germ layer
one of the three primary embryonic cell layers.
Origin of germ layer
1Words Nearby germ layer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use germ layer in a sentence
If the germ-layer theory is no longer credited, upon what fundamental laws is embryology based?
The Origin of Vertebrates | Walter Holbrook GaskellIn this manner the foundations of the germ-layer theory were established in their modern form.
In his germ-layer theory Remak's standpoint is histological 212rather than morphological.
Form and Function | E. S. (Edward Stuart) RussellHe used the germ-layer theory to prove the essential unity of type of all the Triploblastica.
Form and Function | E. S. (Edward Stuart) RussellHe it was who introduced the terms "Keimhaut" (blastoderm) and "Keimblatt" (germ-layer).
Form and Function | E. S. (Edward Stuart) Russell
British Dictionary definitions for germ layer
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
Scientific definitions for germ layer
Any of three cellular layers, the ectoderm, endoderm, or mesoderm, into which most animal embryos differentiate in the gastrula stage and from which the organs and tissues of the body develop through further differentiation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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