| Acronym | Definition |
|---|
| ADIT | Advanced Diploma in Information Technology (various organizations) |
| ADIT | Agence pour la Diffusion de l'Information Technologique |
| ADIT | Alien Documentation, Identification and Telecommunication System (US Immigration) |
| ADIT | Accessibility for people with Disabilities through standards, Interoperability and Testing (GSA program) |
| ADIT | Analog-Digital Integration Translator |
| ADIT | Automatic Detection and Integrated Track |
| ADIT | Automatic Digital Test |
| ADIT | Accelerator-Driven Transmutation Technologies |
| ADIT | Aircraft Damage Investigation Team |