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orthognathous

[awr-thog-nuh-thuh s]
adjective Craniometry.
  1. straight-jawed; having the profile of the face vertical or nearly so; having a gnathic index below 98.
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Also or·thog·nath·ic [awr-thuh g-nath-ik, -thog-] /ˌɔr θəgˈnæθ ɪk, -θɒg-/.

Origin of orthognathous

First recorded in 1850–55; ortho- + -gnathous
Related formsor·thog·na·thism [awr-thog-nuh-thiz-uh m] /ɔrˈθɒg nəˌθɪz əm/, or·thog·na·thy, nounhy·per·or·thog·na·thous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for orthognathic

orthognathous

adjective
  1. anatomy having normally aligned jaws
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Derived Formsorthognathism or orthognathy, noun
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

orthognathic in Medicine

orthognathic

(ôr′thō-năthĭk, ôr′thəg-)
adj.
  1. Relating to orthognathia.
  2. Having a jaw that does not project forward.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.