dentistry

Short definition from Wiktionary

Noun

1. 1
   The field of medicine concerned with the study, diagnosis, and treatment of conditions of the teeth and oral cavity.
2. 2
   Operations performed on teeth and adjoining areas such as drilling, filling cavities, and placing crowns and bridges.
3. 3
   A dental surgery, an operation on the teeth.
4. 4
   A place where dental operations are performed.