| UCT | Upper Canada Technologies | 上加拿大技术公司 |
| UCT | The University Of Cape Town | 开普敦大学 |
| UCT | Universal Conversion Technologies | 通用转换技术 |
| UCT | Ultimo Champion Tourny | 终极冠军Tourny |
| UCT | Upper Critical Temperature | 上限临界温度 |
| UCT | Underwater Construction Team | 水下修建组 |
| UCT | Undergraduate CSO (Combat System Officer) Training | 本科CSO（作战系统军官）培训 |
| UCT | University of Central Texas (Killeen, TX) | 德克萨斯州中部大学（德克萨斯州基林） |
| UCT | Usage and Conversation Time (Bellcore) | 用法和会话时间（Bellcore） |
| UCT | Order of United Commercial Travelers of America | 美国商业旅行者联合会 |
| UCT | University of Cape Town | 开普敦大学 |
| UCT | Uniform Convergence Theorem | 一致收敛定理 |
| UCT | Ukhta (Russia) | 乌克兰（俄罗斯） |
| UCT | Universal Coordinate Time (GMT) | 世界坐标时间（GMT） |
| UCT | University Center Tower (University of Texas Health Science Center at Houston ) | 大学中心塔（德克萨斯大学休斯顿健康科学中心） |
| UCT | unchanged conventional treatment | 不变的常规处理 |
| UCT | ultrasound computerized tomography | 超声计算机断层扫描 |
| UCT | Union City Transit Division (California) | 联合市交通部（加利福尼亚州） |
| UCT | User Check Test | 用户检查测试 |
| UCT | Universal Coordinated Time | 世界协调时间 |
| UCT | Unit Communication Time | 机组通信时间 |
| UCT | The Uuniversity Of Cape Town | 开普敦大学 |
| UCT | Universidad CatÓlica de Temuco | Universidad CatÓlica de Temuco |
| UCT | Underwater Camping Team | 水下露营队 |