homophobia Syllabification: (ho·mo·pho·bi·a)Pronunciation: /ˌhōməˈfōbēə/Translate homophobia | into German | into Italian Definition of homophobia noun an extreme and irrational aversion to homosexuality and homosexual people. Derivatives homophobePronunciation: /ˈhōməˌfōb/ noun homophobicPronunciation: /-ˈfōbik/ adjective Origin: 1960s: from homosexual + -phobiahomophobia in other Oxford dictionaries Definition of homophobia in the British & World English dictionary