Standard Lemma guide

periodontitis

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

A serious form or stage of periodontal disease which may lead to loss of bone and falling out of teeth.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: dentistry, medicine, sciences

Examples

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

Meaning relationships

Synonyms: parodontitis

Antonyms: none provided

2

noun

Meaning 2

a disease that attacks the gum and bone and around the teeth

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: periodontal disease

Antonyms: none provided

Broader terms: disease

Narrower terms: pyorrhea, pyorrhoea, pyorrhea alveolaris, Riggs' disease, alveolar resorption, gingivitis, ulatrophia

History

Etymology

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

Across languages

Translations

20 source translations are retained for this English entry.

  • Chinese Mandarin: 牙週炎 /牙周炎 (yázhōuyán) — disease of periodontium
  • Czech: paradentóza — disease of periodontium
  • Finnish: parodontiitti — disease of periodontium
  • Finnish: tukikudostulehdus — disease of periodontium
  • Finnish: hampaiden tukikudostulehdus — disease of periodontium
  • Finnish: kiinnityskudossairaus — disease of periodontium
  • Finnish: hampaiden kiinnityskudossairaus — disease of periodontium
  • Finnish: kiinnityskudostulehdus — disease of periodontium
  • Finnish: hampaiden kiinnityskudostulehdus — disease of periodontium
  • Galician: paradontite — disease of periodontium
  • German: Parodontitis — disease of periodontium
  • Italian: paradontite — disease of periodontium
  • Japanese: 歯周炎 (shishūen) — disease of periodontium
  • Japanese: 歯周病 (shishūbyō) — disease of periodontium
  • Malay: radang periodontium — disease of periodontium
  • Malay: periodontitis — disease of periodontium
  • Spanish: periodontitis — disease of periodontium
  • Spanish: piorrea — disease of periodontium
  • Swedish: tandlossning — disease of periodontium
  • Swedish: parodontit — disease of periodontium