Definition of "periodontium" []

• The specialized tissues that both surround and support the teeth, maintaining them in the maxillary and mandibular bones; the tissues including alveolar bone, cementum, gums and periodontal ligament. (noun)

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• "The medical fact is that chewing gum and eating meat causes chronic damage to the periodontium integumentium, which is the area in which tooth lice dine on stuck particles of your ham and cheese sandwich."
• "Authored by Sebastian G. Ciancio, D.D.S., distinguished service professor and chairman in the Department of Periodontics and Endodontics and director of the Center for Dental Studies at the State University of New York (SUNY) at Buffalo, this guide takes a comprehensive approach to the regeneration (new bone, cementum and periodontal ligament) of the periodontal attachment apparatus as well as the soft tissues of the periodontium."
• "The figures show microcomputed tomographic images of regenerated periodontium (tooth supporting structures) following delivery of PDGF genes."