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sarcosome

American

[sahr-kuh-sohm] / ˈsɑr kəˌsoʊm /

noun

Cell Biology.

a mitochondrion occurring in a muscle fiber.

Etymology

Origin of sarcosome

First recorded in 1895–1900; sarco- + -some ³

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.