twelve /ˈtwɛlv/
  十二,12
  Twelve a.  One more that eleven; two and ten; twice six; a dozen.
  Twelve-men's morris. See the Note under Morris.
  Twelve Tables. Rom. Antiq. See under Table.
  Twelve, n.
  1. The number next following eleven; the sum of ten and two, or of twice six; twelve units or objects; a dozen.
  2. A symbol representing twelve units, as 12, or xii.
  The Twelve Script., the twelve apostles.
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  twelve
       adj : denoting a quantity consisting of 12 items or units [syn: 12,
              xii, dozen]
       n : the cardinal number that is the sum of eleven and one [syn:
           12, XII, dozen]