CALCULUS

• (noun) the branch of mathematics that is concerned with limits and with the differentiation and integration of functions

  synonyms : infinitesimal calculus

• (noun) a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body

  "renal calculi can be very painful"

  synonyms : concretion

• (noun) an incrustation that forms on the teeth and gums

  synonyms : tartar , tophus

WordNet® 3.0, © 2006 by Princeton University.

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