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What does AR stand for?

showing only Science & Medicine definitions (Show all)

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Rank Abbr.Meaning
ARAmateur Radio
ARActive Region (sunspot observation)
ARAction Research
ARAnnual Rate
ARAcid Reflux
ARAspect Ratio
ARAcoustic Research (loudspeaker manufacturer)
ARAndrogen Receptor
ARAntibiotic Resistance
ARAdrenergic Receptor (protein)
ARArtificial Respiration (aka artificial resuscitation)
ARAllergic Rhinitis
ARAutomated Reasoning
ARAutosomal Recessive (genetics; recessive gene on one of the 23 pairs of autosomes)
ARAdverse Reaction
ARAntimicrobial Resistance
ARAtmospheric Research
ARAortic Regurgitation (aortic insufficiency)
ARAnal Retentive
ARAir Resistance
ARArea Ratio
ARAttributable Risk
ARAldose Reductase
ARAcute Rejection
ARAngle Resolved
ARAvance-Retard (French)
ARAge Regression
ARAtrophic Rhinitis (pig respiratory disease)
ARAxial Ratio
ARActivity Ratio
ARApproximate Reasoning
ARAuscultacion Respiratoria (Spanish: Respiratory Auscultation)
ARAcetal Resin
ARAdvanced Reactor
ARAcoustic Reflex
ARAir Revitalization
ARArtificial Resuscitation
ARAbsorber Rod
ARArchival Researcher
ARAtmospheric Revitalization
ARArgonne Area Office (US DOE)
ARAdaptive Reception Control
ARAgonist Reversal (PNF technique)

showing only Science & Medicine definitions (show all 208 definitions)

Note: We have 156 other definitions for AR in our Acronym Attic

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