WOSA
| Acronym | Definition |
|---|---|
| WOSA | Wines of South Africa (industry association) |
| WOSA | Windows Open Services Architecture |
| WOSA | Windows Open System Architecture |
| WOSA | Workers' Organisation for Socialist Action (est. 1990; South Africa) |
| WOSA | Wigton Old Scholars Association |
| WOSA | Workshop on Software Assessment |
| WOSA | Written Opinion of the ISA (International Searching Authority) (World Intellectual Property Organization) |