[ mez-uh-durm, mes-, mee-zuh-, -suh- ]
/ ˈmɛz əˌdɜrm, ˈmɛs-, ˈmi zə-, -sə- /
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the middle germ layer of a metazoan embryo.
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OTHER WORDS FROM mesodermmes·o·der·mal, mes·o·der·mic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use mesoderm in a sentence
The liver cells, therefore, are entodermal, but the supporting connective tissue mesodermal from the septum transversum.
Enamel is however never present, and the plates are entirely mesodermal.The Vertebrate Skeleton|Sidney H. Reynolds
Ectoderm and entoderm in this region with the intervening mesodermal layer form the cloacal membrane (Fig. 21).
The mesodermal elements thus added to the enteric entodermal tube consist of connective tissue and muscular fibers.
The paired oviducts and vasa deferentia are, as we have seen, mesodermal in origin.
British Dictionary definitions for mesoderm
/ (ˈmɛsəʊˌdɜːm) /
Derived forms of mesodermmesodermal or mesodermic, 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
Scientific definitions for mesoderm
[ mĕz′ə-dûrm′ ]
The middle of the three primary germ layers of the embryos of vertebrates and other complex animals. In vertebrates, the mesoderm gives rise to the muscles, bones, cartilage, connective tissue, blood, blood and lymph vessels, dermis, kidneys, and gonads. The mesoderm develops during gastrulation from either the ectoderm or the endoderm. The embryos of simpler animals lack a mesoderm. Compare ectoderm endoderm.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.