- The definition of calculate is to use reason or common sense to determine something, or to use math to determine an answer.
- If you think carefully about how to proceed in a negotiation, this is an example of when youcalculate your next move.
- If you add 2+2 and get 4, this is an example of when youcalculate.

## calculate

transitive verb

calculated, calculating- to determine by using mathematics; compute
- to reckon or determine by reasoning, evaluating, etc.; estimate; judge
- to plan or intend for a purpose: a tale
*calculated*to mislead us - Dialectal to think, suppose, guess, etc.
- ☆ Dialectal to have in mind (
*to*go, do, etc.); intend

Origin of calculate

; from Classical Latin*calculatus*, past participle of

*calculare*, to reckon ; from

*calculus*, pebble, stone used in doing arithmetic, diminutive of

*calx*, limestone: see calcium

intransitive verb

- to make a computation
- to rely or depend (
*on*)

## calculate

verb

**cal·cu·lat·ed**,

**cal·cu·lat·ing**,

**cal·cu·lates**

verb

, transitive- To ascertain by computation; reckon:
*calculating the area of a circle; calculated their probable time of arrival.* - To make an estimate of; evaluate:
*calculating the team's chances of winning.* - To make for a deliberate purpose; design:
*a sturdy car that is calculated to last for years; a choice that was calculated to please.* - also
**cal'late***Chiefly New England*a. To suppose:*“I cal'late she's a right smart cook”**(Dialect Notes).*b. To plan, intend, or depend on.

verb

, intransitive- To perform a mathematical process; figure:
*We must measure and calculate to determine how much paint will be needed.* -
*Chiefly New England*a. To suppose; guess.b. To count, depend, or rely on someone or something:*We're calculating on your help.*

Origin of calculate

Late Latin*calculāre*

*, calculāt-*, from Latin

*calculus*,

*small stone used in reckoning*, diminutive of

*calx*

*, calc-*,

*small stone for gaming*; see

**calx**.

*Related Forms:*

**cal′cu·la′tive**adjective

## calculate

Verb

(*third-person singular simple present* calculates, *present participle* calculating, *simple past and past participle* calculated)

- (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.*

- (intransitive, mathematics) To determine values or solutions by a mathematical process.
- (intransitive, US, dialect) To plan; to expect; to think.
- 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*

- 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*

Origin

From Latin *calculātus*, perfect passive participle of *calculō* (“I reckon, originally by means of pebbles”), from *calculus* (“a pebble”).