Webster's Revised Unabridged Dictionary · 1913

Quadrate

Quadrate , adjective

[Latin quadratus squared, past participle of quadrare to make four-cornered, to make square, to square, to fit, suit, from quadrus square, quattuor four. See Quadrant, and compare Quadrat, Quarry an arrow, Square.]

1.
Having four equal sides, the opposite sides parallel, and four right angles; square.
Figures, some round, some triangle, some quadrate. — Foxe
2.
Produced by multiplying a number by itself; square.
Quadrate and cubical numbers. — Sir T. Browne
3.
Square; even; balanced; equal; exact. [Archaic]
A quadrate, solid, wise man. — Howell
4.
Squared; suited; correspondent. [Archaic]
A generical description quadrate to both. — Harvey
Collocations (1)
Quadrate bone (Anatomy) , 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.

Quadrate , noun

[Latin quadratum. See Quadrate, a.]

1.
(Geometry) A plane surface with four equal sides and four right angles; a square; hence, figuratively, anything having the outline of a square.
At which command, the powers militant That stood for heaven, in mighty quadrate joined. — Milton
2.
(Astrology) An aspect of the heavenly bodies in which they are distant from each other 90°, or the quarter of a circle; quartile. See the Note under Aspect, 6.
3.
(Anatomy) The quadrate bone.

Quadrate , intransitive verb

[See Quadrate, a.]

To square; to agree; to suit; to correspond; -- followed by with. [Archaic]
The objections of these speculatists of its forms do not quadrate with their theories. — Burke

Quadrate , transitive verb

To adjust (a gun) on its carriage; also, to train (a gun) for horizontal firing.