liberationPronunciation: /lɪbəˈreɪʃ(ə)n/Translate liberation | into French | into German | into Italian | into Spanish Definition of liberation noun [mass noun] the act of setting someone free from imprisonment, slavery, or oppression; release:the liberation of all political prisoners freedom from limits on thought or behaviour:the struggle for women’s liberationDerivatives liberationist noun liberation in other Oxford dictionaries Definition of liberation in the US English dictionary