| Acronym | Definition |
|---|
| UCT | University of Cape Town |
| UCT | Unconditional Cash Transfer (aid program; various locations) |
| UCT | Universal Coordinated Time |
| UCT | United Kingdom to New York (routing designation; US Navy) |
| UCT | Ukhta (Russia) |
| UCT | Underwater Construction Team |
| UCT | Unemployment Compensation Tax (Florida) |
| UCT | Uncorrelated Target (US Air Force) |
| UCT | Undergraduate Cyberspace Training (US Air Force) |
| UCT | Upper Critical Temperature |
| UCT | Unified Command Team |
| UCT | Union County Tourism (Oregon) |
| UCT | Universal Conversion Technologies (Addison, TX) |
| UCT | University Center Tower (University of Texas Health Science Center at Houston ) |
| UCT | Order of United Commercial Travelers of America |
| UCT | Universal Coordinate Time (GMT) |
| UCT | University of Central Texas (Killeen, TX) |
| UCT | Uniform Convergence Theorem |
| UCT | Usage and Conversation Time (Bellcore) |
| UCT | User Check Test |
| UCT | Union City Transit Division (California) |
| UCT | Undergraduate CSO (Combat System Officer) Training |