| Abbreviation | Definition |
|---|---|
| HRDV | Howard, Rutenberg, and de Vet bacteria classification system |
| HREX | Human Radiation EXperiment |
| HRMO | Highly Resistant Micro-Organisms |
| HRMS | Health Research Management System |
| HRP | Hypersensitive Response And Pathogenicity |
| HRRC | Human Research Review Committee |
| HRSL | Human Robot Systems Laboratory |
| HRVL | Heart Rate Variability Laboratory |
| HSBT | Heat Stable Bacterial Toxin |
| HSCT | Hematopoietic Stem Cell Transplant |
| HSDAL | High-Speed Digital Architecture Laboratory |
| HSG | HysteroSalphingoGraphy |
| HSIL | Human Systems Integration Laboratory |
| HSMAT | Human Sensory Measurement Application Technology |
| HSNL | High Speed Networking Laboratory |
| HSSL | Human System Simulation Laboratory |
| HS-TNT | High sensitivity - Troponin T |
| HSV-2 | Herpes Simplex Virus -- type 2 |
| HT | High Threshold |
| HT | Hypothesis Testing |