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单词 retrogradatory
释义

retrogradatoryadj.

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin retrogradat- , retrogradare , -ory suffix2.
Etymology: < post-classical Latin retrogradat-, past participial stem of retrogradare (see retrograde v.) + -ory suffix2. Compare earlier retrogradation n., retrograde adj., retrogradient adj., retrogradant adj., retrogradous adj.
Obsolete.
Retrograde; backward; acting to reverse something.
ΘΚΠ
the world > movement > motion in a certain direction > backward movement > [adjective] > turning back or reversing course > serving to reverse
reversing1654
retrogradatory1788
1788 W. Fairman Treat. Geogr. 296 The swifter motion of the body in a circumscribed circle will sometimes cause an apparent stationary or retrogradatory appearance in the moving body.
1797 Monthly Mag. 3 383 The Retrogradatory Machine consists of an axle, suspended horizontally on its centre points [etc.].
1832 E. Robinson Calmet's Dict. Holy Bible (rev. ed.) 347/2 They produced the change, or retrogradatory motion, of the place of the shadow in the dial.
This entry has been updated (OED Third Edition, March 2010; most recently modified version published online September 2020).
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adj.1788
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更新时间:2025/1/12 0:11:55