Epiblast
[ep-uh-blast] /ˈɛp əˌblæst/
noun, Embryology.
1.
the primordial outer layer of a young embryo before the segregation of the germ layers, capable of becoming the ectoderm and containing cells capable of becoming the mesoderm and endoderm.
/ˈɛpɪˌblæst/
noun
1.
(embryol) the outermost layer of an embryo, which becomes the ectoderm at gastrulation Also called ectoblast
epiblast ep·i·blast (ěp’ə-blāst’)
n.
The outer layer of a blastula that gives rise to the ectoderm after gastrulation.
ep’i·blast’ic adj.
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