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ectoblast

[ek-tuh-blast]
noun Embryology.
  1. the ectoderm.
  2. epiblast.
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Origin of ectoblast

First recorded in 1860–65; ecto- + -blast
Related formsec·to·blas·tic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ectoblast

Historical Examples

  • Ectoblast: the outer wall of a cell; the ectoderm or epiblast.

    Explanation of Terms Used in Entomology

    John. B. Smith

  • This fold springs from the ectoblast or external series of cells in the embryo.

British Dictionary definitions for ectoblast

ectoblast

noun
  1. another name for ectoderm, epiblast
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Derived Formsectoblastic, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
ectoblast in Medicine

ectoblast

(ĕk′tə-blăst′)
n.
  1. ectoderm
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.