| Acronym | Definition |
|---|
| CIRG | Critical Incident Response Group |
| CIRG | Cancer International Research Group (Translational Research in Oncology; Edmonton, Alberta, Canada) |
| CIRG | Clinical Informatics Research Group (University of Washington; Seattle, WA) |
| CIRG | Central Institute for Research on Goats (India) |
| CIRG | Computational Intelligence Research Group (various locations) |
| CIRG | Cybernetic Intelligence Research Group (University of Reading; UK) |
| CIRG | Centre International de Recherches Glyptographiques (French: International Glyptics Research Center; Belgium) |
| CIRG | Construction Industry Reference Group (Australia) |