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mentum

men·tum

UK/ˈmɛn.təm/ uncommon

noun

1.

a projection like a chin formed by the sepals and base of the column in some orchids

2.

the protruding part of the lower jaw

Synonyms
3.

a projection below the mouth of certain mollusks that resembles a chin

Origin

Learned borrowing from Latin mentum (“the chin”). Doublet of menton.

Related words

Narrower terms

Part of

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.