| Abbreviation | Definition |
|---|---|
| ISAL | Indian students association Leuven |
| ISAL | Indian Students Association of Leuven |
| ISAN | Indigenous Student Affairs Network |
| ISAO | International Student Advisors Office |
| ISAO | International Student Advisors' Office |
| ISAO | International Student Affairs Office |
| ISAP | Indigenous Student Access Program |
| ISAP | Indigenous Student Achievement Pathways |
| ISAP | Individual Student Assessment Plan |
| ISAP | International Student Admissions and ProgramsInternational Student Admissions and Programs |
| ISAP | International Student Affairs Programs |
| ISAP | International Student Ambassador Programme |
| ISAP | Iranian Student Association of Portland |
| ISAQ | Indonesian Student Association of QUT |
| ISAS | International Student Advising Services |
| ISAT | Illinois Student Achievement Test |
| ISAT | Intelligent Students At Twin Groves |
| ISAT | International Student Admissions Test |
| ISB | International Student Barometer |
| ISBL | International Student Basketball League |