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Noun: disillusion  ,dis-u'loo-zhun
  1. Disappointment on finding out that something is not as good as hoped, or that previous beliefs were false
    - disenchantment, disillusionment
Verb: disillusion  ,dis-u'loo-zhun
  1. Cause someone to understand that something they previously believed is false or overly optimistic
    - disenchant

Derived forms: disillusioned, disillusioning, disillusions

Type of: disappoint, edification, let down, sophistication

Encyclopedia: Disillusion