EATR
| Acronym | Definition |
|---|---|
| EATR | Energetically Autonomous Tactical Robot (Defense Advanced Research Projects Agency) |
| EATR | Exhaust Air Transfer Ratio (ventilation) |
| EATR | Effective Average Tax Rate |
| EATR | Edgewood Arsenal Technical Report |
| EATR | Environment Assessment Technical Report of DEIA |
| EATR | En-Route Air Traffic Regulation |