hyphenatePronunciation: /ˈhʌɪfəneɪt/Translate hyphenate | into German | into Italian Definition of hyphenate verb [with object] write or separate with a hyphen: do you hyphenate ‘willy-nilly’? (as adjective hyphenated)a hyphenated surname noun informal a person who is active in more than one sphere or occupation:producer-director-businessmen hyphenates such as SpielbergDerivatives hyphenationPronunciation: /-ˈneɪʃ(ə)n/ noun hyphenate in other Oxford dictionaries Definition of hyphenate in the US English dictionary