parodontium

[ par-uh-don-shuh m; -shee-uh m ]
/ ˌpær əˈdɒn ʃəm; -ʃi əm /

noun, plural par·o·don·tia [par-uh-don-shuh, -shee-uh] /ˌpær əˈdɒn ʃə, -ʃi ə/.

Origin of parodontium

From New Latin; see origin at par-, periodontium