WSHA
| Acronym | Definition |
|---|---|
| WSHA | Washington State Hospital Association |
| WSHA | Windows Security Health Agent |
| WSHA | Windows Security Health Agent (Microsoft) |
| WSHA | Washington State Horticultural Association |
| WSHA | Workplace Safety and Health Act of 2006 (Singapore) |
| WSHA | Wyoming Speech-Language-Hearing Association |
| WSHA | Whiteinch & Scotstoun Housing Association (Scotland, UK) |
| WSHA | West Sussex Health Authority (now West Sussex Primary Care Trust; UK) |