Hypertext Webster Gateway: "blastomere"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Blastomere \Blas"to*mere\, n. [Gr. blasto`s sprout + -mere.]
(Biol.)
One of the segments first formed by the division of the ovum.
--Balfour.
From WordNet (r) 1.7 (wn)
blastomere
n : any cell resulting from cleavage of a fertilized egg
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