v. [UN-2 3, 6 b, 7.] a. trans. To divest of squareness; to undo the squaring of. b. intr. To lose squareness of form or structure.
1611. Florio, Disquatrare, to vnsquare.
1790. Trans. Soc. Arts, VIII. 168. [The loom] is not liable to unsquare; and yet may be more easily removed than the old loom.
1872. De Morgan, Budget of Paradoxes, 470. Montucla charges Cluvier with unsquaring the parabola, which Archimedes had squared as tight as a glove.