(ˈ)ȯ(r)|thägnəthəs adjective
also or·thognath·ic |ȯ(r)thə̇(g)|nathik, -ˌthäg|n-
Etymology: orthognathous International Scientific Vocabulary orth- + -gnathous; orthognathic from orth- + gnathic
: having straight jaws : not having the lower parts of the face projecting