Meanings
nounorthognathism (uncountable)
- uncountableanatomyThe quality of being orthognathous.
A secondary condition is the form of the alveolar portion of the upper jaw, which, so far as it is vertical, tends toward orthognathism
1877, Thomas Henry Huxley, A Manual of the anatomy of vertebrated animals
Origin
From ortho- + -gnathism, after orthognathic and orthognathous.
Full word history & related roots →Cite this entry
APA
orthognathism. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/orthognathism
MLA
“orthognathism.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/orthognathism. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “orthognathism,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/orthognathism.
Source: orthognathism on Wiktionary, CC BY-SA 4.0.