| Abbreviation | Definition |
|---|---|
| UIO | Universitetet I Oslo |
| UIO | University In Oslo |
| UIP | Undergraduate Internship Program |
| UIP | University Immersion Program |
| UIP | University Internship Program |
| UIP | University Internship Programs |
| UIP | University Investment Pool |
| UIP | University of Iowa Pharmaceuticals |
| UIR | University- Industry Relations |
| UIR | UROP In Residence |
| UIRC | University Information Resource Centre |
| UIRT | University Industry Research And Technology |
| UIS | University Information Services |
| UIS | University of Illinois at Springfield |
| UIS | University of Illinois Springfield |
| UIT | University Information and Technology |
| UIT | University Information Technology |
| UIT | Usman Institute of Technology, Hamdard University |
| UiTM | Universiti Teknologi Mara |
| UITM | University of Information Technology and Management |