请输入您要查询的英文单词:

 

单词 zoothecium
释义

> as lemmas

zoothecium
zoothecium n.
Brit. /ˌzuːə(ʊ)ˈθiːsɪəm/
,
/ˌzəʊə(ʊ)ˈθiːsɪəm/
,
U.S. /ˌzoʊəˈθisiəm/
,
/ˌzuəˈθisiəm/
(plural zoothecia) now rare an aggregate of the fused shells or protective sheaths of certain aquatic colonial protozoans; cf. polythecium n., zoodendrium n.
ΘΚΠ
the world > animals > invertebrates > protozoa > class Infusoria > [noun] > member of > parts of > sheath produced or inhabited by
lorica1856
zoothecium1880
1880–1 W. Saville-Kent Man. Infusoria I. 61 For these aggregations of..simple loricæ the distinctive title of zoöthecia has been adopted.
1895 19th Ann. Rep. Boston Water Board 1894–5 77 Social, forming a compound branching zoothecium. Genus Dinobryon.
1963 I. F. Henderson & W. D. Henderson Dict. Biol. Terms (ed. 8) 637/2 Zoothecium, zoocytium.
extracted from zoo-comb. form
<
as lemmas
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:2025/1/24 4:57:30