(redirected from blastodermal)
Also found in: Thesaurus, Medical.


1. The layer of cells that develops on the surface of the yolk in an avian or reptilian egg and gives rise to the germinal disk from which the embryo develops.
2. The layer of cells formed by the cleavage of a fertilized mammalian egg. It later divides into the three germ layers from which the embryo develops.

blas′to·der·mat′ic (-dər-măt′ĭk), blas′to·der′mic adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.blastodermic - of or relating to a blastodermblastodermic - of or relating to a blastoderm  
References in periodicals archive ?
Production of transgenic chimeric chickens using blastodermal cells.
After 72 hours of meroblastic cleavage, a blastodermal cap formed on top of the yolk.