List of acronyms: E

(Main list of acronyms)

E – East
e- – 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 - Eyjafjallajökull

EA

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

EB

EC

EC
* Earth Constitution
* Ecuador
* Electronic Combat
* European Community
* Exacoulomb
EC2 (disambiguation) – Many, some as an alternative to EC2, e.g., Elastic Compute Cloud
EC3 – Ethan Carter III, ring name of American professional wrestler Michael Hutter
ECAL — Electromagnetic calorimeter
ECASS – European Centre for Analysis in the Social Sciences
ECB (disambiguation)
* England (and Wales) Cricket Board
* European Central Bank
ECBR – European Coalition for Biomedical Research
ECCM (disambiguation) – Electronic Counter-Counter-Measures
ECDay – Earth Constitution Day
ECF – Environmental Correction Factor
ECFS (disambiguation) – Electronic Case Filing System
ECG – Electrocardiogram
Echo (disambiguation)
* Each Community Helps Others
*
*
*
* Exchange Clearing House
* Expanded Characteristic Option
* Explanatory Coherence by Harmony Optimization
ECHR
* European Convention on Human Rights
* European Court of Human Rights
ECJ – European Court of Justice
ECL – Emitter Coupled Logic
ECM
* Electronic Counter-Measures
* Enterprise Content Management
ECommHR – European Commission on Human Rights
ECOWAS - Economic Community of West African States
ECS
* Emergency Contact System
* Enhanced Chip Set
* EOSDIS Core System
* Extended Chip Set
ECSC – European Coal and Steel Community
ECT – ElectroConvulsive Therapy
ECtHR – European Court of Human Rights
ECU
* Ecuador
* European Currency Unit
ECW
* Eastern Championship Wrestling/Extreme Championship Wrestling

ED

EDA – European Defence Agency
EDAC – Error Detection And Correction
EDC - Everyday carry
EDC-DAAC – EROS Data Center Distributed Active Archive Center
EDCS – Environmental Data Coding Specification
EDD
* Earliest due date
* Electron-detachment dissociation
* Elena Delle Donne
* Employment Development Department
* End-diastolic dimension
* Expected Date of Delivery
EDECSIM – Extended Directed Energy Combat Simulation
EDF or EdF – Électricité de France
EDGAR – Electronic Data Gathering, Analysis, and Retrieval
EDH – Eastman Dental Hospital
EDS
* Electronic Data Systems
* Electronic Differential System
EDSA – Epifanio de los Santos Avenue
EDT – Eastern Daylight Saving Time
EDTA
* Electric Drive Transportation Association
* EthyleneDiamineTetraAcetic acid

EE

ee – Ewe language
EE
* Estonia
* Electrical engineering
* Electrical Engineer
E&E – Escape and Evasion
EEC – European Economic Community
EEG – ElectroEncephaloGram
EEK – Estonian kroon
EENT – End Evening Nautical Twilight
EEO – Equal Employment Opportunity
EEOC – Equal Employment Opportunity Commission
EEZ – Economic Exclusion Zone or Exclusive Economic Zone

EF

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

EG

e.g. – exempli gratia
EG – Egypt
EGBUS – External Genitalia, Bartholin's glands, Urethra & Skene's glands
EGCG – EpiGalloCatechin-3-Gallate
EGIS – Erieye Ground Interface Segment
EGP – Egyptian pound
EGRET – Energetic Gamma-Ray Experiment Telescope
EGY – Egypt

EH

EH
* Exahenry
* Western Sahara
EHA
* Education for All Handicapped Children Act
* Emotional Health Anonymous
EHF – Extremely High Frequency
EHR – Equipment History Record

EI

Ei – Exbi
EI – Ireland
EIA – 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 – Effective Isotropic Radiated Power
EIS – Environmental Impact Statement

EJ

EJ – Exajoule

EK

EL

EM

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

EN

en – English language
EN
* Corps of Engineers
* Estonia
* Exanewton
ENCODE – Encyclopedia of DNA Elements
ENE – East North-East
eng – English language
ENG – England
ENSATT – École nationale supérieure des arts et techniques de théâtre
ENT – Ear, Nose and Throat
ENTEC –
ENVL – Envelope
ENY – Enemy

EO

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

EP

EP – European Parliament
EP – Extended play
EPA
* EicosaPentaenoic Acid
* Environmental Protection Agency
EPCOT – Experimental Prototype Community Of Tomorrow
EPCR
* Endothelial protein C receptor
* European Professional Club Rugby
EPFL –
EPGS – EOS Polar Ground Sites
EPIRB – Emergency Position Indicating Radio Beacon
EPL – English Premier League
EPLRS – Enhanced Position Location Reporting System
epo – Esperanto language
EPO
* Ellinikí Podosferikí Omospondía
* European Patent Organisation or its main organ, the European Patent Office
* Erythropoietin
EPOS – Electronic Point Of Sale
EPPA – Employee Polygraph Protection Act
EPR – European Pressurised Reactor|European Pressurised Reactor
*Evaporator Pressure regulator
EPW
* Earth Penetrator Weapon/Warhead
* Economic and Political Weekly
* Enemy Prisoner of War

EQ

EQ – Emotional Quotient
EQG – Equatorial Guinea

ER

Er – Erbium
ER
* Emergency Room
* Eritrea
ERA
* Earned run average
* Engineering Research Associates
* Equal Rights Amendment
* English Racing Automobiles
* European Railway Agency
* Explosive Reactive Armor
ERCIM – European Research Consortium for Informatics and Mathematics
ERI – Eritrea
ERLAWS – Eastern Ruapehu Lahar Alarm and Warning System
ERN – Eritrean nakfa
EROS – Earth Resources Observation System
ERP – Engineer Regulating Point
ERR – Eesti Rahvusringhääling
ERS – Earth Resources Survey
ERTS – Earth Resources Technology Satellite
ERV – Endogenous RetroVirus

ES

ET

et – Estonian language
ET
* Ethiopia
* Exatesla
* Extra Terrestrial
ETA
* Estimated Time of Arrival
* Euzkadi Ta Azkatasuna et al. – et alii/aliae/alia
ETB – Ethiopian Birr
ETC/RMT – Explosive Transient Camera/Rapidly Moving Telescope
Etc. - Et cetera
ETF – Emergency Task Force
ETH – Ethiopia
ETI – Extra-Terrestrial Intelligence
ETK
* Easy Tool Kit
* Embedded Tool Kit
* Ersatzteikatalog
ETLA – Extended TLA
ETM
* Electronic Technical Manual
* Enhanced Thematic Mapper
ETOPS - Extended-range Twin-engine Operational Performance Standards
et seq. – et sequens/sequentes/sequentia
ETT – Embedded Training Team

EU

eu – Basque language
Eu – Europium
EU
* Europa Island
* European Union
EUCOM – European Command
EULA – End-User License Agreement
EUR – euro
eus – Basque language
EUUSA – European Union and United States of America

EV

EW

EW – Electronic Warfare – Exawatt
ewe – Ewe language
EWR – Newark Liberty International Airport
EWSD – Elektronisches Wählsystem Digital
EWTN – Eternal Word Television Network

EX

EXFOR – Experimental Force
EXREP – Expeditious Repair

EY

EZ

EZ – Czech Republic – Extraction Zone
EZLN – ''Ejército Zapatista de Liberación Nacional''