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English definition of “disillusion”

disillusion

verb [T]    /ˌdɪs·əˈlu·ʒən/
to disappoint someone by making the person realize the unpleasant truth about something or someone thought to be good: He’s become disillusioned with his job and the company . disillusioned    /ˌdɪs·əˈlu·ʒənd/ adjective He died a disillusioned man. disillusionment    /ˌdɪs·əˈlu·ʒən·mənt/ noun [U]
(Definition of disillusion verb from the Cambridge Academic Content Dictionary © Cambridge University Press)
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