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Noun: disappointment  ,dis-u'poynt-munt
  1. A feeling of dissatisfaction that results when your expectations are not realized
    "his hopes were so high he was doomed to disappointment";
    - letdown, sell [Brit, informal]
  2. An act (or failure to act) that disappoints someone
    - dashing hopes

Derived forms: disappointments

Type of: dissatisfaction, failure

Encyclopedia: Disappointment