Definitions for "Abfraction"
The notch at a tooth's gumline that results from extreme pressure placed on that tooth for a prolonged period of time.
The loss of tooth structure at, or under, the junction of cementum and enamel near the gum line caused by excessive occlusal loading.
Loss of tooth surface at the cervical areas of teeth caused by tensile and compressive forces during tooth flexure; cervical erosive lesions that can not be attributed to any particular cause.