EBT
 * (i) Earnings Before Taxes
 * Electronic Benefit Transfer
 * EBW
 * (i) Electron Beam Welding
 * Exploding BridgeWire

EC

 * EC
 * (a/i) Earth Constitution
 * (s) Ecuador (ISO 3166 digram; FIPS 10-4 country code)
 * (i) Electronic Combat
 * European Community (see EEC)
 * (s) Exacoulomb
 * EC2 (disambiguation) – (i) Many, some as an alternative to EC2, e.g., Elastic Compute Cloud
 * EC3 – (i) Ethan Carter III, ring name of American professional wrestler Michael Hutter (who currently performs as "EC3")
 * ECAL — (p) Electromagnetic calorimeter
 * ECASS – (i) European Centre for Analysis in the Social Sciences
 * ECB (disambiguation)
 * (i) England (and Wales) Cricket Board
 * European Central Bank
 * ECBR – (i) European Coalition for Biomedical Research
 * ECCM (disambiguation) – (i) Electronic Counter-Counter-Measures
 * ECDay – (a/i) Earth Constitution Day
 * ECF – (i) Environmental Correction Factor
 * ECFS (disambiguation) – (i) Electronic Case Filing System
 * ECG – (i) Electrocardiogram
 * Echo (disambiguation)
 * (a) Each Community Helps Others (EPA programme)
 * Educational Concerns for Hunger Organization
 * European Commission Host Organization
 * European Commission Humanitarian aid Office
 * (p) Exchange Clearing House
 * Expanded Characteristic Option
 * (a) Explanatory Coherence by Harmony Optimization
 * ECHR
 * (i) European Convention on Human Rights
 * (i) European Court of Human Rights
 * ECJ – (i) European Court of Justice
 * ECL – (i) Emitter Coupled Logic (electronics)
 * ECM
 * (i) Electronic Counter-Measures
 * Enterprise Content Management
 * ECommHR – (p) European Commission on Human Rights
 * ECOWAS - (a) Economic Community of West African States
 * ECS
 * (i) Emergency Contact System
 * Enhanced Chip Set (computing)
 * EOSDIS Core System
 * Extended Chip Set (computing)
 * ECSC – (i) European Coal and Steel Community (distant ancestor of the EU)
 * ECT – (i) ElectroConvulsive Therapy
 * ECtHR – (p) European Court of Human Rights
 * ECU
 * (s) Ecuador (ISO 3166 trigram)
 * (i) European Currency Unit (ancestor of the euro)
 * ECW
 * (i) Eastern Championship Wrestling/Extreme Championship Wrestling

ED

 * EDA – (i) European Defence Agency
 * EDAC – (a) Error Detection And Correction
 * EDC - (a) Everyday carry
 * EDC-DAAC – (i) EROS Data Center Distributed Active Archive Center
 * EDCS – (i) Environmental Data Coding Specification
 * EDD
 * (i) Earliest due date
 * Electron-detachment dissociation
 * Elena Delle Donne (American basketball player)
 * Employment Development Department (California state agency)
 * End-diastolic dimension
 * Expected Date of Delivery (pregnancy)
 * EDECSIM – (p) Extended Directed Energy Combat Simulation
 * EDF or EdF – (i) Électricité de France (French, "France Electric Utility")
 * EDGAR – (a) Electronic Data Gathering, Analysis, and Retrieval (U.S. Securities and Exchange Commission filings database)
 * EDH – (i) Eastman Dental Hospital
 * EDS
 * (i) Electronic Data Systems
 * Electronic Differential System
 * EDSA – (a) Epifanio de los Santos Avenue (a major thoroughfare in Manila with great significance to post-1980 Philippines history)
 * EDT – (i) Eastern Daylight Saving Time (UTC−4 hours)
 * EDTA
 * (i) Electric Drive Transportation Association
 * (p) EthyleneDiamineTetraAcetic acid

EE

 * ee – (s) Ewe language (ISO 639-1 code)
 * EE
 * (s) Estonia (ISO 3166 digram; from the country's native name of Eesti)
 * (i) Electrical engineering
 * Electrical Engineer
 * E&E – (i) Escape and Evasion (training)
 * EEC – (i) European Economic Community (predecessor of the EU)
 * EEG – (i) ElectroEncephaloGram
 * EEK – (s) Estonian kroon (ISO 4217 currency code)
 * EENT – (i) End Evening Nautical Twilight
 * EEO – (i) Equal Employment Opportunity
 * EEOC – (i) (U.S.) Equal Employment Opportunity Commission
 * EEZ – (i) Economic Exclusion Zone or Exclusive Economic Zone

