endoderm

noun
en·​do·​derm | \ ˈen-də-ˌdərm How to pronounce endoderm (audio) \

Definition of endoderm

1a : the innermost of the three primary germ layers of an embryo that is the source of the epithelium of the digestive tract and its derivatives and of the lower respiratory tract
b : a tissue (such as esophageal or pancreatic tissue) derived from this germ layer
2 : the inner layer of cells of a diploblastic animal (such as a jellyfish or sponge)

Other Words from endoderm

endodermal \ ˌen-​də-​ˈdər-​məl How to pronounce endoderm (audio) \ adjective

First Known Use of endoderm

1861, in the meaning defined at sense 2

History and Etymology for endoderm

French endoderme, from end- + Greek derma skin — more at derm-

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Time Traveler for endoderm

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The first known use of endoderm was in 1861

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Dictionary Entries Near endoderm

endocytosis

endoderm

endoderm disk

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Cite this Entry

“Endoderm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/endoderm. Accessed 26 Nov. 2021.

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More Definitions for endoderm

endoderm

noun
en·​do·​derm | \ ˈen-də-ˌdərm How to pronounce endoderm (audio) \

Medical Definition of endoderm

: the innermost of the three primary germ layers of an embryo that is the source of the epithelium of the digestive tract and its derivatives and of the lower respiratory tract also : a tissue that is derived from this germ layer

Other Words from endoderm

endodermal \ ˌen-​də-​ˈdər-​məl How to pronounce endoderm (audio) \ adjective

More from Merriam-Webster on endoderm

Britannica.com: Encyclopedia article about endoderm

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