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prognathous

[prog-nuh-thuh s, prog-ney-] /ˈprɒg nə θəs, prɒgˈneɪ-/
adjective, Craniometry
1.
having protrusive jaws; having a gnathic index over 103.
Also, prognathic
[prog-nath-ik] /prɒgˈnæθ ɪk/ (Show IPA)
.
Origin
1830-1840
1830-40; pro-2 + -gnathous
Related forms
prognathism
[prog-nuh-thiz-uh m] /ˈprɒg nəˌθɪz əm/ (Show IPA),
prognathy, noun
hyperprognathous, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for prognathy

prognathous

/prɒɡˈneɪθəs/
adjective
1.
having a projecting lower jaw
Derived Forms
prognathism (ˈprɒɡnəˌθɪzəm) noun
Word Origin
C19: from pro-² + Greek gnathos jaw
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for prognathy

prognathous

adj.

1836, from pro- + Greek gnathos "jaw" (see gnathic) + -ous. Related: Prognathic.

Online Etymology Dictionary, © 2010 Douglas Harper
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prognathy in Medicine

prognathous prog·na·thous (prŏg'nə-thəs, prŏg-nā'-) or prog·nath·ic (prŏg-nāth'ĭk, -nā'thĭk)
adj.
Having jaws that project forward to a marked degree.


prog'na·thism (-nə-thĭz'əm) n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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