- RSR
- Regulatory And Statistical Return (Governmental » US Government)* Regular sinus rhythm (Medical » Physiology)* Required Supply Rate (Governmental » Military)* Rotordynamics- Seal Research (Business » Firms)* Rockem Sockem Robots (Community » Sports)* Rotating Shadowband Radiometer (Academic & Science » Ocean Science)* Rochester and Southern Railroad (Regional » Railroads)* Region Student Representative (Academic & Science » Universities)* Ransburg Scout Reservation (Miscellaneous)* Rodeo Stock Registry of North America (Business » Firms)* Rehabilitation Service Representative (Business » Positions)* Remote Sensing Research, Inc. (Business » Firms)* Ready Set Race (Community » Sports)Readiness Status Report (Governmental » Military)
Abbreviations dictionary. 2012.