| 单词 |
ascidian |
| 释义 |
ascidian, a. and n. Zool.|əˈsɪdɪən|
[f. mod.L. Ascidia (see Ascidium) + -an.]
A. adj. Of or pertaining to the Ascidia (or Ascidiæ), a group of animals belonging to the tunicate Mollusca, considered by evolutionists to constitute a link in the development of the Vertebrata.
B. n. A member of this group. ‖ ascidiarium |əˌsɪdɪˈɛərɪəm| [see -arium], the aggregate mass of organisms in compound ascidians. aˈscidioid a., resembling the Ascidia. ascidiozooid |əˌsɪdɪəʊˈzəʊɔɪd|, one of the organisms forming an ascidiarium.
1856Woodward Man. Mollusca iii. 332 The relation between the ascidian test and mantle is that of the epidermis and the cutis vera. 1835Kirby Hab. & Inst. Anim. I. vi. 192 The Tunicaries or Ascidians as some call them. 1874Helps Soc. Press. ix. 136 If he started as a gelatinous ascidian, how he has got on in the world! 1878N. Amer. Rev. CXXVII. 58 Our ascidian forefathers. 1877Huxley Anat. Inv. An. x. 610 In the compound or social Tunicata many ascidiozooids..are united by a common test into an ascidiarium. 1880Syd. Soc. Lex. s.v. Ascidia, The tunicate or ascidioid Division of the Mollusca. |
英语词典包含277258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。
相关内容：
相关热词搜索：ascidian英英词典英英释义英语词汇意思用法释义英语
字词 悔改的 释义 repentant 汉译英翻译词典收录405719条汉英翻译词条，基本涵盖了全部常用中......