| a combining form meaning “having a jaw” of the kind or in the position specified by the initial element: prognathous. |
| -gnathous suff. Having a specified kind of jaw: metagnathous. [New Latin -gnathus, from Greek -gnathos, from gnathos, jaw; see genu-2 in Indo-European roots.] |
-gnathous suff.
Characterized by a specified kind of jaw: anisognathous.