EF

 * EF
 * (i) Electro-focus (Canon lens mount)
 * Entry Foyer
 * (s) Exafarad
 * EFF – (i) Electronic Frontier Foundation
 * EFL
 * (i) English Football League
 * English as a Foreign Language
 * EFM – (i) Enterprise Feedback Management
 * EFOA – (i) European Fuel Oxygenates Association
 * EFSA – (i) European Food Safety Authority
 * EFT – (i) Electronic Fund Transfer
 * EFTA
 * (i) European Free Trade Area
 * (i) European Free Trade Association
 * EFV – (i) Expeditionary Fighting Vehicle

EG

 * e.g. – (i) exempli gratia (Latin, roughly "for the sake of an example", "for example", "for instance")
 * EG – (s) Egypt (ISO 3166 digram; FIPS 10-4 country code)
 * EGBUS – (i) External Genitalia, Bartholin's glands, Urethra & Skene's glands
 * EGCG – (p) EpiGalloCatechin-3-Gallate
 * EGIS – (a) Erieye Ground Interface Segment
 * EGP – (s) Egyptian pound (ISO 4217 currency code)
 * EGRET – (a) Energetic Gamma-Ray Experiment Telescope
 * EGY – (s) Egypt (ISO 3166 trigram)

EH

 * EH
 * (s) Exahenry
 * (s) Western Sahara (ISO 3166 digram)
 * EHA
 * (p) Education for All Handicapped Children Act (U.S. federal legislation; since superseded by the Individuals with Disabilities Education Act)
 * (i) Emotional Health Anonymous
 * EHF – (i) Extremely High Frequency
 * EHR – (i) Equipment History Record

EI

 * Ei – (s) Exbi
 * EI – (s) Ireland (FIPS 10-4 country code; from Éire)
 * EIA – (i) Environmental Impact Assessment
 * EIAH – Environnements Informatiques pour l'Apprentissage Humain
 * EIAH – Encyclopedia of Iranian Architectural History
 * EIC – East India Company
 * EICS – East India Company's Service
 * eID – electronic ID
 * EIRP – (i) Effective Isotropic Radiated Power
 * EIS – (i) Environmental Impact Statement

EJ

 * EJ – (s) Exajoule

EK

 * EK – (s) Equatorial Guinea (FIPS 10-4 country code) – Exakelvin
 * EKG – (i) Electrocardiogram (from German Elektrokardiogramm)
 * EKMS – (i) Electronic Key Management System

EL

 * el – (s) Greek language (ISO 639-1 code)
 * EL – (s) Exalitre
 * ELF
 * (a/i) Earth Liberation Front
 * Endangered Language Fund
 * Eritrean Liberation Front
 * Executable and Linkable Format
 * Extremely Low Frequency
 * ELINT – (p) Electronic Intelligence
 * ell – (s) Greek language (ISO 639-2 code)
 * ELL – (i) English Language Learner
 * ELM – (i) Edge-Localised Mode (plasma physics)
 * ELO – (i) Electric Light Orchestra
 * ELP
 * (i) Emerson, Lake & Palmer
 * European Left Party
 * ELSS – (i) Emergency Life Support Stores
 * ELT – (i) Emergency Locator Transmitter

EM

 * Em – (s) Exametre
 * EM – (i) ElectroMagnetism/ElectroMagnetic
 * EMA – (i/a) European Medicines Agency
 * Embraer – (p) Empresa Brasileira de Aeronáutica (Portuguese, "Brazilian Aeronautics Company")
 * EMC
 * (i) Electric Membership Corporation
 * Electromagnetic Compatibility
 * Electro-Motive Corporation
 * European Muon Collaboration
 * Evergreen Marine Corporation
 * EMCON – (p) (Electromagnetic) Emissions Control
 * EMD
 * (i) General Motors Electro-Motive Division
 * Engineering and Manufacturing Development
 * European Missile Defence
 * EMDEX – (a) Essential Medicines InDEX
 * EMDG – (i) Euro-Missile Dynamics Group
 * EMDR – (i) Eye Movement Desensitisation and Reprocessing
 * EMEA – (i) Europe, Middle East and Africa
 * EMF
 * (i) Electromotive force
 * Epsom Mad Funkers (1990s–2000s indie dance band)
 * EMG – (p) ElectroMyoGraph
 * EMO – (i) Emergency Measures Organisation- (p) Emotional
 * EMP – (i) ElectroMagnetic Pulse
 * EMR - (i) East Midlands Railway and European Metal Recycling
 * EMS – (i) Emergency Medical Services
 * EMT – (i) Emergency Medical Technician and East Midlands Trains
 * EMU – (i) Electric Multiple Unit – a method of connecting self-propelled railway vehicles together to form a train under the control of one driver.
 * EMV – (i) Europay, MasterCard, Visa (the companies that developed the current technical standard for chipped payment cards and contactless cards)

