: of, relating to, or being muscle fiber that contracts slowly especially during sustained physical activity requiring endurance compare fast-twitch

Examples of slow-twitch in a Sentence

Recent Examples on the Web Compared to most mammals, humans have more slow-twitch muscle fibers, which are energy efficient when running long distances. Will Sullivan, Smithsonian Magazine, 14 May 2024 From your biceps and triceps to your quads and glutes, your skeletal muscles contain slow-twitch (type I) and fast-twitch (type II). Tiffany Ayuda, Health, 13 Apr. 2024 Finally, muscles that have a higher proportion of fast-twitch to slow-twitch fibers strain more readily. Nicole Wetsman, Popular Science, 24 May 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'slow-twitch.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1958, in the meaning defined above

Time Traveler
The first known use of slow-twitch was in 1958

Dictionary Entries Near slow-twitch

Cite this Entry

“Slow-twitch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/slow-twitch. Accessed 28 May. 2024.

Medical Definition

slow-twitch

adjective
: of, relating to, or being muscle fiber that contracts slowly especially during sustained physical activity requiring endurance compare fast-twitch
Last Updated: - Updated example sentences
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