Prognathous
Pronunciation : Prog"na*thous
Part of Speech : a.
Etymology : [Gr. (Anat.)
Definition : Defn: Having the jaws projecting beyond the upper part of the face; - - opposed to orthognathous. See Gnathic index, under Gnathic. Their countenances had the true prognathous character. Kane.
Source : Webster's Unabridged Dictionary, 1913