'Blastomere' definitions:
Definition of 'blastomere'
From: WordNet
noun
Any cell resulting from cleavage of a fertilized egg
Definition of 'Blastomere'
From: GCIDE
- Blastomere \Blas"to*mere\, n. [Gr. blasto`s sprout + -mere.] (Biol.) One of the segments first formed by the division of the ovum. --Balfour. [1913 Webster]