microsome

noun

mi·​cro·​some ˈmī-krə-ˌsōm How to pronounce microsome (audio)
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
microsomal adjective

Word History

Etymology

International Scientific Vocabulary

First Known Use

1881, in the meaning defined at sense 1

Time Traveler
The first known use of microsome was in 1881

Dictionary Entries Near microsome

Cite this Entry

“Microsome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microsome. Accessed 18 Apr. 2024.

Medical Definition

microsome

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

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