| Acronym | Definition |
|---|
| ETO➣Ethylene Oxide |
| ETO➣European Theater Of Operations |
| ETO➣Engineer-To-Order |
| ETO➣Evapotranspiration |
| ETO➣English Touring Opera (UK) |
| ETO➣Eco Transfer Object |
| ETO➣Engineering to Order |
| ETO➣Extended Text Out |
| ETO➣Etoposide |
| ETO➣Efforts to Outcomes (Social Solutions software/services) |
| ETO➣Endorsed Training Organisation |
| ETO➣Earth To Orbit |
| ETO➣Early Termination Option |
| ETO➣European Telework Online (telecommuting) |
| ETO➣Economic, Technical or Organisational (employment law; UK) |
| ETO➣Earned Time Off |
| ETO➣European Telecommunications Office |
| ETO➣Engineering-To-Order |
| ETO➣Exercise and Training Officer (US FEMA) |
| ETO➣Economic Trade Office (various locations) |
| ETO➣Electronic Trading Opportunities |
| ETO➣Exchange Traded Option (finance) |
| ETO➣Electronics Technology Office (DARPA) |
| ETO➣Extended Terminal Option (IBM - IMS software) |
| ETO➣Energy Trust of Oregon, Inc (Portland, OR) |
| ETO➣Effects Tasking Order |
| ETO➣Exchange Tender Offer (Eurotunnel) |
| ETO➣Estimated Take-Off |
| ETO➣Ergenekon Terör Örgütü (Turkish: Ergenekon Terror Organization) |
| ETO➣Earth Traverse Outfitters (Knoxville, TN) |
| ETO➣Electronic Trial Operations (biotechnology) |
| ETO➣Extended Trochanteric Osteotomy (surgical operation) |
| ETO➣Eustachian Tube Obstruction |
| ETO➣Estimated Time of Overflight (air traffic management) |
| ETO➣Enterprise Technology Organization |
| ETO➣Excise & Taxation Officer (Pakistan) |
| ETO➣Emergency Treatment Order |
| ETO➣Equity Take Out (mortgages) |
| ETO➣Extended Time Observation |
| ETO➣Electrical Technical Officer (engineering) |
| ETO➣Engineering Technology Office |
| ETO➣Electrical-Thermal-Optical |
| ETO➣Expeditionary Theater Opening (US Department of Defense) |
| ETO➣Extended Technical Objective |
| ETO➣Estimated Time in Operation (aviation) |
| ETO➣Express Transportation Order |
| ETO➣Expiration Term of Obligation |
| ETO➣Evasion Tactics Order |
| ETO➣Échocardiographie Ttransoesophagienne (French: Transesophageal Echocardiography) |
| ETO➣Elite Tactical Operations (gaming clan) |