prognathous

American  

[prog-nuh-thuhs, prog-ney-] / ˈprɒg nə θəs, prɒgˈneɪ- /

Also prognathic

adjective

Craniometry.

1. having protrusive jaws; having a gnathic index over 103.

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prognathous British  

/ prɒɡˈneɪθəs, prɒɡˈnæθɪk, ˈprɒɡnəˌθɪzəm /

adjective

1. having a projecting lower jaw

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Other Word Forms

• hyperprognathous adjective
• prognathism noun
• prognathy noun

Etymology

Origin of prognathous

First recorded in 1830–40; pro- ² + -gnathous

Example Sentences

Forty-seven snubs by forty-seven hooks; forty-seven receding by forty-seven prognathous chins.

From Literature

Nothing will begrudge, I'm sure, That may nourish, please, or cure His prognathous little pet.

From Project Gutenberg

I am subjectively certain that some ancestor of mine with prognathous jaw, flat forehead and enormous thews, paddled over the sea that once filled these plains and roamed over the far-separated hill-tracks.

From Project Gutenberg

Sutherland was famously prognathous, but Poplavskaya's jaw – angular, horizontally extended to give her square face the look of a cubist carving – is even more extraordinary.

From The Guardian

The skull is dolichocephalic with an average cranial index of 72, prognathous and platyrrhine.

From Project Gutenberg