| Acronym | Definition |
|---|
| OISS➣Office of International Students and Scholars |
| OISS➣Office of International Student Services |
| OISS➣Office of Information Systems Security |
| OISS➣Optimal Image Sampling Schedule (medical imaging) |
| OISS➣Operational Intelligence Support System |
| OISS➣Office of Supportive Services (Michigan State University) |