planaryadj.

Brit.

/ˈpleɪn(ə)ri/, U.S.

/ˈpleɪn(ə)ri/

Origin: A borrowing from Latin. Etymon: Latin planarius.

Etymology: < post-classical Latin planarius on level ground, level (4th cent.) < classical Latin plānum (see plane n.³) + -ārius -ary suffix¹.

rare.

= planar adj. 1.

ΘΚΠ

the world > relative properties > number > geometry > surface > [adjective] > relating to plane surfaces

planimetrical1650

plane1666

planary1668

planimetric1828

planar1850

planometric1882

the world > space > shape > flatness or levelness > [adjective]

eveneOE

plainc1330

platc1395

planirc1450

level1538

flat1551

evenlya1586

plane1666

unraised1694

planary1724

dead1782

flush1791

square1814

billiard-table1887

1668 Bp. J. Wilkins Ess. Real Char. 185 Compound Figures of Magnitude Planary, expressible by closed Lines.

1724 N. Bailey Universal Etymol. Eng. Dict. (ed. 2) Planary, belonging to a Plane, plain, even.

1914 K. Royce tr. F. Enriques Probl. Sci. iv. 201 W. Wundt..attempts to derive the planary structure of intuitive space from the fact that the arrangement of the bones is such as to favor rectilinear movement.

1961 F. Boucher Despite Straight Lines iii. 46 The slanting lines of the K start at the left verticals of the parallelograms. They seem hinged to it within a planary angle of 90°.

This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022).

单词	planary
释义	planaryadj. Brit. /ˈpleɪn(ə)ri/, U.S. /ˈpleɪn(ə)ri/ Origin: A borrowing from Latin. Etymon: Latin planarius. Etymology: < post-classical Latin planarius on level ground, level (4th cent.) < classical Latin plānum (see plane n.³) + -ārius -ary suffix¹. rare. = planar adj. 1. ΘΚΠ the world > relative properties > number > geometry > surface > [adjective] > relating to plane surfaces planimetrical1650 plane1666 planary1668 planimetric1828 planar1850 planometric1882 the world > space > shape > flatness or levelness > [adjective] eveneOE plainc1330 platc1395 planirc1450 level1538 flat1551 evenlya1586 plane1666 unraised1694 planary1724 dead1782 flush1791 square1814 billiard-table1887 1668 Bp. J. Wilkins Ess. Real Char. 185 Compound Figures of Magnitude Planary, expressible by closed Lines. 1724 N. Bailey Universal Etymol. Eng. Dict. (ed. 2) Planary, belonging to a Plane, plain, even. 1914 K. Royce tr. F. Enriques Probl. Sci. iv. 201 W. Wundt..attempts to derive the planary structure of intuitive space from the fact that the arrangement of the bones is such as to favor rectilinear movement. 1961 F. Boucher Despite Straight Lines iii. 46 The slanting lines of the K start at the left verticals of the parallelograms. They seem hinged to it within a planary angle of 90°. This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022). < adj.1668
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