# labrum

> English word · Noun · IPA /ˈleɪ.bɹəm/ · frequency rank #66,026

## Definitions
1. The uppermost of the mouthparts (trophi) of a typical insect, such as a cockroach. Typically resembles an upper lip and forms part of the roof of the mouth in such insects.
2. Any of several lip-like projections.
3. A large basin of warm water, with an overhanging lip, in a Roman bath.

## Etymology
From Latin labrum (“lip”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/labrum