Unfavorable systemic response to a foreign substance or drug.

Removal of tooth structure by blasting a tooth with air and abrasive.

Contemporary term for dental restorations that involve “bonding” of composite resin or porcelain fillings to natural teeth.

A tooth or teeth that supports a fixed or removable bridge.

An infection of a tooth, soft tissue or bone.

Loss of tooth structure caused by a hard toothbrush, poor brushing technique or bruxism (grinding or clenching the teeth).