germ layer

noun

one of the three primary embryonic cell layers.

Compare ectoderm, endoderm, mesoderm.

Origin of germ layer

First recorded in 1875–80

Words nearby germ layer

germination, germinative, germinative layer, germinoma, Germiston, germ layer, germ line, germline insertion, germ membrane, germ plasm, germproof

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for germ layer

Remak is the second great name in the history of the germ-layer theory.
Form and Function|E. S. (Edward Stuart) Russell
If the germ-layer theory is no longer credited, upon what fundamental laws is embryology based?
The Origin of Vertebrates|Walter Holbrook Gaskell
He it was who introduced the terms "Keimhaut" (blastoderm) and "Keimblatt" (germ-layer).
Form and Function|E. S. (Edward Stuart) Russell
He used the germ-layer theory to prove the essential unity of type of all the Triploblastica.
Form and Function|E. S. (Edward Stuart) Russell

In his germ-layer theory Remak's standpoint is histological 212rather than morphological.
Form and Function|E. S. (Edward Stuart) Russell

British Dictionary definitions for germ layer

germ layer

noun

embryol any of the three layers of cells formed during gastrulationSee ectoderm, mesoderm, endoderm

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

Medical definitions for germ layer

germ layer

n.

Any of the three primary cellular layers, the ectoderm, endoderm, or mesoderm, into which most animal embryos differentiate and from which the organs and tissues of the body develop.

Scientific definitions for germ layer

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.

单词	germ layer
释义	germ layer noun one of the three primary embryonic cell layers. Compare ectoderm, endoderm, mesoderm. Origin of germ layer First recorded in 1875–80 Words nearby germ layer germination, germinative, germinative layer, germinoma, Germiston, germ layer, germ line, germline insertion, germ membrane, germ plasm, germproof Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for germ layer Remak is the second great name in the history of the germ-layer theory. Form and Function\|E. S. (Edward Stuart) Russell If the germ-layer theory is no longer credited, upon what fundamental laws is embryology based? The Origin of Vertebrates\|Walter Holbrook Gaskell He it was who introduced the terms "Keimhaut" (blastoderm) and "Keimblatt" (germ-layer). Form and Function\|E. S. (Edward Stuart) Russell He used the germ-layer theory to prove the essential unity of type of all the Triploblastica. Form and Function\|E. S. (Edward Stuart) Russell In his germ-layer theory Remak's standpoint is histological 212rather than morphological. Form and Function\|E. S. (Edward Stuart) Russell British Dictionary definitions for germ layer germ layer noun embryol any of the three layers of cells formed during gastrulationSee ectoderm, mesoderm, endoderm 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 Medical definitions for germ layer germ layer n. Any of the three primary cellular layers, the ectoderm, endoderm, or mesoderm, into which most animal embryos differentiate and from which the organs and tissues of the body develop. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for germ layer 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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