ectoblast

[ ek-tuh-blast ]

/ ˈɛk təˌblæst /

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noun Embryology.

the ectoderm.

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Origin of ectoblast

First recorded in 1860–65; ecto- + -blast

OTHER WORDS FROM ectoblast

ec·to·blas·tic, adjective

Words nearby ectoblast

ectal, ectasia, ecthlipsis, ecthyma, ecto-, ectoblast, ectocommensal, ectocornea, ectocrine, ectoderm, ectoenzyme

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use ectoblast in a sentence

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.
A Guide to the Study of Fishes, Volume 1 (of 2)|David Starr Jordan

British Dictionary definitions for ectoblast

ectoblast

/ (ˈɛktəʊˌblæst) /

noun

another name for ectoderm, epiblast

Derived forms of ectoblast

ectoblastic, 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