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Latin numbers (edit)
 ←  11 XII
13  → 
    Cardinal: duodecim
    Ordinal: duodecimus
    Adverbial: duodeciēs, duodeciēns
    Multiplier: duodecuplus, duodecuplex, duodecimplus, duodecimplex, duodecemplus, duodecemplex
    Distributive: duodēnī
    Fractional: ū̆ncia
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Alternative forms[edit]

  • Symbol: XII


From duo (two) +‎ decem (ten).



duodecim (indeclinable)

  1. twelve; 12
    • 59 BC–AD 17, Titus Livius, Ab Urbe Condita 1.19:
      Atque omnium primum ad cursus lunae in duodecim menses discribit annum
      First of all he divided the year into twelve months, corresponding to the moon's revolutions
    • 405 CE, Jerome, Vulgate Ioannes.20.24:
      Thomas autem unus ex duodecim qui dicitur Didymus non erat cum eis quando venit Iesus
      But Thomas, one of the twelve, called Didymus, was not with them when Jesus came.
  2. dozen

Derived terms[edit]

Related terms[edit]


See also[edit]


  • duodecim”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • duodecim”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • duodecim in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette