| Acronym | Definition |
|---|
| OPSF➣Open Shortest Path First |
| OPSF➣Oil Price Stabilization Fund (various countries) |
| OPSF➣Occupational Physicians Scholarship Fund |
| OPSF➣Orthogonal Polynomials and Special Functions |
| OPSF➣Optical Point Spread Function |
| OPSF➣Okaloosa Public Schools Foundation (Florida) |