n.
Pronunciation: ' he-t ə -r ə - ˌ f ī (- ə )
Variant: or het · ero · phil \ - ˌ fil \
Function: adjective
Date: 1920
: relating to or being any of a group of antigens in organisms of different species that induce the formation of antibodies that will cross-react with the other antigens of the group also : being or relating to any of these antibodies