D defs.my
Entry 1 sense Webster, 1913

periodontitis

/(pĕr`ē*ō̇*dŏn*tī"tĭs)/ · per·i·o·don·ti·tis · IPA
01 n. A disease that attacks the gum and bone around the teeth.
  1. 1.
    A disease that attacks the gum and bone around the teeth.(Med.)