blood typeblood type
any of the divisions in a classification of blood based on the individual agglutinogens of a given blood group that are present in a person's red blood cells
See blood group.
(plural blood types)
- A classification of blood that is based on the presence or absence of antigens in the red blood cells of an individual. For the purposes of blood transfusion three antigens referred to as "A", "B" and "RhD" (out of a total of 29) are the most important. Based on their presence the human blood can be classified to A, AB, B, and O blood types which are further divided to Rh positive or negative.
- attributive form of blood type, noun.
- The blood bank needs blood-type data on all donors.