Found 2 items, similar to Blastoderm.
English → English (WordNet) Definition: blastoderm blastoderm n : a layer of cells on the inside of the blastula [syn: germinal disc , blastodisc, germinal area]
English → English (gcide) Definition: Blastoderm Blastoderm \Blas"to*derm\, n. [Gr. blasto`s sprout + E. derm.] (Embryology) the early stage of an embryo after the first cleavages of the ovum; also, the layer of cells of which the early embryo is composed; specifically: (a) the early embryo developing from a blastodisc, after the blastocoel has formed. (b) in an insect embryo, the layer of cells that surrounds the internal mass of the yolk. [PJC]