| Acronym | Definition |
|---|
| HSRG➣Heat-Recovery Steam Generator (energy) |
| HSRG➣Hatchery Scientific Review Group (Puget Sound and Coastal Washington Hatchery Reform Project) |
| HSRG➣Health Services Research Group (health data analysis; est. 1988; University of Newcastle; New South Wales, Australia) |
| HSRG➣Highway Safety Research Group (Louisiana) |
| HSRG➣High School Reform Group |