EN

 * en – (s) English language (ISO 639-1 code)
 * EN
 * (p) Corps of Engineers
 * (s) Estonia (FIPS 10-4 country code)
 * Exanewton
 * ENCODE – (p) Encyclopedia of DNA Elements (human genome data project)
 * ENE – (i) East North-East
 * eng – (s) English language (ISO 639-2 code)
 * ENG – (s) England (FIFA trigram; not eligible for an ISO 3166 or IOC trigram)
 * ENSATT – (i) École nationale supérieure des arts et techniques de théâtre (French, "Higher National School of Theatrical Arts and Techniques")
 * ENT – (i) Ear, Nose and Throat
 * ENTEC – (a) Euro NATO Training Engineer Centre
 * ENVL – (a) Envelope
 * ENY – (p) Enemy

EO

 * eo – (s) Esperanto language (ISO 639-1 code)
 * EO
 * (i) Electro-Optics
 * Engagement Operations
 * EOD – (i) Explosive Ordnance Disposal
 * E&OE – (i) Errors and Omissions Excepted
 * EOG – (i) ElectroOculoGraphy
 * EOS
 * (i) Earth Observation Satellite
 * (a/i) Electro-Optical System, Canon's autofocusing system for film and digital SLR cameras, as well as the company's mirrorless cameras
 * (i) Electrophoresis Operations in Space, a space manufacturing project of the McDonnell Douglas Astronautics Company
 * EOSAT – (p) Earth Observation Satellite
 * EOSDIS – (a/i) Earth Observation Satellite Data and Information System
 * EOTS
 * (i) Electro-Optical Tactical Sensor
 * (a/i) Eye Of The Storm (World of Warcraft)
 * EOM – (i) End of Message

EP

 * EP – (i) European Parliament
 * EP – (i) Extended play
 * EPA
 * (p) EicosaPentaenoic Acid
 * (i) Environmental Protection Agency
 * EPCOT – (a) Experimental Prototype Community Of Tomorrow
 * EPCR
 * (i) Endothelial protein C receptor
 * European Professional Club Rugby
 * EPFL – (i) École polytechnique fédérale de Lausanne (French, "Lausanne Federal Institute of Technology")
 * EPGS – (i) EOS Polar Ground Sites
 * EPIRB – (a/i) Emergency Position Indicating Radio Beacon
 * EPL – (i) English Premier League
 * EPLRS – (a) Enhanced Position Location Reporting System ("ee-plarz")
 * epo – (s) Esperanto language (ISO 639-2 code)
 * EPO
 * (i) Ellinikí Podosferikí Omospondía (Greek Ελληνική Ποδοσφαιρική Ομοσπονδία, translated as "Hellenic Football Federation")
 * European Patent Organisation or its main organ, the European Patent Office
 * (p) Erythropoietin
 * EPOS – (a) Electronic Point Of Sale
 * EPPA – (i) Employee Polygraph Protection Act
 * EPR – (i) European Pressurised [Nuclear] Reactor
 * Evaporator Pressure regulator
 * EPW
 * (i) Earth Penetrator Weapon/Warhead
 * Economic and Political Weekly (Indian publication)
 * Enemy Prisoner of War

EQ

 * EQ – (i) Emotional Quotient
 * EQG – (s) Equatorial Guinea (FIFA trigram, but not IOC or ISO 3166)

ER

 * Er – (s) Erbium
 * ER
 * (i) Emergency Room
 * (s) Eritrea (ISO 3166 digram; FIPS 10-4 country code)
 * ERA
 * (i) Earned run average
 * Engineering Research Associates
 * Equal Rights Amendment
 * English Racing Automobiles
 * European Railway Agency
 * (a) Explosive Reactive Armor (tank add-on armor)
 * ERCIM – (a/i) European Research Consortium for Informatics and Mathematics
 * ERI – (s) Eritrea (ISO 3166 trigram)
 * ERLAWS – (a) Eastern Ruapehu Lahar Alarm and Warning System
 * ERN – (s) Eritrean nakfa (ISO 4217 currency code)
 * EROS – (a) Earth Resources Observation System
 * ERP – (i) Engineer Regulating Point
 * ERR – (p) Eesti Rahvusringhääling
 * ERS – (i) Earth Resources Survey
 * ERTS – (i) Earth Resources Technology Satellite (became Landsat)
 * ERV – (p) Endogenous RetroVirus

