One of the cells of the early embryo, formed during the first few divisions of the newly-fertilized zygote.

From the BioTech Dictionary at For further information see the BioTech homenode.

Blas"to*mere (?), n. [Gr. sprout + -mere.] Biol.

One of the segments first formed by the division of the ovum.



© Webster 1913.

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