ECTU
| Acronym | Definition |
|---|---|
| ECTU | Edinburgh Clinical Trials Unit |
| ECTU | Extension Computing Technology Unit (Oregon State University) |
| ECTU | Enhanced Channel Test Unit |
| ECTU | East County Teachers Uniserv (California Teachers Association) |
| ECTU | Echinochloa Turneriana |
| ECTU | European Credit Transfer Units |
| ECTU | Elite Counter-Terrorism Unit (gaming) |
| ECTU | Encuentro de Comercializacion Turistica de Aviabue |