| Acronym | Definition |
|---|
| SITT | Spectrum Information Technologies and Telecommunications (Canada) |
| SITT | Small Intestinal Transit Time |
| SITT | Summer Institute on Technology in Teaching (Teaching Resources Center; University of California, Davis; Davis, CA) |
| SITT | Switch Interoperability Test Tool |
| SITT | Service de l'Informatique et des Traces Technologiques (French: Department of Computer Science and Technology Tracks; est. 2001) |
| SITT | Shipboard Integrated Tactical Team (US Navy) |
| SITT | System Integration & Test Terminal |
