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mentum

[ men-tuhm ]
/ ˈmɛn təm /
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noun, plural men·ta [men-tuh]. /ˈmɛn tə/.
Entomology. the medial plate of the labium in insects.
Botany. a chinlike protuberance formed by the sepals and the base of the column in some orchids.
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Origin of mentum

1685–95; <New Latin, Latin mentum chin, akin to mouth
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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