blas·​to·​mere | \ ˈbla-stə-ˌmir How to pronounce blastomere (audio) \

Definition of blastomere

: one of the cells that are produced during cleavage of a zygote and that form the morula

Examples of blastomere in a Sentence

Recent Examples on the Web First, the isolated cell can be co-cultured with blastomeres from other embryos biopsied during the IVF cycle (there are almost always multiple embryos undergoing PGD biopsy per cycle). Wired Blogs, WIRED, 21 Sep. 2006

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'blastomere.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of blastomere

1875, in the meaning defined above

History and Etymology for blastomere

blasto- + -mere

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The first known use of blastomere was in 1875

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Cite this Entry

“Blastomere.” Dictionary, Merriam-Webster, Accessed 3 Dec. 2021.

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More Definitions for blastomere


blas·​to·​mere | \ ˈblas-tə-ˌmi(ə)r How to pronounce blastomere (audio) \

Medical Definition of blastomere

: a cell produced during cleavage of a fertilized egg

called also cleavage cell

Other Words from blastomere

blastomeric \ ˌblas-​tə-​ˈmi(ə)r-​ik How to pronounce blastomere (audio) , -​ˈmer-​ How to pronounce blastomere (audio) \ adjective

More from Merriam-Webster on blastomere Encyclopedia article about blastomere


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