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单词 circumnutate
释义

circumnutatev.

/səːkəmˈnjuːteɪt/
Etymology: < (by Darwin 1880) < circum- prefix 1 + nutate v.: see circumnutation n.
Botany.
intransitive. To bend or lean in a direction which is continually revolving or rotating in a horizontal path: said of the growing parts of plants.
ΘΚΠ
the world > plants > part of plant > growth, movement, or curvature of parts > grow, move, or curve [verb (intransitive)] > undergo nutation
nutate1880
circumnutate1881
1881 Sat. Rev. 51 57 The stems of seedlings..circumnutate to the extent allowed by the pressure of the earth.

Derivatives

circumnutating adj. and n.
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
1880 C. Darwin & F. Darwin Power of Movement in Plants 1 If we observe a circumnutating stem, which happens at the time to be bent, we will say towards the north, it will be found gradually to bend more and more easterly, until it faces the east; and so onwards to the south, then to the west, and back again to the north.
This entry has not yet been fully updated (first published 1889; most recently modified version published online September 2018).
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v.1880
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更新时间:2024/12/26 20:51:45