| 释义 |
round-worm Zool.
Also round worm.
[f. round a. + worm n. In early examples only descriptive, later a specific name.]
A parasitic worm of a rounded form infesting the human intestines: a. A worm of the genus Lumbricus or Ascaris, esp. A. lumbricoides.
1565Cooper, Lumbricus, a longe rounde woorme..in mans body. 1611Cotgr., Ascaride, a kind of small round worme, which breeds in the bowels. 1658Moufet's Theat. Insects ii. xxxii, Round worms [breed] only in the small guts, Ascarides in the Longanum, the Gourd-worms..in all. 1683Phil. Trans. XIII. 154 The Lumbricus teres, that common Round Worm which Children usually are troubled with. 1797Encycl. Brit. (ed. 3) XI. 343/1 The long round worms seem to be the most dangerous which infest the human body, as they often pierce through the stomach and intestines. 1822Good Study Med. (1829) I. 345 The head of the long round worm is slightly incurved. 1829Cooper Ibid. 344 It is calculated one-half of the total number of children have either the round, or thread-worm. 1896tr. Boas' Text Bk. Zool. 160 The Common Round-worm (Ascaris), often of considerable size.
b. A nemathelminth, or a nematode worm.
1836–9Todd's Cycl. Anat. II. 116/2 Nematoidea,..Round-worms... Body elongated, rounded, elastic. 1864Chambers's Encycl. VI. 704/1 The N[ematelmia] are sometimes termed Round-worms, just as the Platyelmia..are called Flat-worms. 1896tr. Boas' Text Bk. Zool. 158 Nemathelminthes (Round-worms). |