| 释义 |
villous, a.|ˈvɪləs|
[ad. L. villōsus villose a. Cf. F. villeux.]
1. Anat. Covered with numerous thick-set, slender projections resembling short hairs:
a. Of the inner coat of the stomach or intestines.
c1400Lanfranc's Cirurg. 169 Þe stomak & þe guttis is ordeyned a skyn, þat is clepid þe siphac; & is a syngle skyn & is not villous. 1731Arbuthnot Aliments i. (1735) 7 The quick Sensation of the inward villous Coat of the Stomach. 1733Cheyne Eng. Malady ii. vii. §1 (1734) 184 Either it [the stomach] is too thin and weak,..or the inner villous Membrane is worn off. 1769Hewson in Phil. Trans. LIX. 210 The lacteals in the cod..are remarkable for having a beautiful net-work of vessels between the muscular and villous coat of the intestines. 1842Combe Digest. 94 On examining the surface of the villous coat with a magnifying glass. 1881Mivart Cat 183 There is thus a great contrast between its interior and the villous internal surface of the small intestine.
b. In general use.
1764Reid Inquiry ii. §1 The membrana pituitaria, and the olfactory nerves, which are distributed to the villous parts of this membrane. 1792Phil. Trans. LXXXII. 179 The tongue itself is extremely villous, having some very long villi at the point, which act, I conceive, somewhat like capillary tubes. 1831R. Knox Cloquet's Anat. 555 The surface of the ciliary processes is reticulated and villous. 1846Carpenter Man. Phys. 192 The villous and vascular condition of a Mucous membrane. 1870Rolleston Anim. Life 124 The pharynx has a coarsely villous exterior.
2. Of the nature of villi.
1664Power Exp. Philos. i. 22 An Appendent Proboscis or Trunk, consisting of many villous filaments in figure of a Cone. 1854C. H. Jones & Siev. Pathol. Anat. iv. 188 Rokitansky describes a variety of cancer, which he calls villous, from its consisting of a kind of delicate fibrous stalk branching at its end into villous processes. 1873F. T. Roberts Handbk. Med. 44 The weak new vessels..in certain vascular cysts, or villous processes. 1876J. S. Bristowe Th. & Pract. Med. (1878) 93 Fungous, papular, villous, or cystic formations.
Comb.1869G. Lawson Dis. Eye (1874) 13 Covered with small red villous-looking granulations.
3. Of animals: Hairy, furry. rare—1.
1661Lovell Hist. Anim. & Min. Isagoge b 1, Horses have most haire upon the mane, lions upon their shoulders,..and the hare is most villous; in all they grow thick.
4. Bot. Of parts of plants: Thickly covered with long soft hairs.
1766Museum Rust. VI. 444 The flowers..are succeeded by a swelling, villous pod. 1787Fam. Plants I. 41 Stigmas two, villous on the side. 1808Roxburgh in Asiat. Res. VIII. 500 Leaves alternate,..smooth above, villous underneath. 1844Florist's Jrnl. (1846) V. 18 Its petals being far less taper-pointed, and not villous. 1881Gard. Chron. XVI. 780 The whole plant is more or less villous.
b. Consisting of villi.
1821W. P. C. Barton Flora N. Amer. I. 37 The lower leaves..invested beneath with a villous pubescence.
Hence ˈvillously adv.
1870Hooker Stud. Flora 429 Empty glumes villously ciliate. |