blastomere

[ blas-tuh-meer ]

Phonetic (Standard)IPA

noun

, Embryology.

blastomere

/ ˈblæstəʊˌmɪə; ˌblæstəʊˈmɛrɪk /

blastomere

/ blăs′tə-mîr′ /

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 .

First recorded in 1875–80; blasto- + -mere

If left on its natural course, a blastomere eventually develops into another embryo.

A half-embryo or a whole dwarf may arise according to the artificial position of the blastomere.

April 25, 2024firkin

[fur-kin ]

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