al·​lo·​an·​ti·​gen | \ ˌa-lō-ˈan-ti-jən How to pronounce alloantigen (audio) \

Definition of alloantigen

: an antigen present only in some individuals (as of a particular blood group) of a species and capable of inducing the production of an alloantibody by individuals which lack it

First Known Use of alloantigen

1964, in the meaning defined above

History and Etymology for alloantigen

allo- + antigen

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The first known use of alloantigen was in 1964

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Cite this Entry

“Alloantigen.” Dictionary, Merriam-Webster, Accessed 7 Jul. 2020.

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al·​lo·​an·​ti·​gen | \ ˌal-ō-ˈant-ə-jən How to pronounce alloantigen (audio) \

Medical Definition of alloantigen

: a genetically determined antigen present in some but not all individuals of a species (as those of a particular blood group) and capable of inducing the production of an alloantibody by individuals which lack it

called also isoantigen

Other Words from alloantigen

alloantigenic \ -​ˌant-​ə-​ˈjen-​ik How to pronounce alloantigenic (audio) \ adjective

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