Dictionary
2 ENTRIES FOUND:

blood group

noun

Definition of BLOOD GROUP

:  one of the classes (as those designated A, B, AB, or O) into which individuals or their blood can be separated on the basis of the presence or absence of specific antigens in the blood —called also blood type

First Known Use of BLOOD GROUP

1916

blood group

noun    (Medical Dictionary)

Medical Definition of BLOOD GROUP

:  one of the classes (as A, B, AB, or O) into which individual vertebrates and especially human beings or their blood can be separated on the basis of the presence or absence of specific antigens in the blood—called also blood type

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