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Adjective: eighteen  'ey'teen
  1. Being one more than seventeen
    - 18, xviii
Noun: eighteen  'ey'teen
  1. The cardinal number that is the sum of seventeen and one
    - 18, XVIII

Derived forms: eighteens

See also: cardinal

Type of: large integer

Encyclopedia: Eighteen, Twenty Nine

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Eighteenth Amendment
Eighteenth Amendment to the United States Constitution
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eight-fold
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