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plural nountreated as singular
The branch of dentistry concerned with the structures surrounding and supporting the teeth.
- ‘This subject embraces theoretical and practical training in all clinical disciplines, orthodontics, periodontics, oral medicine, maxillo-facial surgery, prostodontics and pharmacology.’
- ‘During the mandatory 12-month enrollment period, enrollees are covered for basic restorative services, periodontics, endodontics, oral surgery and dental emergencies.’
- ‘Basic services such as fillings, oral surgery, periodontics (gum treatment) and endodontics (root canals) would be 70 per cent covered.’
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