combining form
Syllabification: (com·bin·ing form)
Pronunciation: /kəmˈbīniNG/
Definition of combining form
noun
GrammarIn this dictionary, combining form is used to denote an element that contributes to the particular sense of words (as with bio- and -graphy in biography), as distinct from a prefix or suffix that adjusts the sense of or determines the function of words (as with un-, -able, and -ation).