| Acronym | Definition |
|---|
| ADIA | Abu Dhabi Investment Authority (United Arab Emirates) |
| ADIA | Australian Drilling Industry Association |
| ADIA | Abu Dhabi International Airport (United Arab Emirates) |
| ADIA | Association of Dental Implant Auxiliaries (est. 1990) |
| ADIA | Australian Dental Industry Association (est. 1925) |
| ADIA | Australian Diagnostic Imaging Association (est. 1999; Victoria, Australia) |
| ADIA | Association d'Experts Immobiliers Architectes (French architectural association) |
| ADIA | Assistive Devices Industry Association (of Canada) |