/ ˈeɪliəneɪt; NAmE / verb [ vn ]
1.
to make sb less friendly or sympathetic towards you :
His comments have alienated a lot of young voters.
2.
alienate sb (from sth/sb) to make sb feel that they do not belong in a particular group :
Very talented children may feel alienated from the others in their class.
► alien·ation / ˌeɪliəˈneɪʃn; NAmE / noun [ U ]:
The new policy resulted in the alienation of many voters.
Many immigrants suffer from a sense of alienation.
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WORD ORIGIN
early 16th cent.: from Latin alienat- estranged, from the verb alienare , from alienus of another, from alius other.