| Abbreviation | Definition |
|---|---|
| HSRN | Health Services Research Network |
| HSRN | Heritage Science Research Network |
| HSRN | High Speed Research Network |
| HSRO | Human Subject Research Office |
| HSRO | Human Subjects Research Office |
| HSRP | Human Subject Research Protection |
| HSRR | Health Services Research Resources |
| HSRR | Hertie School Research Repository |
| HSRR | Human Subjects Research Review |
| HSSR | Health Services and Systems Research |
| HSSR | Humanities and Social Science Research |
| HSSR | Humanities and Social Sciences Research |
| HSWT | High Speed Wind Tunnel |
| HTMR | Hubs for Trials Methodology Research |
| HTMR | Hubs in Trials Methodology research |
| HTRA | Half Time Research Assistantship |
| HTRAC | Hard Target Research and Analysis Center |
| HTRC | High Temperature Research Centre |
| HTRF | Hunter Transplant Research Foundation |
| HTRFR | Hillary Trail Run for Research |