OSRR
| Acronym | Definition |
|---|---|
| OSRR | Open Split Ring Resonator |
| OSRR | Office of Student Rights and Responsibilities (various universities) |
| OSRR | Orthopedic Surgery Residency Ring |
| OSRR | Open Source Religious Resources |
| OSRR | Office of Site Remediation and Restoration (US EPA) |
| OSRR | Office of Spill Response and Remediation (Virginia) |