blastoderm
[ blas-tuh-durm ]
/ ˈblæs təˌdɜrm /
noun Embryology.
the primitive layer of cells that results from the segmentation of the ovum.
the layer of cells forming the wall of the blastula, and in most vertebrates enclosing a cavity or a yolk mass.
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OTHER WORDS FROM blastoderm
blas·to·der·mic, blas·to·der·mat·ic, adjectiveWords nearby blastoderm
blastochyle, blastocoel, blastocyst, blastocyte, blastocytoma, blastoderm, blastodermic vesicle, blastodisc, blastodisk, blastoff, blastogenesis
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for blastoderm
British Dictionary definitions for blastoderm
blastoderm
/ (ˈblæstəʊˌdɜːm) /
noun embryol
the layer of cells that surrounds the blastocoel of a blastula
a flat disc of cells formed after cleavage in a heavily yolked egg, such as a bird's egg
Also called: blastodisc
Derived forms of blastoderm
blastodermic, adjectiveCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for blastoderm
blastoderm
[ blăs′tə-dûrm′ ]
n.
The layer of cells formed by the cleavage of a fertilized mammalian egg, which later divides into the three germ layers from which the embryo develops.germinal membrane germ membrane
Other words from blastoderm
blas′to•der′mal null null adj.The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.