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See also: Quadrate


Alternative forms[edit]


From Middle English quadrat, from Old French quadrat (a square), from Latin quadrātus (square), past participle of quadrō (to make four-cornered, square, put in order, intransitive be square), from quadra (a square), later quadrus (square), from quattuor (four).


  • (adjective, noun)
    • (UK) IPA(key): /ˈkwɒd.ɹət/, /ˈkwɒdˌɹeɪt/
      • (file)
    • (US) IPA(key): /ˈkwɑd.ɹət/, /ˈkwɑdˌɹeɪt/
  • (verb)


quadrate (comparative more quadrate, superlative most quadrate)

  1. Having four equal sides, the opposite sides parallel, and four right angles; square.
    • 1563, John Foxe, Acts and Monuments:
      Figures, some round, some triangle, some quadrate.
  2. Produced by multiplying a number by itself; square.
    • 1646-72, Sir Thomas Browne, Pseudodoxia Epidemica, book 4, ch. 12:
      The number of Ten hath been as highly extolled, as containing even, odd, long, plain, quadrate and cubical numbers.
  3. (archaic) Square; even; balanced; equal; exact.
    • 1644, James Howell, letter to Sir Ed. Sa. Knight:
      a quadrat, solid, wise man
  4. (archaic) Squared; suited; correspondent.
    • 1672, Gideon Harvey, Morbus Anglicus, Or, The Anatomy of Consumptions:
      a generical description quadrate to both

Related terms[edit]


quadrate (plural quadrates)

  1. (geometry) A plane surface with four equal sides and four right angles; a square; hence, figuratively, anything having the outline of a square.
    • 1667, John Milton, “Book VI”, in Paradise Lost. [], London: [] [Samuel Simmons], [], →OCLC; republished as Paradise Lost in Ten Books: [], London: Basil Montagu Pickering [], 1873, →OCLC:
      At which command, the powers militant
      That stood for heaven, in mighty quadrate joined.
  2. (astrology) An aspect of the heavenly bodies in which they are distant from each other 90°, or the quarter of a circle; quartile.
    Synonym: square
  3. (anatomy) The quadrate bone.


quadrate (third-person singular simple present quadrates, present participle quadrating, simple past and past participle quadrated)

  1. (archaic, transitive) To adjust (a gun) on its carriage.
  2. (archaic, transitive) To train (a gun) for horizontal firing.
  3. (archaic, transitive, intransitive) To square.
    quadrating the circle
  4. (archaic, transitive) To square; to agree; to suit; to correspond (with).
    not quadrating with American ideas of right, justice and reason

Further reading[edit]

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “quadrate”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)




  • IPA(key): /kwaˈdra.te/
  • Rhymes: -ate
  • Hyphenation: qua‧drà‧te



  1. feminine plural of quadrato



From quadrō (make square), from quadrus (square, four-sided), from quattuor (four).



quadrātē (not comparable)

  1. fourfold, four times

Related terms[edit]


  • quadrate”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • quadrate in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette