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calculus

nounattested in dialogue

  • United Kingdom//ˈkæl.kjʊ.ləs//
  • United States//ˈkæl.kjə.ləs//
  • //ˈkælk(j)ʊləs//

Any formal system in which symbolic expressions are manipulated according to fixed rules.

noun

  1. 1

    datedCalculation; computation.

  2. 2

    Any formal system in which symbolic expressions are manipulated according to fixed rules.

    lambda calculus

    predicate calculus

  3. 3

    Differential calculus and integral calculus considered as a single subject.

    Near-synonyms: analysis, mathematical analysis

    I took calculus in high school.

  4. 4

    A stony concretion that forms in a bodily organ.

  5. 5

    Deposits of calcium phosphate salts on teeth.

  6. 6

    A decision-making method, especially one appropriate for a specialised realm.

    The Tory leader refused to state how many financiers he thought should end up in jail, saying: “There is not some simple calculus."

Etymology

* Borrowed from Latin calculus (“a pebble or stone used as reckoning counters in abacus”), diminutive of calx (“limestone”) + -ulus. * Mathematical topic is from differential calculus.

Forms

plural
calculi, calculuses
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).