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periodontics

noun

peri·​odon·​tics ˌper-ē-ō-ˈdän-tiks How to pronounce periodontics (audio)
plural in form but singular in construction
: a branch of dentistry that deals with diseases of the supporting and investing structures of the teeth including the gums, cementum, periodontal membranes, and alveolar bone
periodontist noun

Word History

Etymology

New Latin periodontium periodontal tissue, from peri- + Greek odont-, odous, odōn tooth — more at tooth

First Known Use

circa 1944, in the meaning defined above

Time Traveler
The first known use of periodontics was circa 1944

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