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单词 villosity
释义

villosityn.

Brit. /vɪˈlɒsᵻti/, U.S. /vəˈlɑsədi/
Etymology: < Latin type *villōsitās : see villose adj. and -ity suffix. So French villosité, Spanish vellosidad.
1. Botany, Zoology, etc. The condition or fact of being villose or villous.
ΘΚΠ
the world > life > biology > physical aspects or shapes > villosity or ciliation > [noun]
villosity1777
ciliation1852
a.
1777 J. Lightfoot Flora Scotica II. 606 This villosity [of the leaf] soon wears off, and the upper surface becomes of a dark green colour, the under one glaucous.
1823 W. Scoresby Jrnl. Voy. Northern Whale-fishery 414 They differ from both in the form and villosity of the leaves.
1839 J. Lindley Introd. Bot. (ed. 3) 59 Villosity,..when they [sc. hairs] are very long, very soft, erect, and straight.
1857 Darwin in F. Darwin Life (1887) II. 98 I find Moquin-Tandon treats in his ‘Tératologie’ on villosity of plants.
b.1789 J. Bentham Introd. Princ. Morals & Legisl. xvii. 309 The villosity of the skin.1852 J. D. Dana U.S. Exploring Exped.: Crustacea Pt. I 200 But slight traces of any villosity can be detected.1861 H. Hagen Synopsis Neuroptera N. Amer. 180 Thorax obscure brassy-brown, with brown villosity.
2. (a) A villous formation or surface. (b) A villus.
ΘΚΠ
the world > life > biology > physical aspects or shapes > villosity or ciliation > [noun] > villus
capillament1681
villus1704
cilia1785
villosity1828
strand1877
microvillus1953
the world > life > the body > digestive or excretive organs > digestive organs > intestines > [noun] > villi of intestines
villec1400
villus1728
villosity1828
1828 J. Stark Elements Nat. Hist. II. 229 This villosity is supposed to be composed of tubes adapted to taking up the surrounding fluids.
1857 W. R. Bullock tr. P. Cazeaux Theoret. & Pract. Treat. Midwifery (ed. 2) 70 Its internal surface..exhibiting granulations, and some extremely delicate villosities.
1879 tr. A. de Quatrefages de Bréau Human Species 50 The modifications of the hair and villosities.
This entry has not yet been fully updated (first published 1917; most recently modified version published online December 2021).
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