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What does RSO stand for?

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Rank Abbr.Meaning
RSORegistered Student Organization (various universities)
RSORecognized Service Organization (Lutheran Church Missouri Synod)
RSORecognized Student Organization
RSORoanoke Symphony Orchestra (Roanoke, VA)
RSORecognized Security Organization (International Maritime Organization ISPS code)
RSORobert Stigwood Organization
RSORegina Symphony Orchestra (Canada)
RSORainbow Symphony Orchestra (Paris, France)
RSORohingya Solidarity Organization (Burma)
RSORegistered Safety Officer (International Board of Environmental Health and Safety)
RSORally Sport Ontario
RSORailway Sub - Office
RSORainbow Service Organization (Peterborough, ON, Canada gay rights and information)
RSORidgewood Symphony Orchestra (Ridgewood, NJ)
RSORegistered Student Organisation
RSORavenna String Orchestra (Ravenna, OH)
RSORegional Standards Organization
RSORon Smolen Orchestra (Chicago, IL)
RSOResearch Services Office (various locations)
RSORegional Science Olympiad (education)
RSORadio-Sinfonie-Orchester (German: Radio Symphony Orchestra)

showing only Organizations definitions (show all 78 definitions)

Note: We have 182 other definitions for RSO in our Acronym Attic