WHSI
| Acronym | Definition |
|---|---|
| WHSI | Wake Health Services Inc. (Wake County, NC) |
| WHSI | Welsh Heritage Schools Initiative (est. 1990; UK) |
| WHSI | Worcester Healthy Start Initiative (Worchester, MA) |
| WHSI | Wound Healing: Science and Industry (meeting) |
| WHSI | Wildlife Habitat Suitability Index |