Definition of calculus - WordReference.com Dictionary

WordReference.com English Dictionary

calculus
A	noun
	1	calculus, the calculus, infinitesimal calculus
			the branch of mathematics that is concerned with limits and with the differentiation and integration of functions
		Category Tree: psychological feature ╚cognition; knowledge; noesis ╚content; cognitive content; mental object ╚knowledge domain; knowledge base ╚discipline; subject; subject area; subject field; field; field of study; study; bailiwick; branch of knowledge ╚science; scientific discipline ╚mathematics; math; maths ╚pure mathematics ╚calculus, the calculus, infinitesimal calculus ╚calculus of variations ╚integral calculus ╚differential calculus; method of fluxions ╚analysis
	2	calculus, concretion
			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"
		Category Tree: entity ╚object; physical object ╚natural object ╚rock; stone ╚calculus, concretion ╚urolith ╚sialolith; salivary calculus ╚ptyalith ╚kidney stone; urinary calculus; nephrolith; renal calculus ╚gallstone; bilestone ╚enterolith ╚bladder stone; cystolith
	3	tartar, calculus, tophus
			an incrustation that forms on the teeth and gums
		Category Tree: entity ╚object; physical object ╚natural object ╚covering; natural covering; cover ╚crust; incrustation; encrustation ╚tartar, calculus, tophus

cold calculus
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