from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Of or relating to the jaw.
from The Century Dictionary.
- Of or pertaining to the jaws; specifically, in craniometry, pertaining to the alveolus of the jaws; alveolar: as, the gnathic or alveolar index (which see, under
craniometry). Also gnathal.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Anat.) Of or pertaining to the jaw.
- adjective in a skull, the ratio of the distance from the middle of the nasofrontal suture to the basion (taken equal to 100), to the distance from the basion to the middle of the front edge of the upper jaw; -- called also
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Of or
pertainingto the jaw.
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
The degree of projection of the jaws is determined by the gnathic or alveolar index, which represents the proportion between the basialveolar and basinasal lengths, thus: basialveolar length X 100/basinasal length56