| Acronym | Definition |
|---|
| NEA | National Education Association |
| NEA | National Endowment for the Arts |
| NEA | National Environment Agency (Singapore) |
| NEA | New Enterprise Associates (VC firm) |
| NEA | Nuclear Energy Agency |
| NEA | Near-Earth Asteroid |
| NEA | Bureau of Near Eastern Affairs (US Department of State) |
| NEA | Nepal Electricity Authority |
| NEA | Newspaper Enterprise Association |
| NEA | National Electrification Administration (Philippines) |
| NEA | New England Aquarium |
| NEA | North East Asia |
| NEA | Noreste Argentino (Spanish: Argentine Noth East Region) |
| NEA | Negative Electron Affinity |
| NEA | Nitrogen Enriched Air |
| NEA | National Editorial Association |
| NEA | National Economic Association |
| NEA | National Erectors Association |
| NEA | Noise Equivalent Angle |
| NEA | National Energy Act of 1978 |
| NEA | New Evangelization of America |
| NEA | Non-Explosive Actuator |
| NEA | National Employment Association |
| NEA | Naroff Economic Advisors |
| NEA | Netz-Ersatz-Anlage (German) |
| NEA | Net Earning Assets |
| NEA | Niagara Enterprise Agency |
| NEA | New England Anime |
| NEA | Naval Exercise Area |
| NEA | Not Enough Acronyms |
| NEA | Net Expenditure Accrued |
| NEA | Number of Enrollee Attempts (biometrics) |
| NEA | Nelson and Albemarle Railway |
| NEA | Nearly Everything Anonymous (12 Step Program for Recovery) |
| NEA | Niagara Electrical Association |
| NEA | National Energy Administration (various locations) |
| NEA | Non-Earning Assets (finance) |