- having protrusive jaws; having a gnathic index over 103.
Origin of prognathous
Examples from the Web for prognathism
Historical Examples of prognathism
There is no tendency to prognathism, as in some of the Celts.
The lips are thick and bowed, but there is little or no prognathism.The Wild Tribes of Davao District, Mindanao
It presents no indication of the prognathism which modifies the facial angle.A Journey to the Centre of the Earth
Some prognathism is common among Fijians, both total and mid-facial, but the condition is not universal nor pronounced.A Racial Study of the Fijians
Norman E. Gabel
Prognathism, the projection of the lower portion of the face beyond the forehead, is found in 45.7% of criminals.Criminal Man
- having a projecting lower jaw
Word Origin for prognathous
- Having jaws that project forward to a marked degree.