CDAI
| Acronym | Definition |
|---|---|
| CDAI | Crohn's Disease Activity Index |
| CDAI | Conference of Defence Associations Institute (Ottawa, Ontario, Canada) |
| CDAI | Centro de Desarrollo Artístico Infantil (Spanish: Artistic Child Development Center; Guatemala) |
| CDAI | Cervantes Digital Archive of Images (Department of Hispanic Studies; Texas Agricultural and Mechanical University; College Station, TX) |
| CDAI | Consumer Deposit Account Information (banking) |