| Abbreviation | Definition |
|---|---|
| TIIP | Topographic Imagery Integration Prototype |
| TILO | Technical and Industrial Liaison Office |
| TIM | Technical Interface Meetings |
| TIM | Theater Information Management |
| TIM | Toxic Industrial Material |
| TIM | Training In Mission |
| TIM | Transformation of Installation Management |
| TIMEREQ | Time Request |
| TIMERESP | Time Response |
| TIMMS | TMDE Integrated Material Management System |
| TIMS | Technical Information Management System |
| TIMS | TECOM Integrated Management System |
| TIMS | TFCC Information Management System |
| TIMS | Tracker Image Management System |
| TIN | Triangular Irregular Network |
| TIN | Triangulated Internal Network |
| TINA | There Is No Alternative |
| TINS | Thermal Imaging Navigation Set |
| TIO | Target Intelligence Officer |
| TIOH | The Institute of Heraldry |