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alloantibody

American  
[al-oh-an-ti-bod-ee, -an-tee-] / ˌæl oʊˈæn tɪˌbɒd i, -ˈæn ti- /

noun

Immunology.

plural

alloantibodies
  1. an antibody that reacts with an antigen from a genetically different individual of the same species.


Etymology

Origin of alloantibody

First recorded in 1965–70; allo- + antibody