| Acronym | Definition |
|---|
| MEC➣Mountain Equipment Co-Op |
| MEC➣Ministério da Educação (Ministry of Education) |
| MEC➣Ministerio de Educación y Ciencia (Spain: Ministry for Education and Science) |
| MEC➣Model Energy Code |
| MEC➣Ministério da Educação e Cultura (Brazilian Ministry Of Education) |
| MEC➣Minimum Essential Coverage (insurance) |
| MEC➣Ministerio de Educación Y Cultura (Spanish) |
| MEC➣Mobile Edge Computing (network architecture) |
| MEC➣Medgar Evers College (City University of New York) |
| MEC➣Medical Education Centre (various locations) |
| MEC➣Mirror's Edge Catalyst (various locations) |
| MEC➣Meconium |
| MEC➣Miejska Energetyka Cieplna (Polish: Municipal District Heating) |
| MEC➣Mayville Engineering Company (reloading equipment; Mayville, WI) |
| MEC➣Medical Education Committee (various schools) |
| MEC➣Media Expansion Card |
| MEC➣Multichassis Etherchannel |
| MEC➣Master Electronic Corporation |
| MEC➣Multiple Ethernet Cable |
| MEC➣Management Executive Committee (various organizations) |
| MEC➣Member of the Executive Council |
| MEC➣Mathematics Education Collaborative (Ferndale, WA) |
| MEC➣Munitions and Explosives of Concern |
| MEC➣Modified Endowment Contract |
| MEC➣Ministry of Education and Culture |
| MEC➣Magnolia Electric Co. (band) |
| MEC➣Mitsubishi Estate Company (Japan) |
| MEC➣Middle English Compendium |
| MEC➣Multi-Chassis Etherchannel |
| MEC➣Mitsubishi Estate Co Ltd |
| MEC➣Middle-Eastern Coalition |
| MEC➣Middle East Chapter (various organizations) |
| MEC➣Media-Edge:CIA (US advertising agency) |
| MEC➣Medical Education Collaborative |
| MEC➣Middle East Command (British Empire) |
| MEC➣Man Engines & Components, Inc. (Pompano Beach, FL) |
| MEC➣MidAmerican Energy Company |
| MEC➣Michigan Environmental Council (Lansing, MI) |
| MEC➣Manufacturing Engineering Centre |
| MEC➣Manly Environment Centre (Australia) |
| MEC➣Magna Entertainment Corporation |
| MEC➣Microcomputers in Education Conference |
| MEC➣Marginal External Cost |
| MEC➣Museum Education Center (US Navy) |
| MEC➣Management Education Center |
| MEC➣Metropolitan Educational Council (Ohio) |
| MEC➣Mercato Comune Europeo (Italian: European Economic Community |
| MEC➣Midlands Energy Consortium (UK) |
| MEC➣Microsoft Exchange Conference |
| MEC➣Mendocino Environmental Center (Ukiah, CA) |
| MEC➣Model Engineering Club (UK) |
| MEC➣Mid East Crisis (gaming) |
| MEC➣Main Engine Control |
| MEC➣Master Events Controller |
| MEC➣Medial Entorhinal Cortex (mammalian brain area) |
| MEC➣Managing Enterprise Content (Ann Rockley book) |
| MEC➣Massachusetts Electric Company |
| MEC➣Mechanical Equipment Center (McMurdo Station, Antarctica - USAP) |
| MEC➣Minimum Explosive Concentration |
| MEC➣Materials Experiment Carrier (US NASA) |
| MEC➣Master Events Calendar (various organizations) |
| MEC➣Marforpac Experimentation Center (US DoD) |
| MEC➣Maryland Electronic Capital (Maryland State Archives) |
| MEC➣Main Engine Controller |
| MEC➣Meson Exchange Current |
| MEC➣Maharishi Enlightenment Center (various locations) |
| MEC➣Maine Central Railroad Company |
| MEC➣Mechatronics Education Center (Columbus, NE) |
| MEC➣Medium Endurance Cutter (US Coast Guard) |
| MEC➣Movimento Ecclesiale Carmelitano (Italian) |
| MEC➣Marin Employment Connection (San Rafael, CA) |
| MEC➣Mitaka Evangelical Church (Tokyo, Japan) |
| MEC➣Microsoft Enterprise Cube |
| MEC➣Medical Examiners Commission |
| MEC➣Mission Essential Competencies (US DoD) |
| MEC➣Mobile Equipment Console |
| MEC➣Missouri Employer Committee |
| MEC➣Mohave Electric Cooperative, Inc. |
| MEC➣Marine Evacuation Chute |
| MEC➣Marine Energy Challenge |
| MEC➣Modular Equipment Controller |
| MEC➣Month End Closing |
| MEC➣Marshalls Energy Company, Inc. (Marshall Islands) |
| MEC➣Military Essentiality Code |
| MEC➣Maritime Electric Company, Limited |
| MEC➣Main Entry Catalogue (Canada) |
| MEC➣Macro Expansion Counter |
| MEC➣Miniature Embedded Converter |
| MEC➣Maintenance/Metrology Engineering Center |
| MEC➣Minimal Effective Plasma Concentration |
| MEC➣Master Executive Counsel |
| MEC➣Multi Regional Ethics Committee (New Zealand Association of Clinical Research) |
| MEC➣Mutual Execution of Contract (real estate) |
| MEC➣Main Element Contractor |
| MEC➣Marquess Educational Consultants, Ltd. (London, England, UK) |
| MEC➣Main Engine Cylinder |
| MEC➣Message Error Correction |
| MEC➣Modulated Estimate Correction |
| MEC➣Main/Master Evaluation Center |
| MEC➣Minimum Essential Communications |
| MEC➣Morinaga Engineering Company (Japan) |
| MEC➣Misión Educativa Cristiana (Guatemala) |
| MEC➣Microgravity Environment Compatibility |
| MEC➣Mechanical End Connector (pipeline connections) |
| MEC➣Missile Event Conference |
| MEC➣Maintenance Engineer Call |
| MEC➣Mercury Encrypted Communicator |
| MEC➣Matra Enthusiasts Club (automobile club; UK) |
| MEC➣Mobile Embedded Computer |
| MEC➣Model for Environmental Costs |