ES

 * es – (s) Spanish language (ISO 639-1 code)
 * Es
 * (s) Einsteinium
 * Exasecond
 * ES
 * (s) El Salvador (FIPS 10-4 country code)
 * (i) Electronic warfare Support
 * (s) Exasiemens
 * Spain (ISO 3166 digram; from the country's native name of España)
 * ESA
 * (i) Electro-Spark Alloying
 * Endangered Species Act
 * European Space Agency
 * ESC
 * (i) Embryonic Stem Cell
 * Electronic Stability Control
 * ESD – (i) ElectroStatic Discharge
 * ESDP – (i) European Security and Defence Policy
 * ESE – (i) East South-East
 * ESH – (s) Western Sahara (ISO 3166 trigram)
 * ESL – (i) English as a Second Language
 * ESM – (i) Electronic warfare Support Measures
 * ESO – (i) European Southern Observatory
 * ESOL – (a) English for Speakers of Other Languages
 * ESP
 * (i) Electronic Stability Program
 * Extra-sensory perception
 * (s) Spain (ISO 3166 trigram)
 * ESPGHAN - European Society for Paediatric Gastroenterology, Hepatology and Nutrition
 * ESPN – (i) Entertainment and Sports Programming Network
 * est – (s) Estonian language (ISO 639-2 code)
 * EST
 * (i) Eastern Standard Time (UTC−5 hours)
 * (s) Estonia (ISO 3166 trigram)
 * ESU – (i) Emergency Services Unit
 * ESV – (i) Engineer Support Vehicle

ET

 * et – (s) Estonian language (ISO 639-1 code)
 * ET
 * (s) Ethiopia (ISO 3166 digram; FIPS 10-4 country code)
 * Exatesla
 * (i) Extra Terrestrial
 * ETA
 * (i) Estimated Time of Arrival
 * (a) Euzkadi Ta Azkatasuna ("etta", Basque, "Basque Homeland and Freedom")
 * et al. – (p) et alii/aliae/alia (Latin, "and others")
 * ETB – (s) Ethiopian Birr (ISO 4217 currency code)
 * ETC/RMT – (i) Explosive Transient Camera/Rapidly Moving Telescope
 * Etc. - Et cetera
 * ETF – (i) Emergency Task Force (a special police unit, also jocularly said to stand for Extra-Thick Fuzz)
 * ETH – (s) Ethiopia (ISO 3166 trigram)
 * ETI – (i) Extra-Terrestrial Intelligence
 * ETK
 * (i) Easy Tool Kit
 * (i) Embedded Tool Kit
 * Ersatzteikatalog (German: spare parts catalog)
 * ETLA – (i) Extended TLA
 * ETM
 * (i) Electronic Technical Manual
 * (i) Enhanced Thematic Mapper
 * ETOPS - (a) Extended-range Twin-engine Operational Performance Standards (aviation)
 * et seq. – (p) et sequens/sequentes/sequentia (Latin, "and the following one(s)")
 * ETT – (i) Embedded Training Team

EU

 * eu – (s) Basque language (ISO 639-1 code)
 * Eu – (s) Europium
 * EU
 * (s) Europa Island (FIPS 10-4 country code)
 * (i) European Union
 * EUCOM – (p) (U.S.) European Command
 * EULA – (a) End-User License Agreement ("you-lah")
 * EUR – (s) euro (ISO 4217 currency code)
 * eus – (s) Basque language (ISO 639-2 code)
 * EUUSA – (s) European Union and United States of America

EV

 * EV – (s) Exavolt
 * EVA
 * (i) Earned Value Analysis
 * Economic value added
 * Ethylene-Vinyl Acetate
 * Extra-Vehicular Activity
 * EVIL – (a) Electronic viewfinder (with) interchangeable lens (a type of digital camera)

EW

 * EW – (i) Electronic Warfare – (s) Exawatt
 * ewe – (s) Ewe language (ISO 639-2 code)
 * EWR – (s) Newark Liberty International Airport (IATA airport code)
 * EWSD – (p) Elektronisches Wählsystem Digital (German, "Electronic Digital Switching System")
 * EWTN – (i) Eternal Word Television Network

EX

 * EXFOR – (p) Experimental Force (military)
 * EXREP – (p) Expeditious Repair (SM&R code)

EY

 * EYD
 * Ejaan Yang Disempurnakan (Indonesian, "Perfected Spelling System", used officially in Indonesia since 1972)
 * Eurovision Young Dancers

EZ

 * EZ – (s) Czech Republic (FIPS 10-4 country code) – (i) Extraction Zone
 * EZLN – (a) Ejército Zapatista de Liberación Nacional (Spanish, "Zapatista Army of National Liberation")