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单词 telolecithal
释义

> as lemmas

telolecithal
telolecithal adj.
Brit. /ˌtɛlə(ʊ)ˈlɛsᵻθl/
,
/ˌtiːlə(ʊ)ˈlɛsᵻθl/
,
U.S. /ˌtɛləˈlɛsəθ(ə)l/
,
/ˌtiləˈlɛsəθ(ə)l/
applied to an ovum having food-yolk collected at or near one end (opposed to alecithal and centrolecithal).
ΘΚΠ
the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [adjective] > ovum > types of ovum
orthotropal1832
meroblastic1864
periblastic1876
holoblastic1879
orthotropous1880
telolecithal1880
progamous1885
teleplasmic1886
triovulate1891
1880 F. M. Balfour Treat. Compar. Embryol. I. iii. 90 The ova in which the yolk is especially concentrated at one pole I should propose to call telolecithal.
1888 E. R. Lankester in Nature 29 Mar. 507/1 The classification of animal eggs proposed by Balfour is adopted, viz. alecithal, telolecithal, and centrolecithal.
extracted from telo-comb. form1
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as lemmas
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