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calculus

Syllabification: (cal·cu·lus)
Pronunciation: /ˈkalkyələs/
Translate calculus | into German | into Italian
Definition of calculus

noun

  • 1 (plural calculuses) (also infinitesimal calculus) the branch of mathematics that deals with the finding and properties of derivatives and integrals of functions, by methods originally based on the summation of infinitesimal differences. The two main types are differential calculus and integral calculus.
  • 2 (plural calculuses) Mathematics & Logic a particular method or system of calculation or reasoning.
  • 3 (plural calculi /-ˌlī, -ˌlē/) Medicine a concretion of minerals formed within the body, especially in the kidney or gallbladder.
  • another term for tartar.

Origin:

mid 17th century: from Latin, literally 'small pebble (as used on an abacus)'

calculus in other Oxford dictionaries

Definition of calculus in the British & World English dictionary