| Acronym | Definition |
|---|
| EHTA➣Euskal Herria Ta Askatasuna (Basque Country organization) |
| EHTA➣Euroregion Historic Towns Association (Canterbury, UK) |
| EHTA➣East Hartford Taxpayers Association (Connecticut, USA) |
| EHTA➣European Health Telematics Association |
| EHTA➣Extended Hierarchical Task Analysis (cognitive device interface) |
| EHTA➣Estonian History Teachers' Association |