blastoderm


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to blastoderm: blastodisc, area pellucida, Hensen's node

blastoderm

[′blas·tə‚dərm]
(embryology)
The blastodisk of a fully formed vertebrate blastula.
References in periodicals archive ?
The egg which were incubated for 11 h our showed distract evidences of cleavage, especially superficial cleavage, resulting in the formation of uniform monocellular blastoderm layer.
At midblastula, cells of the blastoderm become mobile and spread over the yolk in the process known as epiboly.
Eggs on which the blastoderm was visible, were recognized as recently fertilized.