Abnormal dental morphology Excessive dental attrition 2023-02-19T16:40:36Z Excessive tooth attrition Excessive wear and tear on teeth A higher than expected amount of attrition of teeth, as menifested by loss of tooth characteristics including rounding or sharpening of incisal edges, loss of cusps, and fracturing of teeth, to an extent that is deemed more than would be expected at a given age.