Definition of "calculate" in English

verb

1. (transitive, mathematics) To determine the value of something or the solution to something by a mathematical process.

   • Calculate the square root of 3 to 10 decimal places.

2. (intransitive, mathematics) To determine values or solutions by a mathematical process; reckon.

3. (intransitive, US, dialect) To plan; to expect; to think.

4. To ascertain or predict by mathematical or astrological computations the time, circumstances, or other conditions of; to forecast or compute the character or consequences of.

   • to calculate or cast one’s nativity

5. To adjust for purpose; to adapt by forethought or calculation; to fit or prepare by the adaptation of means to an end.

   • to calculate a system of laws for the government and protection of a free people

6. (chess) To imagine sequences of potential moves and responses without actually moving the pieces.