periodontium

noun
peri·​odon·​tium | \ ˌper-ē-ō-ˈdän-ch(ē-)əm How to pronounce periodontium (audio) \
plural periodontia\ -​ch(ē-​)ə How to pronounce periodontia (audio) \

Medical Definition of periodontium

: the supporting structures of the teeth including the cementum, the periodontal ligament, the bone of the alveolar process, and the gums

Learn More about periodontium

Share periodontium

Comments on periodontium

What made you want to look up periodontium? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the range of authority or knowledge

Get Word of the Day daily email!

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt-painting-a-young-scholar-and-his-tutor
  • Which of the following is the earliest known sense of the word awe?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!