| Abbreviation | Definition |
|---|---|
| UOS | University of Sharjah |
| UOS | University of Sheffield |
| UOS | University Of Suffolk |
| UOS | University of Sulaimani |
| UOS | University Of Swabi |
| UOS | University Operations Services |
| UOS | University Orthopaedic Surgeons |
| UOS | University Orthopedic Surgeons |
| UOT | Universities of Technology |
| UOT | University of Technology |
| UOT | University of Texas |
| UOT | University of the Trees |
| UOT | University of Toronto |
| UOT | University of Turbat |
| UOTC | University of Ottawa Triathlon Club |
| UOTC | University of the Commons |
| UOTC | University Officer Training Corps |
| UOTC | University Officer Training Corps (UK) |
| UOTC | University Officers Training Corps |
| UOTF | University Of The Future |