mentum
men·tum
noun
2.
the protruding part of the lower jaw
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
Broader terms
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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.