| Abbreviation | Definition |
|---|---|
| RSSP | Rural Sector Support Project |
| RSSR | Red Smoked Smoked Red |
| RSSR | Reservation Sales and Service Rep |
| RSSR | Restricted Sum of Squared Residuals |
| RSSR | Route Service Sales Representative |
| RSSR | Rural Std Schedule Of Rates |
| RSSS | RA Sjogren S Scleroderma |
| RSSS | Rashtriya Swaxam Sevak Sangh |
| RSSS | Regime Switching State Space |
| RSSS | Russell S Support System |
| RSSSF | Rec Sport Soccer Statistics Foundation |
| RSSSF | Recreation and Sports Soccer Statistics Foundation |
| RSSZ | Rise and Shine Shear Zone |
| RSSZ | Risk Set Size Zero |
| RSSZ | Road Structure Safety Zone |
| RSSZ | Rombak Skjomen shear zone |
| RSSZ | Rombaken Skjomen Shear Zone |
| RSSZ | Rung Sat Special Zone |
| RST | Radiation Shield Technologies |
| RST | Rajiv Sarla Tarlochen |