Prognathous

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Prognathous \Prog"na*thous\ (pr[o^]g"n[.a]*th[u^]s), a. [Gr.
     pro` before + gna`qos the jaw] (Anat.)
     Having the jaws projecting beyond the upper part of the face;
     -- opposed to {orthognathous}. See {Gnathic index}, under
     {Gnathic}.
     [1913 Webster]


  
           Their countenances had the true prognathous character.
                                                    --Kane.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  prognathous
       adj : having a projecting lower jaw [syn: {prognathic}, {hypognathous}]
             [ant: {opisthognathous}]