Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The science concerned with the diagnosis, prevention, and treatment of diseases of the teeth, gums, and related structures of the mouth and including the repair or replacement of defective teeth.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The field of medicine concerned with the study, diagnosis, and treatment of conditions of the teeth and oral cavity.
  • n. Operations performed on teeth and adjoining areas such as drilling, filling cavities, and placing crowns and bridges.
  • n. A dental surgery, an operation on the teeth.
  • n. A place where dental operations are performed. (Not as common as "dentist's office". Compare surgery.)

from the GNU version of the Collaborative International Dictionary of English

  • n. The art or profession of a dentist; dental surgery.

from The Century Dictionary and Cyclopedia

  • n. The art or profession of a dentist; dental surgery.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the branch of medicine dealing with the anatomy and development and diseases of the teeth

Etymologies

dentist +‎ -ry (Wiktionary)

Examples

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  • The standard of dentistry was, shall we say, still poor in the sixteeth century.

    April 7, 2010