mentalis
noun
men·ta·lis
men-ˈtā-ləs 
plural mentales
-ˌlēz
: a muscle that originates in the incisive fossa of the mandible, inserts in the skin of the chin, and raises the chin and pushes up the lower lip
Cite this Entry
“Mentalis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/mentalis. Accessed 31 Oct. 2025.
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