Meaning of mesognathous

me•sog•na•thous

Pronunciation: (mi-zog'nu-thus, -sog'-), [key]
— adj. Anthropol.
  1. having medium, slightly protruding jaws.
  2. having a moderate or intermediate gnathic index of from 98 to 103.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.