## Definition of calculus

**:**a method of computation or calculation in a special notation (as of logic or symbolic logic)

**:**the mathematical methods comprising differential and integral calculus —often used with

*the*

**:**calculation

- … even political conservatives agree that an economic calculus must give way to a strategic consciousness when national or global security is at stake.
- —Stephen H. Schneider

**:**a concretion usually of mineral salts around organic material found especially in hollow organs or ducts

**:**

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**:**a system or arrangement of intricate or interrelated parts

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