blastomere

noun Embryology.

1. any cell produced during cleavage.

noun

1. embryol any of the cells formed by cleavage of a fertilized egg

n.

1. Any of the cells resulting from the cleavage of a fertilized ovum during early embryonic development.

1. Any of the cells resulting from the cleavage of a fertilized ovum. In the initial stage of development, the blastomeres adhere to each other in a mass called a morula.