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Borrowed from Latin quīncunx.



quincunx (plural quincunxes or quincunces)

  1. An arrangement of five units in a pattern corresponding to the five-spot on dice, playing cards, or dominoes.
  2. (astrology) An angle of five-twelfths of a circle, or 150°, between two objects. [from 1647]
  3. A Galton board.
    • 1998, Deborah J. Bennett, Randomness, Harvard University Press, p. 104
      In 1873–74 Sir Francis Galton (Charles Darwin’s cousin) designed an apparatus that he later named the quincunx.
  4. (historical, numismatics) A bronze coin minted during the Roman Republic, valued at five-twelfths of an as. [from 1545]

Derived terms[edit]


Further reading[edit]



quīnque +‎ uncia


Because of Osthoff's Law, the length of the vowel in the second syllable is uncertain; see the note at uncia.


quīncū̆nx m (genitive quīncū̆ncis); third declension

  1. five twelfths
  2. the five on a die


Third-declension noun (i-stem).

Case Singular Plural
Nominative quīncū̆nx quīncū̆ncēs
Genitive quīncū̆ncis quīncū̆ncium
Dative quīncū̆ncī quīncū̆ncibus
Accusative quīncū̆ncem quīncū̆ncēs
Ablative quīncū̆nce quīncū̆ncibus
Vocative quīncū̆nx quīncū̆ncēs


  • English: quincunx
  • French: quinconce
  • German: Quinkunx
  • Spanish: quincunce


  • quincunx in Charlton T. Lewis and Charles Short, A Latin Dictionary, Oxford: Clarendon Press, 1879
  • quincunx in Charlton T. Lewis, An Elementary Latin Dictionary, New York: Harper & Brothers, 1891
  • quincunx in Gaffiot, Félix, Dictionnaire illustré Latin-Français, Hachette, 1934
  • Carl Meissner; Henry William Auden, Latin Phrase-Book[1], London: Macmillan and Co., 1894
    • 5 per cent: quincunx (Pers. 5. 149)
    • 5 per cent: quincunces usurae
  • quincunx in Harry Thurston Peck, editor, Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers, 1898
  • quincunx in William Smith et al., editor, A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin, 1890
  1. ^ Sayeed, Ollie (01 Jan 2017) "Osthoff’s Law in Latin", in Indo-European Linguistics, Volume 5, Issue 1, page 156