| Acronym | Definition |
|---|
| HRSI➣High-temperature Reusable Surface Insulation |
| HRSI➣High-Resolution Satellite Imagery |
| HRSI➣Hard Red Spring Wheat Index |
| HRSI➣Human Rights Students Initiative (Central European University) |
| HRSI➣Healthcare Resolution Services, Inc. (Akron, OH) |
| HRSI➣High Resolution Seismic Imaging (Halliburton) |
| HRSI➣Hal Roach Studios, Inc. (Los Angeles, CA) |