ETAS
| Acronym | Definition |
|---|---|
| ETAS | English Teachers Association of Switzerland |
| ETAS | Emerging Technology Advisory Service (International Data Corporation) |
| ETAS | Elevated Target Acquisition System |
| ETAS | Effective True Airspeed |
| ETAS | Emergency Technical Assistance Support (telecommunications) |
| ETAS | Escort Towed Array System |
| ETAS | Engineering Tools Applications and Services |
| ETAS | Environment for Trusted Ada Software |