| Acronym | Definition |
|---|
| IRAT➣Institut de Recherches Agronomiques Tropicales (Madagascar) |
| IRAT➣Individual Readiness Assurance Test |
| IRAT➣Imaging Response Assessment Team (drug response assessment) |
| IRAT➣Inter-Radio Access Technology |
| IRAT➣Integrated Resource Analysis Team (Support to US Department of Defense; Director, Operational Test and Evaluation) |
| IRAT➣Incident Risk Analysis Toolkit |
| IRAT➣Interim Remote Area Terminal |
| IRAT➣Inter-SGSN Routing Area Table (GPRS services) |
| IRAT➣Incident Response Analysis Team |
| IRAT➣Independent Risk Assessment Team |
| IRAT➣International Response Access Team (Virginia Beach, VA) |