Quadrum, dri, n. g. A figure foure square.Perticæ dolantur in quadrum. Col. Are cut foure square.In quadrum sententias redigere. Ci. To dispose his sentences wel and handesomely: to make ful sentences.
Lewis and Short: Latin dictionary
quādrum, i, n. [quattuor], something square, a square, quadrate (class.). I.Lit.: perticae dolantur in quadrum, Col. 8, 3, 7: per quadrum singulos habens cubitos, Vulg. Exod. 37, 25. — II.Transf., a being squared or fitted together, fitness, proper order, arrangement: in quadrum redigere sententias, Cic. Or. 61, 208; 70, 233.