| Term | Full Form | Category |
|---|---|---|
| IDDT | Infectious Disorders Drug Targets | Others |
| IDDT | Insulin Dependent Diabetes Trust | Others |
| IDDT | Integrated Dual Diagnosis Treatment | Others |
| IDDT | Integrated Dual Disorder Treatment | Others |
| IDDT | Integrated Dual Disorders Treatment | Others |
| IDDT | Irish Driver Driving Test | Others |