orthognathous

[ awr-thog-nuh-thuhs ]

adjective

, Craniometry.

1. straight-jawed; having the profile of the face vertical or nearly so; having a gnathic index below 98.

orthognathous

/ ɔːˈθɒɡnəθəs /

adjective

1. anatomy having normally aligned jaws

Derived Forms

• orˈthognaˌthism, noun

Other Words From

• or·thog·na·thism [awr-, thog, -n, uh, -thiz-, uh, m], or·thogna·thy noun
• hyper·or·thogna·thous adjective

Word History and Origins

Origin of orthognathous¹

First recorded in 1850–55; ortho- + -gnathous

Example Sentences

At its northeastern end is the most round-headed, orthognathous, straight-haired, and yellow-skinned race.

From Project Gutenberg

I do not see that an orthognathous face would cost more than a prognathous face; or a good morale than a bad one.

From Project Gutenberg

There is little or no brow prominence and one at least of the skulls is as orthognathous in facial angle as that of a European.

From Project Gutenberg

The "gnathic index" is said to show that Europeans and Bushmen are orthognathous.

From Project Gutenberg