enosisPronunciation: /ɪˈnəʊsɪs, ˈɛnəsɪs/Definition of enosis noun [mass noun] the political union of Cyprus and Greece, as an aim or ideal of certain Greeks and Cypriots. Origin: 1920s: from modern Greek henōsis, from hena 'one'enosis in other Oxford dictionaries Definition of enosis in the US English dictionary