| Acronym | Definition |
|---|
| TWAC➣The World Against Cancer |
| TWAC➣time-weighted average concentration |
| TWAC➣Tactical Weather Analysis Center |
| TWAC➣Targeting Weaponeering Assistance Cell |
| TWAC➣Target Wide Area Communications |
| TWAC➣Turbocharger Wastegate Actuator Control |
| TWAC➣Travel with a Challenge (online magazine) |
| TWAC➣Teens with A Cause |
| TWAC➣Twitter Age Co-Efficient |