Definition of CALCULUS

calculus

Meanings

Plural: calculi, calculuses

Noun

  • a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body
  • an incrustation that forms on the teeth and gums
  • the branch of mathematics that is concerned with limits and with the differentiation and integration of functions
  • Calculation; computation.
  • Any formal system in which symbolic expressions are manipulated according to fixed rules.
  • Differential calculus and integral calculus considered as a single subject.
  • A stony concretion that forms in a bodily organ.
  • Deposits of calcium phosphate salts on teeth.
  • A decision-making method, especially one appropriate for a specialised realm.

Origin / 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.

Synonyms

calculation, calculus, ciphering, computation, computing, concretion, dental calculus, infinitesimal calculus, reckoning, stone, supputation, tartar, tophus

Scrabble Score: 12

calculus is a valid Scrabble (US) TWL word
calculus is a valid Scrabble Word in Merriam-Webster MW Dictionary
calculus is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 18

calculus is a valid Words With Friends word