| Acronym | Definition |
|---|
| ETTI➣Entreprises de Travail Temporaire d'Insertion (French temporary employment company) |
| ETTI➣European Technology Transfer Initiative |
| ETTI➣Enterprise Trenchless Technologies, Inc. (Lisbon Falls, ME) |
| ETTI➣Espoon-Vantaan tuotantotalouden insinöörit (Espoo, Finland) |
| ETTI➣Entertainment Technology Training Institute (Australia) |