n.pl. (treated as sing.) the branch of dentistry concerned with the structures surrounding and supporting the teeth.
Derivatives:
periodontal adj. periodontist n.
Etymology: PERI- + Gk odous odont- tooth
n.pl. (treated as sing.) the branch of dentistry concerned with the structures surrounding and supporting the teeth.
Derivatives:
periodontal adj. periodontist n.
Etymology: PERI- + Gk odous odont- tooth
Oxford English vocab. Оксфордский английский словарь. 2012