mentum

{{Short description|Anatomical structure near the mouth}}

The term mentum can refer to several anatomical structures near the mouth of an animal:

• The median plate of an insect's labium.{{Cite web |title=Mentum |url=https://www.merriam-webster.com/dictionary/mentum |access-date=2025-03-12 |website=Merriam Webster |language=en}}
• The protruding part of the human chin.{{Cite web |date=2023-06-07 |title=Mental tubercle |url=https://anatomy.co.uk/mental-tubercle/ |access-date=2025-03-12 |website=Anatomy.co.uk |language=en-US}}
• A certain thin projection of the soft parts of the animal, below the mouth, in the family Pyramidellidae.{{Citation needed|date=March 2025}}