| Acronym | Definition |
|---|
| EMC | Electromagnetic Compatibility |
| EMC | Easy Media Creator (Roxio) |
| EMC | Electric Membership Corporation |
| EMC | Environmental Modeling Center |
| EMC | Enhanced Machine Controller (sourcefourge.net project) |
| eMC | Electronic Medicines Compendium (UK) |
| EMC | Eisenhower Medical Center (Rancho Mirage, CA, founded 1970) |
| EMC | Educational Media Center |
| EMC | Equilibrium Moisture Content (lumber) |
| EMC | European Music Council (International Music Council) |
| EMC | Encephalomyocarditis |
| EMC | Executive Management Committee |
| EMC | Emergency Management Coordinator |
| EMC | Encyclopédie Medico-Chirurgicale |
| EMC | Export Management Company |
| EMC | Event Mean Concentration (mean concentration of pollutants in the runoff from a storm event) |
| EMC | Energy Management Company |
| EMC | Emerging Market Countries |
| EMC | Epoxy Molding Compound |
| EMC | Electromagnetic Calorimeter (device to measure electromagnetic energy deposition in high energy/nuclear physics) |
| EMC | Electromagnetic Capability |
| EMC | Emerging and other Communicable Diseases Surveillance and Control |
| EMC | Environmental Management Corporation |
| EMC | Environmental Management Corporation (O'Fallon, MO) |
| EMC | Emergency Control |
| EMC | Éducation Médicale Continue |
| EMC | Electronic Media Claim(s) |
| EMC | Erasmus Medical Center (Rotterdam, The Netherlands) |
| EMC | Enterprise Management Center |
| EMC | European Muon Collaboration |
| EMC | ExpandoMetaClass (programming language; Groovy) |
| EMC | Electro Motive Corporation |
| EMC | Extended Math Coprocessor |
| EMC | European Mining Course |
| EMC | Equity Membership Candidate |
| EMC | Equity Market Capitalization |
| EMC | Electromagnetic Casting |
| EMC | Ethyl Methyl Carbonate |
| EMC | Episcopal Missionary Church |
| EMC | Expanded Medical Capacity |
| EMC | Engineering Management Conference |
| EMC | Electromagnetic Control |
| EMC | Evangelical Mennonite Conference |
| EMC | Energy Market Consultants (UK) Ltd |
| EMC | Emerging Markets Communications, Inc. |
| EMC | Emirates Motor Company (United Arab Emirates) |
| EMC | Evolved Monkey Combat |
| EMC | Electromagnetic Conductivity |
| EMC | Equivalent Magnetic Current |
| EMC | Electromagnetic Charge |
| EMC | Energy Management Controller |
| EMC | Edema Macular Cistoide |
| EMC | Editing Machines Corporation |
| EMC | Electromagnetic Channel |
| EMC | Eagle Motor Company |
| EMC | European Masters Championships |
| EMC | Endometrial Curettage (Ob/Gyn) |
| EMC | Exercise Maneuver Control |
| EMC | Electrician's Mate Chief (USN Rating) |
| EMC | Electrical Measurements Console |
| EMC | Ensephalomyocarditis |
| EMC | Enhanced Super Multi-Coatings |
| EMC | Execution Management Control (TBMCS) |
| EMC | Enterprise Monitoring and Coordination |
| EMC | Engineered Military Circuit |
| EMC | Emergency Message Change |
| EMC | Exercise Management and Control |
| EMC | Egan Marino Corporation |
| EMC | Electronic Molding Corporation (former electronic component manufacturer in Woonsocket, RI) |
| EMC | Econoway Motor Coach, Inc. |
| EMC | Educational and Methodological Council |
| EMC | Enlisted Management Category |
| EMC | Electronic Maintenance Complex |
| EMC | Electronic Material Change |
| EMC | Enraged Mad Customer |
| EMC | Elevator Motor Controller |
| EMC | Equipment Manufacturers Code |
| EMC | Educational Methodical Consortium |
| EMC | Emerging Multi-National Carriers |
| EMC | Electro-Mechanical Controller |
| EMC | ElementoMadera.com |
| EMC | Evolution of Math Communication in the Era of Digital Libraries |
| EMC | Exxon Mobil Canada Ltd |