| Acronym | Definition |
|---|
| HHSC➣Health and Human Services Commission |
| HHSC➣Hawaii Health Systems Corporation |
| HHSC➣Hamilton Health Sciences Centre (Canada) |
| HHSC➣Headquarters & Headquarters Service Company (US Army) |
| HHSC➣Health and Human Services Center |
| HHSC➣House Homeland Security Committee (US House of Representatives) |
| HHSC➣Human Hematopoietic Stem Cell (biology) |