quadratenessn.
/ˈkwɒdreɪtnᵻs/, /ˈkwɒdrətnᵻs/, U.S. /ˈkwɑdˌreɪtnᵻs/, /ˈkwɑdrətnᵻs/ rare.
The state or condition of being quadrate; squareness.
ΘΚΠ
the world > space > shape > angularity > specific angular shape > [noun] > quadrilateral > square > quality
squarenessc1400
quadraturea1460
quadrateness1599
1599 A. M. tr. O. Gaebelkhover Bk. Physicke 112/1 Malleate..with the broadest hammers..till it be about thre quart. in the quadratnes therof.
1997 N. Healy-Williams et al. in P. E. Lestrel Fourier Descriptors vi. 140 The specimen from MOC38 (0–25 m water depth) differs from the one taken from MOC62 (850–1000 m) in the degree of elongation, triangularity and quadrateness.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).
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n.1599