endoderm

play
noun en·do·derm \ˈen-də-ˌdərm\

Definition of endoderm

  1. 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 tractb :  a tissue (such as esophageal or pancreatic tissue) derived from this germ layer

  2. 2 :  the inner layer of cells of a diploblastic animal (such as a jellyfish or hydra)

endodermal

play \ˌen-də-ˈdər-məl\ adjective

Origin and Etymology of endoderm

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


First Known Use: 1861


Medical Dictionary

endoderm

play
noun en·do·derm \ˈen-də-ˌdərm\

Medical Definition of endoderm

  1. :  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

endodermal

\ˌen-də-ˈdər-məl\play adjective

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