| Acronym | Definition |
|---|
| ECTT➣European Union Council on Tourism and Trade (Bucharest, Romania) |
| ECTT➣Espérance Ceyratoise Tennis de Table (French table tennis club) |
| ECTT➣Evergreen Container Terminal Thailand (Bangkok, Thailand) |
| ECTT➣École de Conduite Tourlonias-Tomas (French driving school) |
| ECTT➣Europe Convention on Transfrontier Television |