| 释义 |
lacteal, a. and n.|ˈlæktiːəl|
Also 7 lacteall.
[f. L. lacte-us (f. lact-, lac milk) + -al1.]
A. adj.
1. Of or pertaining to milk; consisting of milk. lacteal fever, milk fever.
1658Phillips, Lacteal, or Lacteous, milky, milk white, or made of milk. 1753Chambers Cycl. Supp., Lacteal fevers, a term used by medical writers to express what the women call milk fevers. 1802Med. Jrnl. VIII. 443 Restoring a certain degree of order in the process of lacteal secretion. 1854Owen Skel. & Teeth (1855) 70 The lacteal organs of the dugong are placed on the breast.
jocularly.1868Daily Tel. 14 Apr., She proceeded very quietly to give him [her infant] a lacteal lunch. 1882Sala Amer. Revis. (1885) 246 The animals [cows]..are driven home, there to yield their lacteal tribute.
b. Resembling milk; milk-white. rare—1.
1633P. Fletcher Purple Isl. ii. xii, Like the lacteal stones which heaven pave. 1658[see 1].
2. Of a vessel, etc. in the animal body: Conveying a milky fluid, sc. chyle.
1664Power Exp. Philos. i. 66 The Stomach and guts, and their appendent Vessels, the lacteal Veins. 1691Ray Creation i. (1692) 66 There should have been some lacteal Veins formed. 1813J. Thomson Lect. Inflam. 357 Substances which..the lacteal absorbents refuse to take up. 1843J. G. Wilkinson Swedenborg's Anim. Kingd. I. v. 144 They have lacteal vessels, or lymphatics.
B. n. pl.
1. Phys. The lymphatic vessels of the mesentery, originating in the small intestine, and conveying the chyle from thence to the thoracic duct; chyliferous vessels.
1680Plot Staffordsh. (1686) 290 How it should pass the Lacteals, or with the blood through the other small capillaries. 1691Ray Creation ii. (1692) 63 Driving by their Peristaltick Motion the Chyle into the Lacteals. 1758Johnson Idler No. 17 ⁋8 [Against vivisection.] He surely buys knowledge dear, who learns the use of the lacteals at the expence of his humanity. 1809Med. Jrnl. XXI. 296 Air will be absorbed from it by the lacteals as well as chyle. 1822–34Good's Bk. Nat. I. 275 The vessels are called lacteals, from the usual milky appearance of the liquid they absorb and contain. 1885–8Fagge & Pye-Smith Princ. Med. (ed. 2) 169 The absorption by the lacteals of matters from the affected parts of the intestine.
†2. Bot. The lactiferous ducts.
1672–3Grew Anat. Plants ii. iii. §25 (1682) 68 The Lacteals of Dandelion.
Hence ˈlacteally adv. (Webster, 1864). |