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Webster 1913 Edition
Prognathous
Prog′na-thous
(prŏg′nȧ-thŭs)
, Adj.
[Gr.
πρό
before + γνάθοσ
the jaw] (Anat.)
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.