| Acronym | Definition |
|---|
| ENS | Environment News Service |
| ENS | École Normale Supérieure (French school) |
| ENS | Episcopal News Service |
| ENS | Event Notification Service |
| ENS | Ensign |
| ENS | Emergency Notification System |
| ENS | Ensign (USCG, USN) |
| ENS | Espace Naturel Sensible (French: Sensitive Natural Area) |
| ENS | Economics of National Security (various organizations) |
| ENS | Equipos de Nuestra Señora (Spanish: Teams of Our Lady) |
| ENS | Ente Nazionale Sordomuti (Italian: National Institute for Deaf-Mutes) |
| ENS | Edward Nathan Sonnenbergs (law firm; South Africa) |
| ENS | European Nuclear Society |
| ENS | Enteric Nervous System |
| ENS | English Native Speakers (education program) |
| ENS | Execute News Service |
| ENS | Enhanced Network Services |
| ENS | External Nonhostile Structured |
| ENS | Enterprise Network Services |
| ENS | Electronic News Server |
| ENS | Enhanced Network Solutions |
| ENS | Electronic Network Systems |
| ENS | End Note Style File |
| ENS | Extended Networking Support |
| ENS | Embedded Networked Sensing |
| ENS | European Standards |
| ENS | Ecole National Supérieure (French: Top National School) |
| ENS | Event Notification System (software) |
| ENS | Enterprise Networking Solutions, Inc. (California) |
| ENS | Enterprise Network Services (Convergent) |
| ENS | Enterprise Nervous System |
| ENS | Energy Not Supplied |
| ENS | Empty Nest Syndrome |
| ENS | Emet News Service (Israel) |
| ENS | Enschede, Netherlands - Twente (Airport Code) |
| ENS | Enhanced Network Selection (GPS) |
| ENS | Ecole Nationale Syndicale (French: National School Association) |
| ENS | External Neutron Source |
| ENS | Electronic Negotiation System (Canada) |
| ENS | Enterprise Network Strategy |
| ENS | Enhanced Navigation System |
| ENS | Explosive Neutralization System |
| ENS | Enterprise Networking System |
| ENS | Entergy Nuclear South |
| ENS | Electronic News Services |
| ENS | European Network for Science |
| ENS | European Networks and Services |