| 释义 |
abfraction lesion abfraction lesionloss of tooth structure, usually in a wedge-shaped pattern in the cervical area of the tooth, attributed to flexure and fatigue in an area away from the point of loading (usually cervical).ab·frac·tion le·sion (ab-frakshŭn lēzhŭn) Loss of tooth structure, usually in a wedge-shaped pattern in the cervical area of the tooth, attributed to flexure and fatigue in an area away from the point of loading (usually cervical). |