请输入您要查询的英文单词:

 

单词 sub-basal
释义

sub-basaladj.n.

Brit. /sʌbˈbeɪsl/, U.S. /ˌsəbˈbeɪs(ə)l/, /ˌsəbˈbeɪz(ə)l/
Origin: Formed within English, by derivation. Etymons: sub- prefix, basal adj.
Etymology: < sub- prefix + basal adj.
Chiefly Zoology.
A. adj.
Situated near or below the base of a part or organ.
ΚΠ
1823 Jrnl. Acad. Nat, Sci. Philadelphia 3 198 Two rufous spots, of which one is subbasal, transverse.., and extending more than half across the elytron.
1848 Hist. Berwickshire Naturalists' Club 2 vi. 276 Nostrils sub-basal.
1870 J. D. Hooker Student's Flora Brit. Islands 172 Cornus sanguinea..lateral nerves subbasal.
1910 R. Warren Mammals Colorado 19 Antlers with a large sub-basal snag; beam forwardly directed, the anterior branch the largest and longest.
1968 Bull. Entomol. Res. 57 612 Gyroptera robertsi... Hind wing..cilia yellowish white, with a poorly defined dark brown sub-basal line.
2003 N. Becker et al. Mosquitoes & their Control x. 207/2 The claws of the fore and mid tarsi have a sub-basal tooth, and the claws of the hind tarsi are simple.
B. n.
An element near the base of a part; esp. a plate near the base of a crinoid. Now rare.
ΚΠ
1856 Edinb. New Philos. Jrnl. 3 351 Its base [sc. of a crinoid] consisted of five pieces, which, branching into ten sub-basals, again subdivided into twenty tapering fingers.
1880 Proc. Acad. Nat. Sci. Philadelphia 1879 iii. 286 They [sc. underbasals or proximal plates] are so imperfectly developed that Meek did not think proper to recognize them by the usual term, but called them sub-basals.
1901 Trans. Entomol. Soc. London 48 640 Primaries pale fuscous-grey traversed by four wavy blackish lines and a dusky central shade; the sub-basal is not distinct.
1966 Jrnl. Paleontol. 40 101/2 Specimens..examined by the writer..clearly show that the ‘sub-basals’ are merely a secondary deposit of calcite.
1989 Amer. Zoologist 29 238/2 The radius and ulna fuse, leaving no trace that the subbasals were originally paired.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
<
adj.n.1823
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/12/23 17:18:51