| Abbreviation | Definition |
|---|---|
| RSOP | Retirement and Stock Ownership Plan |
| RSOP | Rotation of State Of Polarization |
| RSOR | Range Safety Operations Requirements |
| RSOR | Recognition Selection and Operations in Regions |
| RSOR | renal specific oxido reductase |
| RSOR | Resort |
| RSOR | Resultant Set Of Rules |
| RSOR | Rohingya Solidarity Organization for Rights |
| RSP | Radio Spectrum Processor |
| RSP | Random Scratch Project |
| RSP | Rapid Solidification Processing |
| RSP | RDF Stream Processing |
| RSP | Real Street Performance |
| RSP | Really Smart Person |
| RSP | Recruit Separation Platoon |
| RSP | Recruit Sustainment Program |
| RSP | Remote Site Processor |
| RSP | Reporting Suite Paris |
| RSP | Repositories Support Project |
| RSP | Ribbons Sparkles Paint |