'blastodisc' definitions:

Definition of 'blastodisc'

(from WordNet)
noun
A layer of cells on the inside of the blastula [syn: blastoderm, germinal disc, blastodisc, germinal area]

Definition of 'blastodisc'

From: GCIDE
  • blastodisc \blastodisc\ n. a disc-shaped layer of cells on the surface of the yolk mass of an egg (such as that of a bird) which develops to form the embryo.
  • Syn: germinal disc, germinal area. [WordNet 1.5 +PJC]