Adjective rh positive has 1 sense
  1. rh-positive - of persons (or their blood) having the Rh factor present in their red blood cells
    Antonym: rh-negative
,Noun rh positive has 1 sense
  1. Rh-positive blood type, Rh positive - the blood group (approximately 85% of people) whose red cells have the Rh factor (Rh antigen)
    --1 is a kind of blood group, blood type
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