legitimizePronunciation: /lɪˈdʒɪtɪmʌɪz/ (also legitimise)Translate legitimize | into French | into German | into Italian | into Spanish Definition of legitimize verb [with object] make legitimate:voters legitimize the government through the election of public officialsDerivatives legitimizationPronunciation: /-ˈzeɪʃ(ə)n/ noun legitimize in other Oxford dictionaries Definition of legitimize in the US English dictionary