any of various mixed bacterial infections that affect the soft tissues and bones supporting the teeth.


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  • Periodontal ligament

    periodontal ligament n. The connective tissue surrounding the root of a tooth and attaching it to its bony socket. Also called alveolodental ligament, periodontal membrane.

  • Periodontal-membrane

    noun, Dentistry. 1. the collagenous, fibrous connective tissue between the cementum of the tooth and the alveolus.

  • Periodontal membrane fiber

    periodontal membrane fiber n. Any of the collagen fibers that run from the cementum to the alveolar bone and suspend a tooth in its socket.

  • Periodontia

    [per-ee-uh-don-shuh m, -shee-uh m] /ˌpɛr i əˈdɒn ʃəm, -ʃi əm/ noun, plural periodontia [per-ee-uh-don-shuh, -shee-uh] /ˌpɛr i əˈdɒn ʃə, -ʃi ə/ (Show IPA) 1. the bone, connective tissue, and gum surrounding and supporting a tooth. [per-ee-uh-don-tiks] /ˌpɛr i əˈdɒn tɪks/ noun, (used with a singular verb) 1. the branch of dentistry dealing with the study […]

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