| Acronym | Definition |
|---|
| WTAC➣Willingness to Accept Compensation (economics) |
| WTAC➣Wisconsin Tax Appeals Commission |
| WTAC➣Welsh Therapies Advisory Committee (Wales, UK) |
| WTAC➣World Telecommunications Advisory Council |
| WTAC➣West Tennessee Animal Coalition (Huntingdon, TN) |
| WTAC➣Western Transportation Advisory Council (Canada) |
| WTAC➣Writing and Thinking Across the Curriculum (Collins Education Associates) |