Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun rh_factor

1 sense of rh factor

Sense 1
rhesus factor, Rh factor, Rh -- (a blood group antigen possessed by Rh-positive people; if an Rh-negative person receives a blood transfusion from an Rh-positive person it can result in hemolysis and anemia)
       => antigen -- (any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies))