| Acronym | Definition |
|---|
| ORSP➣Office of Research and Sponsored Programs |
| ORSP➣Office of Research Subjects Protection (Virginia) |
| ORSP➣Ohio Research Scholars Program (research grants; Ohio) |
| ORSP➣Operations Research Society of the Philippines |
| ORSP➣Office of Reserve Service Protection (Australia) |
| ORSP➣Offsite Radiological Safety Program |