| Acronym | Definition |
|---|
| EEC | European Economic Community |
| EEC | Environmental Education and Communication |
| EEC | European Economic Commission |
| EEC | Eastern Economic Corridor (Thailand) |
| EEC | Eurasian Economic Commission |
| EEC | Email Experience Council |
| EEC | Exhaust Emissions Control |
| EEC | Environment, Economy and Culture (Devon, UK) |
| EEC | Environmental Education Center |
| EEC | Église Évangélique du Congo (French: Evangelical Church of Congo) |
| EEC | Electronic Engine Control |
| EEC | Energy Efficiency Commitment |
| EEC | École Européenne de Chirurgie (French: European School of Surgery) |
| EEC | Emmanuel Episcopal Church (various locations) |
| EEC | Eastern European Countryside (periodical; Versita Open) |
| EEC | Energy Efficiency Council (Australia) |
| EEC | Energy Efficiency Center (various locations) |
| EEC | Estimated Environmental Concentration |
| EEC | Enterovirulent Escherichia Coli (bacteria) |
| EEC | Eurocontrol Experimental Centre |
| EEC | Executive Ethics Commission (various locations) |
| EEC | Ethernet Equipment Clock |
| EEC | Epiphany Episcopal Church (various locations) |
| EEC | Extended Executive Committee (various organizations) |
| EEC | Environmental Education Committee (various organizations) |
| EEC | EE Cummings (poet) |
| EEC | Early Education Care (various locations) |
| EEC | Environmental Education Consortium |
| EEC | Engine Electronic Control |
| EEC | Étude Économie de la Construction (French: Study of Construction Economics) |
| EEC | Electronic Engine Controller |
| EEC | Extended Error Correction |
| EEC | Educational Equity Center (Academy for Educational Development; New York, NY) |
| EEC | Electoral Enrolment Centre (New Zealand) |
| EEC | Earth Engineering Center (Columbia University, New York) |
| EEC | European Electromagnetic Compatibility |
| EEC | Estimated Exposure Concentration |
| EEC | Ephemeris Error Compensation (satellites) |
| EEC | Ephedra Education Council |
| EEC | Extendible Exit Cone (spacecraft) |
| EEC | Ectrodactyly, Ectodermal Dysplasia, and Cleft Lip/Palate Syndrome |
| EEC | East Erie Commercial Railroad |
| EEC | Escuela de Español y Cultura Latinoamerica (Spanish: School of Spanish and Latin American Culture) |
| EEC | Encapsulated Earthworm Cocoons |
| EEC | Environmental Export Council |
| EEC | Emergency Essential Civilian |
| EEC | Européenne d'Echappement et de Catalyseurs (French: European and Exhaust Catalysts) |
| EEC | Eastern Ergonomics Conference |
| EEC | Engineering Education Center |
| EEC | extended equivalent circuit |
| EEC | Evangelical Episcopal Church |
| EEC | Electronic Education Commerce |
| EEC | Electrical Engineering Congress |
| EEC | Electric Exhaust Cut-Out (automotive) |
| EEC | Extreme Effects Concentration |
| EEC | Equestrian Education Center |
| EEC | Employee Ethics Committee (AMSEC) |
| EEC | Echo-Echo Correlation |
| EEC | Emergency Evacuation Center |
| EEC | Edison Electric Company |
| EEC | Environmental Evaluation Coordinator |
| EEC | Element of Expense Code |
| EEC | Emirates Engineering Centre (Dubai, United Arab Emirates) |
| EEC | Eco Energy Cities PLC (Shanghai, China) |
| EEC | Error Explanation Code |
| EEC | Effective Environmental Concentration |
| EEC | Expendable Exit Cone |
| EEC | Edge-to-Edge Context |