请输入您要查询的英文单词:

 

单词 pseudogaster
释义

> as lemmas

pseudogaster
pseudogaster n.
Brit. /ˌs(j)uːdə(ʊ)ˈɡastə/
,
U.S. /ˌsudoʊˈɡæstər/
Zoology (now rare) (in certain sponges) a cavity formed by the colony growing around a space and enclosing it; cf. pseudostome n. 2.
ΚΠ
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 791 [Porifera.] Such fusion frequently leads to the enclosure of spaces really external to the sponge-body, which form a false gastric cavity (pseudogaster) opening by a false osculum (pseudosculum s. pseudostome) and false pores (pseudopores).
1911 Encycl. Brit. XXV. 719/1 A centrally placed pseudogaster, which is simply a space enclosed by upgrowth of the colony around it, may form the main exhalant canal and open to the exterior through a well-defined vent or pseudosculum.
extracted from pseudo-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:2024/12/25 4:06:13