Ectolecithal

Ec`to`lec´i`thal

a.	1.(Biol.) Having the food yolk, at the commencement of segmentation, in a peripheral position, and the cleavage process confined to the center of the egg; as, ectolecithal ova.

(ĕk″tō-lĕs′ĭ-thăl) [″ + lekithos, yolk] Pert. to an ovum having food yolk placed near the surface.

(of eggs) having the yolk around the outside.

随便看

英语词典包含2567994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。