calculate

verb

cal·​cu·​late ˈkal-kyə-ˌlāt 

calculated; calculating

transitive verb

1

a

: to determine by mathematical processes

calculate the rate of acceleration

b

: to reckon by exercise of practical judgment : estimate

calculate the likelihood of success

c

: to solve or probe the meaning of : figure out

trying to calculate his expression

—Hugh MacLennan

2

: to design or adapt for a purpose

he carefully calculated the timing of his arrival for maximum impact

3

a

: to judge to be true or probable

b

: intend

I calculate to do it or perish in the attempt

—Mark Twain

intransitive verb

1

a

: to make a calculation

b

: to forecast consequences

2

: count, rely

Synonyms

• cipher
• compute
• figure
• reckon
• work out

Examples of calculate in a Sentence

calculate the volume of a cylinder

I need to calculate how long it will take me to drive to Chicago.

We calculated the cost of new carpeting for the whole house.

We need to calculate our chances of success before we invest more money in the business.

Recent Examples on the Web

The unemployment rate, which is calculated from a separate survey, fell from 4.1% to 4%, an eight-month low, the Labor Department said Friday. —Paul Davidson, USA TODAY, 7 Feb. 2025

For instance, the agency oversees the Traffic Flow Management System, which calculates the overall demand for airspace in U.S. airports and which airlines depend on. —Charlie Warzel, The Atlantic, 7 Feb. 2025

The snow was so wet that it was calculated that 7 1/2 inches amounted to about 3 1/2 inches of rain. —Contributed Content, Twin Cities, 7 Feb. 2025

Pro-level sports simulators allow guests full immersion in the game of their choice, whether that means honing your golf drive or calculating your passing accuracy next to say, Tom Brady’s. —Amy Drew Thompson, Orlando Sentinel, 6 Feb. 2025

Word History

Etymology

borrowed from Late Latin calculātus, past participle of calculāre "to count, reckon, compute," derivative of Latin calculus "pebble, pebble used for calculating on a counting board, method or result of calculation" — more at calculus

Note: The verb may already have existed in Latin, to judge by the derivative calculātor—see calculator.

First Known Use

1542, in the meaning defined at transitive sense 1a

Kids Definition

calculate

verb

cal·​cu·​late ˈkal-kyə-ˌlāt 

calculated; calculating

1

: to find by performing mathematical operations (as addition, subtraction, multiplication, and division) : compute

calculate the average

2

: estimate entry 1 sense 1

calculate the risk of losing

3

: to plan by careful thought

a program calculated to succeed

Etymology

from Latin calculatus "calculate," derived from calculus "pebble (used in counting)," from calc-, calx "stone used in gambling, lime" — related to calcium, chalk