Medical Dictionary

trophectoderm

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noun troph·ec·to·derm \ˌtrōf-ˈek-tə-ˌdərm\

Medical Definition of trophectoderm

  1. :  trophoblast; especially :  the outer layer of the mammalian blastocyst after differentiation of the ectoderm, mesoderm, and endoderm when the outer layer is continuous with the ectoderm of the embryo


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