[ per-ee-uh-don-shuhm, -shee-uhm ]

noun,plural per·i·o·don·tia [per-ee-uh-don-shuh, -shee-uh]. /ˌpɛr i əˈdɒn ʃə, -ʃi ə/.
  1. 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

Words Nearby periodontium Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024