skeletal muscle

noun

: striated muscle that is usually attached to the skeleton and is usually under voluntary control

Examples of skeletal muscle in a Sentence

Recent Examples on the Web
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In humans myosin proteins are widely distributed throughout the body, with different classes being expressed in specific tissues; for example, certain isoforms are abundant in skeletal muscle and cardiac muscle, while others are found in epithelial cells, neurons, and immune cells. Encyclopedia Britannica, 3 Apr. 2026 To solve this, researchers turned the body’s own skeletal muscles into a sort of factory to produce ANP, using a specialized RNA injection to give the arm or leg muscles a set of instructions. Khloe Quill, FOXNews.com, 31 Mar. 2026 Ofelia Torres died last month from Stage 4 alveolar rhabdomyosarcoma, a rare and aggressive form of cancer that develops in skeletal muscles. Sara Tenenbaum, CBS News, 3 Mar. 2026 Daily exercise and maintaining skeletal muscle volume as you age are among the most potent forms of preventive health care. Jordan D. Metzl, The Atlantic, 19 Feb. 2026 See All Example Sentences for skeletal muscle

Word History

First Known Use

1877, in the meaning defined above

Time Traveler
The first known use of skeletal muscle was in 1877

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Cite this Entry

“Skeletal muscle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/skeletal%20muscle. Accessed 11 Apr. 2026.

Medical Definition

skeletal muscle

noun
: striated muscle that is usually attached to the skeleton and is usually under voluntary control
also : a muscle composed of skeletal muscle

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