blood group

noun

, Medicine/Medical.

1. any of various classes into which human blood can be divided according to immunological compatibility, based on the presence or absence of specific antigens on red blood cells.

blood group

noun

1. any one of the various groups into which human blood is classified on the basis of its agglutinogens Also calledblood type

blood group

1. See blood type

blood group

1. See blood type .

Word History and Origins

Origin of blood group¹

First recorded in 1915–20