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

Because that period’s homeless count increased, the mortality rate — calculated as 3,326 deaths per 100,000 people — increased less, at 1.3%. —Doug Smith, Los Angeles Times, 6 Mar. 2025

This ratio is calculated as the percentage of net stocks repurchased relative to total market cap. —Gurufocus, Forbes, 6 Mar. 2025

Early atomic explosions, such as this test at the Trinity Site on 16 July 1945, inspired scientists to develop new math to calculate the amount of energy released. —Jayson Stewart, IEEE Spectrum, 5 Mar. 2025

Her performance this season might be calculated, but she’s put in the work — after a few years of taking some well-deserved hits, she’s earned this provisional comeback. —Louis Peitzman, Vulture, 4 Mar. 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

Rhymes for calculate

• abdicate
• abrogate
• acetate
• activate
• actuate
• adsorbate
• aggravate
• agitate
• alginate
• alienate
• allocate
• amputate

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