| Abbreviation | Definition |
|---|---|
| HCM | Horizontal Conveyor Module |
| HCM | Human Capital Management |
| HCP(s) | healthcare provider(s) |
| HCR | health care recruiting |
| HCS | Hazard Communication Standard |
| HCU | Horizontal Competancy Unit |
| HCW | health care workers |
| HD | Half Done |
| HD | Have Done |
| HD | High Demand |
| HDA | Honda Dealers Alternative |
| HDHC | High Deductible Health Coverage |
| HDHP | High Deductible Health Plan |
| HDQRS | Headquarters |
| HDS | Hospitality Driven Services |
| HEAL | Helping Employees Address Life |
| HEDC | Hispanic Economic Development Corporation |
| HELIBOR | Helsinki Interbank Offered Rate |
| HELOC | Home Equity Lines Of Credit |
| HELP | Harford Equity Leadership Program |