WTAS
| Acronym | Definition |
|---|---|
| WTAS | Web Technologies, Applications and Services (International Association of Science and Technology for Development) |
| WTAS | Wireless Technology Advisory Service (Joint Academic Network; UK) |
| WTAS | Wealth & Tax Advisory Services, Inc. |
| WTAS | Windfall Tax and Associated Spending (UK) |
| WTAS | Western Time Attitude Scale (psychology and physiology) |