【医】 subgingival calculus
gum
【医】 gingiva; gingivae; gingivo-; gum; oula; ula; ule-; ulo-
below; descend; down; give birth to; give in; go to; leave off; lower; next
take
【医】 cata-; hyp-; infra-; kat-; sub-
calculus; concretion; stone
【医】 calculi; calculus; concrement; concretio; concretion; lithiasis; litho-
stone