单词 | recurvature |
释义 | recurvaturen. Chiefly Science. A backward curvature; the state of being bent or curved back. Also (esp. Meteorology): the action or an act of turning back in a curve and changing direction. Cf. recurvation n. ΘΚΠ the world > space > shape > curvature > types of curvature > [noun] > backwards reflection?a1425 reversement1572 recurvation1598 recurvity1669 returning1676 recurvature1729 retroflexion1782 reflexure1840 recurving1845 1729 G. Shelvocke, Jr. tr. K. Siemienowicz Great Art Artillery iv. 199 Whalebone..naturally permitting itself to be bent..and inclining to a voluntary Recurvature. 1853 W. R. Birt Handbk. Storms (1879) 58 It is very usual to consider that the points of recurvature are, to a certain extent, stable in each hemisphere. 1861 Amer. Agriculturist Jan. 13/3 The recurvature of the bill of the American avocets. 1897 N. Amer. Rev. Apr. 391 During the autumn a recurvature of the current takes place which brings the desired rainfall to Madras. 1942 Trans. Amer. Entomol. Soc. 68 76 The recurvature of the compressed apex so definite that the carinate median line..faces dorso-caudad. 1986 Jrnl. Coastal Res. 2 345 A reduced rate of sediment supply and a change in coastline orientation contributed to spit recurvature. 2003 Y. Zhu Large-scale Inhomogeneous Thermodynamics xv. 326 After October 7, a convergence center north of [Typhoon] Orchid developed quickly, so that the northward recurvature took place on the next day. This entry has been updated (OED Third Edition, June 2009; most recently modified version published online March 2022). < n.1729 |
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