Any abnormality that extends beyond the teeth and includes the maxilla or mandible, or both. ... Origin: dys-+ G. Gnathos, jaw ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973
(dis-na´the-ә) any oral abnormality that extends beyond the teeth and involves the maxilla or mandible, or both. Found on http://www.encyclo.co.uk/local/21001