# prognathism

> English word · Noun

## Definitions
1. An abnormal projection of the jaws.

## Etymology
From pro- + -gnathism, after prognathous and prognathic.

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