Dictionary

germ layer

noun

Definition of GERM LAYER

:  any of the three primary layers of cells differentiated in most embryos during and immediately following gastrulation

First Known Use of GERM LAYER

1877

germ layer

noun    (Medical Dictionary)

Medical Definition of GERM LAYER

:  any of the three primary layers of cells differentiated in most embryos during and immediately following gastrulation

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April 28, 2015
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