marginalizePronunciation: /ˈmɑːdʒɪn(ə)lʌɪz/ (also marginalise)Translate marginalize | into French | into German | into Italian Definition of marginalize verb [with object] treat (a person, group, or concept) as insignificant or peripheral:by removing religion from the public space, we marginalize it (as adjective marginalized)members of marginalized cultural groupsDerivatives marginalizationPronunciation: /-ˈzeɪʃ(ə)n/ noun marginalize in other Oxford dictionaries Definition of marginalize in the US English dictionary