| Abbreviation | Definition |
|---|---|
| TERINT | Terrain Intelligence |
| TERM | Terminal |
| TERMS | Terminal Management System |
| TERPES | Tactical Electronic Reconnaissance Processing and Evaluation System |
| TERPROM | Terrain Profile Matching |
| TERS | Tactical Event Reporting System |
| TES | Tactical Engagement System |
| TES | Tactical Event System |
| TES | TENCAP (Tactical Exploitation of National CAPabilities) Exploitation System |
| TES | TENCAP Exploitation System |
| TES | Theater Event System |
| TESAR | Tactical Endurance Synthetic Aperture Radar |
| TES-MP | Tactical Engagement System-Master Plan |
| TESS | Tactical Engagement Simulation System |
| TESS | Tactical Environment Support System |
| TESSIII | Tactical Environmental Surveillance System |
| TESSIII | Tactical Environmental Surveillance System version 3 |
| TESSOC | Terrorism Espionage Subversion Sabotage Organized Crime |
| TET | Targeting Effects Team |
| TETS | Third Echelon Test System |