| Acronym | Definition |
|---|
| IDRA➣Intercultural Development Research Association |
| IDRA➣Ideal Resource Allocation |
| IDRA➣Island Drag Racing Association |
| IDRA➣International Disaster Recovery Association |
| IDRA➣Interior Department Recreation Association |
| IDRA➣International Digital Radio Association |
| IDRA➣Integrated Dispatch Radio System |
| IDRA➣Inverhuron District and Ratepayers Association |