cal·​cu·​la·​tor | \ ˈkal-kyə-ˌlā-tər How to pronounce calculator (audio) \

Definition of calculator

: one that calculates: such as
a : a usually electronic device for performing mathematical calculations
b : a person who operates a calculator

Examples of calculator in a Sentence

Recent Examples on the Web The calculator will ask you to type in your room size, ceiling height and ventilation situation. Laura Daily, Washington Post, "Can an air purifier help protect you against the coronavirus?," 19 Oct. 2020 While online chess play has taken off during the pandemic, so apparently has the use of covert chess calculator apps. Aaron Pressman, Fortune, "How tech’s most powerful women faced down the pandemic," 19 Oct. 2020 An online calculator at can help determine the number of credits and other savings. Russ Wiles, The Arizona Republic, "When retirement arrives sooner than expected: What to do, what to know," 18 Oct. 2020 Finding the correct fit is hard, especially online, so Bare Necessities has tools like a sizing calculator so shoppers can find something comfortable. Josh Grant, USA TODAY, "8 brands you didn't know Walmart owned," 25 Aug. 2020 Prior to the snap, the Colts had an 8.8% chance to win the game according to the win probability calculator. Pick up a first down and the Colts' chances to win go up to 16%; a 7.2% increase. Nat Newell, The Indianapolis Star, "Why Chuck Pagano's infamous fake punt vs. the Patriots was the right call," 18 Oct. 2020 Building consultant company BranchPattern developed an online calculator that determines transmission risk by inputting space characteristics such as heating, ventilation, how many people are in the room and for how long. Adrianna Rodriguez, USA TODAY, "Winter is coming: How can I stay safe indoors from the coronavirus during cold seasons?," 16 Oct. 2020 The answers to those questions were known as singularities—undefined solutions equivalent to dividing by zero on a calculator. Daniel Garisto, Scientific American, "Nobel Prize Work Took Black Holes from Fantasy to Fact," 8 Oct. 2020 And if you are arithmetically challenged, yes, you are allowed to use an electronic calculator for the heavy lifting part, which is dividing by the number 2. Scott Burns, Dallas News, "Couch Potato investors are still doing well during an anxious year," 12 Sep. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'calculator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of calculator

14th century, in the meaning defined above

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Time Traveler for calculator

Time Traveler

The first known use of calculator was in the 14th century

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Statistics for calculator

Last Updated

22 Nov 2020

Cite this Entry

“Calculator.” Dictionary, Merriam-Webster, Accessed 28 Nov. 2020.

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More Definitions for calculator


How to pronounce calculator (audio)

English Language Learners Definition of calculator

: a small electronic device that is used for adding, subtracting, etc.


cal·​cu·​la·​tor | \ ˈkal-kyə-ˌlā-tər How to pronounce calculator (audio) \

Kids Definition of calculator

1 : a person who calculates
2 : a usually small electronic device for solving mathematical problems

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More from Merriam-Webster on calculator

Nglish: Translation of calculator for Spanish Speakers

Britannica English: Translation of calculator for Arabic Speakers Encyclopedia article about calculator

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