| Abbreviation | Definition |
|---|---|
| OSES | Ouargla Students Energy Symposium |
| OSF | Office of Student Finance |
| OSFA | Office of Student Financial Aid |
| OSFA | Office of Student Financial Assistance |
| OSGA | Owen Student Government Association |
| OSHC | Overseas Student Health |
| OSHC | Overseas Student Health Cover |
| OSHS | Office of Safe and Healthy Students |
| OSI | Office of Student Involvement |
| OSID | Office of Student Involvement and Development |
| OSIM | Online Students Information Manager |
| OSIS | Open Student Information System |
| OSLO | Outstanding Student Learning Opportunity |
| OSP | Office of Student Programming |
| OSPIRG | Oregon Students Public Interest Research Group |
| OSPL | Oxford Student Publications Limited |
| OSR | Office of Student Returns |
| OSR | Online Student Records |
| OSRC | Online Student Resource Center |
| OSRR | Office of Student Rights and Responsibilities |