thecalculus

noun
UK /ðəˈkælkjʊləs/
US /ðəˈkælkjələs/

A special kind of math that studies how things change.

In the calculus class, we learned how to find how fast a car is speeding up.


OTHER MEANINGS

2. A hard, stone-like deposit that can form in the body, like in a kidney.

The doctor found a small calculus in his kidney.

3. A system of calculation or reasoning used in a particular field.

The team used a moral calculus to decide what to do.

4. A method of computation in logic or mathematics.

Propositional calculus helps us work with true-or-false statements.