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epiblast

(ep′i blast′)

noun

the outer layer of cells of an embryo

Origin: epi- + -blast

See epiblast in American Heritage Dictionary 4

noun

The outer layer of a blastula that gives rise to the ectoderm after gastrulation.

Related Forms:

epˌi·blasˈtic adjective

Learn more about epiblast

epiblast medical definition

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