| Acronym | Definition |
|---|
| ETACS➣Extended Total Access Communication System |
| ETACS➣Electronic Total Automobile Control System |
| ETACS➣Extended Total Access Communications System |
| ETACS➣Electronic Time and Alarm Control System |
| ETACS➣Enlisted Tactical Air Controller (Air Force) |
| ETACS➣External and Taxi Aid Camera System (aeronautics) |
| ETACS➣Electro Thermally Assisted Capsular Shift (shoulder rehabilitation technique) |