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.
Origin of epiblast
Related formsep·i·blas·tic, adjective
First recorded in 1865–70; epi-
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for epiblast
Historical Examples of epiblast
British Dictionary definitions for epiblast
Derived Formsepiblastic, adjective
embryol the outermost layer of an embryo, which becomes the ectoderm at gastrulationAlso called: ectoblast
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Related formsep′i•blas′tic adj.
The outer layer of a blastula that gives rise to the ectoderm after gastrulation.
The American Heritage® Stedman's Medical Dictionary
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