| Abbreviation | Definition |
|---|---|
| TCPL | Theater Critical Personnel List |
| TCPS | Technical Control and Processing Section (new term for TCAE) |
| TCR | Tactical Control Room |
| TCR | Test Completion Report |
| TCR | Transfer Control Record |
| TCRP | Tactical Commanders Readiness Program |
| TCS | Tactical Communications System |
| TCS | Tactical Computer Terminal |
| TCS | Tactical Counter Strike |
| TCS | Technical Control Station |
| TCS | Technology Communication Supplies |
| TCS | Temporary Change of Station |
| TCS | Terminal Capability Set |
| TCS | Theater Communications System |
| TCSEC | DoD Trusted Computer System Evaluation Criteria |
| TCSP | Theater Consolidation and Shipping Point |
| TCT | Tactical Commander's Terminal |
| TCT | Tactical Computer Terminal |
| TCT | Time Critical Target |
| TCT | Track Clearing Time |