TWIS
| Acronym | Definition |
|---|---|
| TWIS | This Week In Science (UC Davis radio show) |
| TWIS | Tennessee Web Immunization System (Tennessee Department of Health; Nashville, TN) |
| TWIS | That's What I Said |
| TWIS | Tourism With Integrated System (Italy) |
| TWIS | This Week in Sarasota (calendar website; Florida) |
| TWIS | Tactical WWMCC Information System |