ectoderm

play
noun ec·to·derm \ˈek-tə-ˌdərm\

Definition of ectoderm

  1. 1a :  the outermost of the three primary germ layers of an embryo that is the source of various tissues and structures (such as the epidermis, the nervous system, and the eyes and ears)b :  a tissue (such as neural tissue) derived from this germ layer

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

ectodermal

play \ˌek-tə-ˈdər-məl\ adjective

Origin and Etymology of ectoderm

International Scientific Vocabulary


First Known Use: 1859


Medical Dictionary

ectoderm

play
noun ec·to·derm \ˈek-tə-ˌdərm\

Medical Definition of ectoderm

  1. 1:  the outermost of the three primary germ layers of an embryo

  2. 2:  a tissue (as neural tissue) derived from ectoderm

ectodermal

\ˌek-tə-ˈdər-məl\play adjective

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