rhesus factor
HUMAN BLOOD GROUP SYSTEMS
Rhesus factor; Rh factor; Rh Negative; Rh Blood Group System; Rh Factor; Rh negative; Rh positive; Rh-; Rhesus Factor (Rh factor); Rhesus Factor (Rh Factor); Rhesus Factor; Rhesus positive; Rhesus negative; Rh-hr blood-group system; Rhesus antigen; Rh blood groups; Negative Rh factor; Positive Rh factor; Rh+; Rh D; Rhesus blood group system; Rhesus Negative; Rh system; Rh antigen; Wiener notation; R2R2 cell; R2 R2 cell; R2R2 cells; Weak D; Rh-negative; Golden blood; RhD antigen; Rh(D) antigen; Rh antigen system; Rh group; Rh blood; RH group; Rh type; RH type; RH blood; RH antigen; Rh factor sensitization; Rh null; Rh null blood; Rhnull; Rhnull blood
The rhesus factor is something that is in the blood of most people. If someone's blood contains this factor, they are rhesus positive. If it does not, they are rhesus negative.
= Rh factor
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