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Adjective: duodecimal  ,d(y)oo-u'de-su-mul
  1. Based on twelve
    "the duodecimal number system"
Noun: duodecimal  ,d(y)oo-u'de-su-mul
  1. One part in twelve equal parts
    - one-twelfth, twelfth, twelfth part

Derived forms: duodecimals

See also: quantitative

Type of: common fraction, simple fraction, vulgar fraction [Brit]

Encyclopedia: Duodecimal