See m. (muscle). [L.]
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men·ta·lis men-'tā-ləs n, pl men·ta·les -.lēz 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
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men·ta·lis (men-taґlis) [L.] relating to the chin; see under musculus.Medical dictionary. 2011.