microsome

noun
mi·​cro·​some | \ ˈmī-krə-ˌsōm How to pronounce microsome (audio) \

Definition of microsome

1 : any of various minute cellular structures
2 : a particle in a particulate fraction that is obtained by heavy centrifugation of broken cells and consists of various amounts of ribosomes, fragmented endoplasmic reticulum, and mitochondrial cristae

Other Words from microsome

microsomal \ ˌmī-​krə-​ˈsō-​məl How to pronounce microsome (audio) \ adjective

First Known Use of microsome

1881, in the meaning defined at sense 1

History and Etymology for microsome

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The first known use of microsome was in 1881

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Cite this Entry

“Microsome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microsome. Accessed 7 May. 2021.

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microsome

noun
mi·​cro·​some | \ ˈmī-krə-ˌsōm How to pronounce microsome (audio) \

Medical Definition of microsome

1 : any of various minute cellular structures (as a ribosome)
2 : a particle in a particulate fraction that is obtained by heavy centrifugation of broken cells and consists of various amounts of ribosomes, fragmented endoplasmic reticulum, and mitochondrial cristae

Other Words from microsome

microsomal \ ˌmī-​krə-​ˈsō-​məl How to pronounce microsome (audio) \ adjective

More from Merriam-Webster on microsome

Britannica.com: Encyclopedia article about microsome

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