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单词 urosome
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urosome
combining form of Greek οὐρά tail, occurring in many terms of comparative anatomy, etc. (of which the more important are entered in their places below), designating or relating to a posterior, caudal, or tail-like part, region, segment, or process, as urogaster, uromere, uropod, uropteran, urosome, urosomite, urosteon, uroternite nouns; urochordal, urogastric, uropodal, uropyloric, urosacral, urostylar adjs. Various other examples are entered in some special dictionaries, as uromeric, uroplatoid, urosomatic, urostegal, urostege, urostegite, urosthene, urosthenic, etc.
Π
a1827 Encycl. Metrop. (1845) XVII. 595/1 Decapoda. The hinder part of the body, which Latreille calls the post-abdomen, or Urogaster, but which is usually though erroneously called the tail. [Hence in Mayne, etc.]
1842 W. T. Brande Dict. Sci., Lit. & Art 1278/2 Uropterans, Uroptera,..a family of Amphipodous Crustaceans, including those in which the tail is terminated by enlarged appendages in the shape of fins.
1877 T. H. Huxley Man. Anat. Invertebrated Animals vi. 319 A strong calcified urocardiac process.
1884 E. Coues Key to N. Amer. Birds (ed. 2) 114 Urosacral or false tail-bones.
1896 Calman Deep-sea Crustacea 19 The outer plate of the uropod.
1898 A. S. Packard Text-bk. Entomol. 163 We have designated the abdomen, as the urosome; the abdominal segments of insects..as uromeres, and the sternal sclerites as urosternites.
extracted from uro-comb. form2
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