periodontium

[ per-ee-uh-don-shuh m, -shee-uh m ]
/ ˌpɛr i əˈdɒn ʃəm, -ʃi əm /

noun, plural per·i·o·don·tia [per-ee-uh-don-shuh, -shee-uh] /ˌpɛr i əˈdɒn ʃə, -ʃi ə/.

the bone, connective tissue, and gum surrounding and supporting a tooth.

Origin of periodontium

From New Latin, dating back to 1955–60; see origin at peri-, -odont, -ium

Definition for periodontia (2 of 2)

periodontics

[ per-ee-uh-don-tiks ]
/ ˌpɛr i əˈdɒn tɪks /

noun (used with a singular verb)

the branch of dentistry dealing with the study and treatment of diseases of the periodontium.
Also per·i·o·don·tia [per-ee-uh-don-shuh, -shee-uh] /ˌpɛr i əˈdɒn ʃə, -ʃi ə/.

Origin of periodontics

1945–50; < New Latin periodont(ia) (see peri-, -odont, -ia) + -ics

Related forms

per·i·o·don·tic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for periodontia

periodontics

/ (ˌpɛrɪəˈdɒntɪks) /

noun

(functioning as singular) the branch of dentistry concerned with diseases affecting the tissues and structures that surround teethAlso called: periodontology

Derived Forms

periodontic, adjectiveperiodontically, adverb

Word Origin for periodontics

C19: from peri- + -odontics, from Greek odōn tooth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for periodontia (1 of 2)

periodontics

[ pĕr′ē-ə-dŏntĭks ]

n.

The branch of dentistry concerned with the care and treatment of the tissues surrounding and supporting the teeth.periodontia

Related forms

per′i•o•dontic adj.per′i•o•dontist n.

Medicine definitions for periodontia (2 of 2)

periodontium

[ pĕr′ē-ə-dŏnshē-əm ]

n. pl. per•i•o•don•tia (-shə, -shē-ə)

The tissues that surround and support the teeth, including the gums, cementum, periodontal ligament, and alveolar and supporting bone.alveolodental membrane peridental membrane
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for periodontia

periodontics

[ pĕr′ē-ə-dŏntĭks ]

The branch of dentistry that deals with the study and treatment of the tissues surrounding and supporting the teeth, especially the gums.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.