abfraction

[ab-frak´shun] pathological loss of tooth structure owing to biomechanical forces (flexion, compression, or tension) or chemical degradation; it is most visible as V-shaped notches in the cervical area of a tooth.

abfraction

(ab-frak'shŭn), To break away.

ab·frac·tion

(ab-frak'shŭn) Pathologic loss of hard tooth substance caused by biomechanical loading forces. [ab- + L. fractio, a breaking, fr. frango, fractum, to break]

ab·frac·tion

(ab-frak'shŭn) Loss of tooth structure considered due to combined stress on tooth, resulting from flexure and chemical factors; usually evident as a notch on the buccal surface just occlusal to the adjacent gingiva. [ab- + L. fractio, a breaking, Fr. frango, fractum, to break]

单词	abfraction
释义	abfraction abfraction [ab-frak´shun] pathological loss of tooth structure owing to biomechanical forces (flexion, compression, or tension) or chemical degradation; it is most visible as V-shaped notches in the cervical area of a tooth. abfraction (ab-frak'shŭn), To break away. ab·frac·tion (ab-frak'shŭn) Pathologic loss of hard tooth substance caused by biomechanical loading forces. [ab- + L. fractio, a breaking, fr. frango, fractum, to break] ab·frac·tion (ab-frak'shŭn) Loss of tooth structure considered due to combined stress on tooth, resulting from flexure and chemical factors; usually evident as a notch on the buccal surface just occlusal to the adjacent gingiva. [ab- + L. fractio, a breaking, Fr. frango, fractum, to break]
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