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单词 nutating
释义

nutatingadj.

Brit. /njuːˈteɪtɪŋ/, U.S. /ˈn(j)uˌteɪdɪŋ/
Origin: Formed within English, by derivation. Etymons: nutate v., -ing suffix2.
Etymology: < nutate v. + -ing suffix2.
Undergoing or exhibiting nutation (in various senses).
ΘΚΠ
the world > plants > part of plant > growth, movement, or curvature of parts > [adjective] > turned, twisted, or nutating
tort1765
resupinate1776
introrsal1831
introrse1842
sinistrorse?1850
torsive1866
circumnutating1880
circumnutatory1880
nutating1881
the world > movement > motion in specific manner > revolution or rotation > [adjective] > spinning > with or of axis in sloping position
nutating1943
1881 Spectator 8 Jan. 51 That side of the nutating stem..faces the north throughout the movement.
1897 J. C. Willis Man. Flowering Plants I. 174 The nutating tip of a twining stem.
1943 R. C. Binder Fluid Mech. viii. 107 The nutating-disk meter or wobble-plate meter..is frequently used to meter the water supply for domestic use.
1948 C. E. Ingalls in S. N. Van Voorhis Microwave Receivers xv. 380 Tracking in azimuth and elevation is made possible by the use of a nutating antenna.
1992 Amer. Jrnl. Bot. 79 77 A strongly nutating seedling showed periodic fluctuations in local growth rates.
This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022).
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adj.1881
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