Abbreviations beginning with r

RRRRed Right Returning (nautical navigation)
Academic & Science

RRRReduccion del Riesgo Relativo (Spanish: absolute risk reduction)
Academic & Science

RRRRegular Rate and Rhythm (normal cardiac physical exam)
Academic & Science

RRRResidual Resistivity Ratio
Academic & Science

RRRResistor-Reactor Rectifier
Academic & Science

RRRRespiration, Rate, and Rhythm (Cardiac examination)
Academic & Science

RRRRight-Red-Return (navigation, channel bouy color)
Academic & Science

RRRRisk Retention Reporter (Insurance Communications publication; Pasadena, CA)
Academic & Science

RRRRubble Rescue Radar (A low power hand-held microwave device for the detection of trapped human perso
Academic & Science » Optics

RRRRural, Regional and Remote (geographical classification; Australia)
Academic & Science

RRRRames Réversibles Régionales (French: Reversible Regional Trains)
Business

RRRReal Rate of Return
Business

RRRRecommended Retail Rate
Business

RRRRepair or Replacement Requisition
Business » Companies & Firms

RRRRequired Reserve Ratio
Business » Accounting

RRRReserve Replacement Ratio
Business