| Abbreviation | Definition |
|---|---|
| DA | digital angiography |
| DA | direct agglutination |
| DA | discriminant analysis |
| DA | dissecting aneurysm |
| DA | distal aorta |
| DA | distributable amount |
| DA | district audit |
| DA | dorsal aorta |
| DA | ductus arteriosus |
| DAARTXX | Diagnostics, Assessment and Access to Rehabilitation and Treatment |
| DAAT | Drug and Alcohol Action Team |
| DAC | Disabilities Advisory Council |
| DAC | disabled adult child |
| DAC | Disaster Assistance Center |
| DAC | Dispening Alliance Contractors |
| DAC | dry air challenge |
| DACHS | Directorate of Adult Children and Housing Services |
| DAFNEXX | dose adjustment for normal eating |
| DAGU | Disability Advisory Group for Users |
| DAN | data acquisition in neurophysiology |