lon·​gis·​si·​mus län-ˈjis-i-məs How to pronounce longissimus (audio)
plural longissimi -ˌmī How to pronounce longissimus (audio)
: the intermediate division of the sacrospinalis muscle that consists of the longissimus capitis, longissimus cervicis, and longissimus thoracis
also : any of these three muscles

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Cite this Entry

“Longissimus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/longissimus. Accessed 13 Jul. 2024.

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