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

Derived forms: 18s

See also: cardinal

Type of: large integer

Encyclopedia: 18,446,744,073,709,551,615

Nearest

170th
1728
175
1750s
175th
1760s
1770s
1780s
1790s
17th
18
180
180th
1820s
1830s
1840s
1850s
1860s
1862 Apollo
1870s
1880s