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[adjective, noun kwod-rit, -reyt; verb kwod-reyt] /adjective, noun ˈkwɒd rɪt, -reɪt; verb ˈkwɒd reɪt/
square or rectangular.
Zoology. of or relating to the quadrate.
Heraldry. (of a cross) having an enlarged square at the junction of the limbs:
a cross quadrate.
a square.
something square or rectangular.
Zoology. one of a pair of bones in the skulls of many lower vertebrates, to which the lower jaw is articulated.
verb (used with object), quadrated, quadrating.
to cause to conform or harmonize; adapt.
verb (used without object), quadrated, quadrating.
to agree; conform.
Origin of quadrate
1350-1400; Middle English quadrat (noun and adj.) < Latin quadrātus (past participle of quadrāre to make square)
Related forms
subquadrate, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for quadrate
Historical Examples
  • The maxillae is connected by means of the transpalatine with the pterygoid, which in its turn is united to the quadrate.

    The Vertebrate Skeleton Sidney H. Reynolds
  • But some magnitudes there are which have no common measure, as the Diagony of a quadrate and his side, 116.

    The Way To Geometry Peter Ramus
  • The tympanic ring has been held to be the equivalent of the quadrate.

  • The comparison or rate of a quadrate with a rectangle is first.

    The Way To Geometry Peter Ramus
  • The quadrate cartilage ossifies as the quadrate bone, and supplies the permanent articulation for the lower jaw.

  • And by the same argument it shall be treble unto the quadrate or square of ei.

    The Way To Geometry Peter Ramus
  • The quadrate and squamosal form the suspensorium by which the lower jaw is connected with the cranium.

    The Vertebrate Skeleton Sidney H. Reynolds
  • The side of a quadrate given is many times in numbers sought.

    The Way To Geometry Peter Ramus
  • There is no quadratojugal, and the quadrate is more or less ossified.

    The Vertebrate Skeleton Sidney H. Reynolds
  • For the rectangle of the segments, and the quadrate, are made of one side, and of the segments of the other.

    The Way To Geometry Peter Ramus
British Dictionary definitions for quadrate


noun (ˈkwɒdrɪt; -reɪt)
a cube, square, or a square or cubelike object
one of a pair of bones of the upper jaw of fishes, amphibians, reptiles, and birds that articulates with the lower jaw. In mammals it forms the incus
adjective (ˈkwɒdrɪt; -reɪt)
of or relating to this bone
square or rectangular
verb (kwɒˈdreɪt)
(transitive) to make square or rectangular
(often foll by with) to conform or cause to conform
Word Origin
C14: from Latin quadrāre to make square
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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quadrate in Medicine

quadrate quad·rate (kwŏd'rāt', -rĭt)
Having four sides and four angles; square or rectangular.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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