Having jaws of unequal size, the upper being wider than the lower. ... Origin: aniso-+ G. Gnathos, jaw ... (05 Mar 2000) ... 
Type: Term Pronunciation: an′i-sog′nă-thŭs Definitions: 1. Having jaws of unequal size, the upper being wider than the lower.
anisognathous 1. Having jaws of unequal size, the upper being wider than the lower. 2. Having teeth in upper and lower jaws that are not the same.