Quadrate (?), a. [L. quadratus squared, p. p. of quadrare to make four-cornered, to make square, to square, to fit, suit, from quadrus square, quattuor four. See Quadrant, and cf. Quadrat, Quarry an arrow, Square.] 1. Having four equal sides, the opposite sides parallel, and four right angles; square.
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Figures, some round, some triangle, some quadrate. Foxe.
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2. Produced by multiplying a number by itself; square. “ Quadrate and cubical numbers.” Sir T. Browne.
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3. Square; even; balanced; equal; exact. [Archaic] “ A quadrate, solid, wise man.” Howell.
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4. Squared; suited; correspondent. [Archaic] “ A generical description quadrate to both.” Harvey.
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Quadrate bone (Anat.), a bone between the base of the lower jaw and the skull in most vertebrates below the mammals. In reptiles and birds it articulates the lower jaw with the skull; in mammals it is represented by the malleus or incus.
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Quadrate (?), v. i. [imp. & p. p. Quadrated (?); p. pr. & vb. n. Quadrating.] [See Quadrate, a.] To square; to agree; to suit; to correspond; -- followed by with. [Archaic]
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The objections of these speculatists of its forms do not quadrate with their theories. Burke.
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