Dictionary

endoderm

noun en·do·derm \ˈen-də-ˌdərm\

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 derived from this layer
en·do·der·mal \ˌen-də-ˈdər-məl\ adjective

Origin of ENDODERM

French endoderme, from end- + Greek derma skin — more at derm-
First Known Use: 1861

endoderm

noun en·do·derm \ˈen-də-ˌdərm\   (Medical Dictionary)

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
en·do·der·mal \ˌen-də-ˈdər-məl\ adjective

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