alloantigen

[al-oh-an-ti-juh n, -jen]

noun Immunology.

an antigen present in some but not all individuals of the same species, as those in different human blood groups.

Origin of alloantigen

First recorded in 1965–70; allo- + antigen

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

alloantigen in Medicine

(ăl′ō-ăn′tĭ-jən)