sarcosome

noun

sar·​co·​some ˈsär-kə-ˌsōm How to pronounce sarcosome (audio)
: a mitochondrion of a striated muscle fiber
sarcosomal
ˌsär-kə-ˈsō-məl How to pronounce sarcosome (audio)
adjective

Word History

Etymology

borrowed from German Sarkosoma, from sarko- sarco- + -soma -some entry 3

First Known Use

1899, in the meaning defined above

Time Traveler
The first known use of sarcosome was in 1899

Rhymes for sarcosome

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Browse Nearby Words

sarcosoma
sarcosome
Sarcosporida
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Cite this Entry

“Sarcosome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sarcosome. Accessed 20 Jul. 2025.

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Medical Definition

sarcosome

noun
sar·​co·​some ˈsär-kə-ˌsōm How to pronounce sarcosome (audio)
: a mitochondrion of a striated muscle fiber
sarcosomal
ˌsär-kə-ˈsō-məl How to pronounce sarcosome (audio)
adjective
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