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calculus

American  
[kal-kyuh-luhs] / ˈkæl kyə ləs /

noun

plural

calculi, calculuses
  1. Mathematics. a method of calculation, especially one of several highly systematic methods of treating problems by a special system of algebraic notations, as differential or integral calculus.

  2. Pathology. a stone, or concretion, formed in the gallbladder, kidneys, or other parts of the body.

  3. Also called tartarDentistry. a hard, yellowish to brownish-black deposit on teeth formed largely through the mineralization of dead bacteria in dental plaques by the calcium salts in salivary secretions and subgingival transudates.

  4. calculation; estimation or computation.

    the calculus of political appeal.


calculus British  
/ ˈkælkjʊləs /

noun

  1. a branch of mathematics, developed independently by Newton and Leibniz. Both differential calculus and integral calculus are concerned with the effect on a function of an infinitesimal change in the independent variable as it tends to zero

  2. any mathematical system of calculation involving the use of symbols

  3. logic an uninterpreted formal system Compare formal language

  4. pathol a stonelike concretion of minerals and salts found in ducts or hollow organs of the body

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

calculus Scientific  
/ kălkyə-ləs /

plural

calculi
  1. The branch of mathematics that deals with limits and the differentiation and integration of functions of one or more variables.

  2. See more at calculus of variations differential calculus integral calculus

  3. A solid mass, usually composed of inorganic material, formed in a cavity or tissue of the body. Calculi are most commonly found in the gallbladder, kidney, or urinary bladder.

  4. Also called stone


calculus Cultural  
  1. The branch of mathematics, usually studied after algebra, that provides a natural method for describing gradual change.


Discover More

Most modern sciences use calculus.

Etymology

Origin of calculus

1610–20; < Latin: pebble, small stone (used in reckoning), equivalent to calc- (stem of calx stone) + -ulus -ule

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Wall Street stocks were little changed early Tuesday as markets digested surprisingly strong US economic data that could change the calculus on upcoming monetary policy decisions.

From Barron's

“The bulk of my conversation with our CEO and CFO now is about the growth calculus, not the savings calculus,” Jensen said.

From The Wall Street Journal

"Artists ultimately are thinking about their careers -- and their calculus will be different."

From Barron's

His calculus around peace won’t be more influenced by financial measures.

From The Wall Street Journal

His just-in-time epiphany leads him to do the very thing he has spent his whole career eschewing: substitute a simple calculus of immediate military advantage for legalistic code.

From The Wall Street Journal