blastoderm (redirected from blastoderms)

blastoderm /blas·to·derm/ (-derm) the single layer of cells forming the wall of the blastula, or the cellular cap above the floor of segmented yolk in the discoblastula of telolecithal eggs.blastoder´malblastoder´mic

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blas·to·derm (blst-dûrm) or blas·to·der·ma (blst-dûrm)

n.

The layer of cells formed by the cleavage of a fertilized mammalian egg, which later divides into the three germ layers from which the embryo develops. Also called germinal membrane, germ membrane.

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blasto·dermal, blasto·dermic, blasto·der·matic (-dr-mtk) adj.

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blastoderm

the layer of cells forming the wall of the blastula.