Word Study
prognathous
WORDNET DICTIONARY
Adjective prognathous has 1 sense
- prognathous(a = adj.all) hypognathous, prognathic - having a projecting lower jaw; Array Antonym: opisthognathous
CIDE DICTIONARY
prognathous, a. [Gr. before + the jaw].
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."
[1913 Webster]
OXFORD DICTIONARY
prognathous, adj.
1 having a projecting jaw.
2 (of a jaw) projecting.
1 having a projecting jaw.
2 (of a jaw) projecting.
Derivative
prognathic adj. prognathism n.
Etymology
PRO-(2) + Gk gnathos jaw
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