periodontitis

From Ancient Greek περί (perí, “around”) + ὀδούς (odoús, “a tooth”) +‎ -itis.

periodontitis (usually uncountable, plural periodontitides)

1. (dentistry, periodontology) A serious form or stage of periodontal disease which may lead to loss of bone and falling out of teeth.

   Synonym: parodontitis

   An untreated gingivitis may lead to periodontitis, both forms of periodontal disease.

   • 1932, The Journal of Periodontology, volume 3, page 29:

     Schlein reports favorable results from the use of Besredka's antivirus in cases of ulcerous stomatitis, acute pulpitis and periodontitides.

• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “periodontitis”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
• “periodontitis”, in OneLook Dictionary Search.

periodontitis f (uncountable)

1. periodontitis

   Synonym: piorrea