Abbreviations beginning with r

RIGPRetirement Income Guarantee Plan
Miscellaneous » Unclassified

RIGPRock Island Grand Prix (Moline, IL)
Miscellaneous

RIGPRural Income Generation Project (various aid organizations)
Miscellaneous

RIGSRadio Immuno Guided Surgery
Academic & Science

RIGSRegionally Important Geological Site
Academic & Science » Geology

RIGSRepeat Induced Gene Silencing (biology)
Academic & Science

RIGSRiggs National Corporation of Washington
Business » NASDAQ Symbols

RIGSRyukyu Islands Girl Scouts
Community » Scouting

RIGSReconnaissance/Intelligence Ground Systems
Governmental

RIGSRadio-ImmunoGuided Surgery
Medical » Oncology

RIGSCenter for Research on International and Global Studies (University of California, Irvine)
Miscellaneous

RIGSRhode Island Genealogical Society (Greenville, RI)
Miscellaneous

RIGSRegionally Important Geological Site
Regional

RIGTResponsibility in Gambling Trust (UK)
Community » Law & Legal

RIGTResponsibility in Gambling Trust (UK)
Governmental » Law & Legal

RIGTCResearch Institute of Geodesy, Topography and Cartography (Czech Republic)
Academic & Science

RIHRegistered Industrial Hygienist (Association of Professional Industrial Hygienists)
Academic & Science

RIHResearch Institute for the Humanities
Academic & Science » Universities