| Abbreviation | Definition |
|---|---|
| HCR | House Concurrent Resolution |
| HCS | Health Care System |
| HCUP | Healthcare Costs and Utilization Project |
| HD | Harmonized Document |
| HD | House District |
| HDA | Health & Disability Advocates |
| HDA | New Drug Application |
| HDB | Housing Development Board |
| HDE | humanitarian use exemptions (CDRH) |
| HDHP | High Deductible Health Plan |
| HDO | Hunky Dory Organization |
| HDR | Human Development Report |
| HEDIS | Healthcare Effectivensss Data and Information |
| HEP | History, Economics, and Political |
| HERO | Headquarters Emergency Response Officer |
| HES | Hazard Elimination And Safety |
| HES | Household Economic Survey |
| HEW | Department of Health, Education, And Welfare |
| HFC | Hybrid Fibre Cable |
| HFIR | High Flux Isotope Reactor |