单词 | hypnocyst |
释义 | > as lemmashypnocyst hypnocyst n. Brit. /ˈhɪpnə(ʊ)sɪst/ , U.S. /ˈhɪpnəˌsɪst/ Biology an encysted protozoan which remains quiescent and does not develop spores.ΘΚΠ the world > animals > invertebrates > protozoa > [noun] > member of > encysted hypnocyst1885 1885 E. R. Lankester in Encycl. Brit. XIX. 841/2 The sclerotia are similar in nature to the hypnocysts of other Protozoa. 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 258 The [Amœba] when in a state of repose..forms a spherical or oval ball... It sometimes occurs in this condition surrounded by a delicate membrane forming a ‘hypnocyst’. It is then ‘resting’, owing to drought or plentiful nutrition. < 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。