| 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) |