| Acronym | Definition |
|---|
| ENA | Emergency Nurses Association |
| ENA | Ecole Nationale d'Administration (French civil service academy; est. 1945) |
| ENA | European Nitrogen Assessment (Nitrogen in Europe) |
| ENA | Europe and North America |
| ENA | Escuela Nacional de Agricultura (Spanish: National School of Agriculture; El Salvador) |
| ENA | European Navigator (digital library) |
| ENA | Ethiopian News Agency |
| ENA | École Nationale d'Administration de Rabat (French: National Administration School of Rabat; Rabat, Morocco) |
| ENA | Education Networks of America (Nashville, TN) |
| ENA | Energy Networks Association (Australia) |
| ENA | École Nationale d'Agriculture de Meknès (French: National School of Agriculture of Meknes; Meknes, France) |
| ENA | Energetic Neutral Atom |
| ENA | École Nationale d'Aïkido (French martial arts school) |
| ENA | Ecovillage Network of the Americas (formerly Ecovillage Network of North America) |
| ENA | Enterprise Network Architecture |
| ENA | Electronic Networking Association |
| ENA | Exclusive Negotiation Agreement |
| ENA | Extra Neutral Alcohol |
| ENA | Eritrean National Alliance (Eritrea) |
| ENA | Encuesta Nacional Agropecuaria (Spanish: National Agricultural Survey) |
| ENA | Economisch Netwerk Albertkanaal (Belgium) |
| ENA | Enel North America (energy; various locations) |
| ENA | Enhanced Natural Attenuation |
| ENA | Energetic Neutral Analyzer |
| ENA | Extractable Nuclear Antibody |
| ENA | École Nationale d'Assurances (French: National School of Insurance) |
| ENA | EcoNews Africa |
| ENA | Eastern News Agency |
| ENA | Kenai, AK, USA - Kenai Municipal Airport (Airport Code) |
| ENA | Enterprise Networking Association |
| ENA | Enfants Non Admis (French: Children Not Admitted; movie classification) |
| ENA | External Network Adapter |
| ENA | Educandario Nordestino Adventista (Seventh-day Adventist School in Northeastern Brazil) |
| ENA | Egyptian News Agency |
| ENA | Enseigne et Néons de l'Atlantique (French: Neon Signs of the Atlantic) |
| ENA | Employment Nursing Adviser |
| ENA | École Nationale Aérotechnique |
| ENA | Economic Net Assets |
| ENA | Electricity Networks Affairs (Kahramaa; Qatar) |
