genioglossus

noun

ge·​nio·​glos·​sus -ˈgläs-əs How to pronounce genioglossus (audio) -ˈglȯs- How to pronounce genioglossus (audio)
plural genioglossi -ˌī How to pronounce genioglossus (audio)
: a fan-shaped muscle that arises from the superior mental spine, inserts on the hyoid bone and into the tongue, and serves to advance and retract and also to depress the tongue

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Cite this Entry

“Genioglossus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/genioglossus. Accessed 6 Feb. 2023.

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