| Acronym | Definition |
|---|
| ETU➣Electrical Trades Union |
| ETU➣European Taekwondo Union |
| ETU➣Ebola Treatment Unit |
| ETU➣Expect the Unexpected (movie) |
| ETU➣European Trade Union |
| ETU➣Engine Tune Up |
| ETU➣Saint Petersburg Electrotechnical University (Russia) |
| ETU➣Easy to Understand |
| ETU➣Easy to Use |
| ETU➣Ethylene Thiourea (pesticide & fungicide) |
| ETU➣Engineering Test Unit |
| ETU➣Embrace the Unknown (band) |
| ETU➣Educational Technology Unit |
| ETU➣Environmental Test Unit |
| ETU➣Economics and Trade Unit (UN Environment Programme) |
| ETU➣Elementary Time Unit (SIM card timing unit) |
| ETU➣Ethernet Termination Unit |
| ETU➣Early Training Unit |
| ETU➣Estimated Time to Be Up |
| ETU➣Emergency Task Unit (various locations) |
| ETU➣Emergency Tactical Unit |
| ETU➣Estimated Time of Upgrade |
| ETU➣Expeditionary Training Unit |
| ETU➣Express Treatment Unit (medical) |
| ETU➣Evidence Techinical Unit |