arith·​me·​tic | \ ə-ˈrith-mə-ˌtik How to pronounce arithmetic (audio) \

Definition of arithmetic

1a : a branch of mathematics that deals usually with the nonnegative real numbers including sometimes the transfinite cardinals and with the application of the operations of addition, subtraction, multiplication, and division to them
b : a treatise on arithmetic

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Other Words from arithmetic

arithmetic \ ˌer-​ith-​ˈme-​tik How to pronounce arithmetic (audio) , ˌa-​rith-​ \ or arithmetical \ ˌer-​ith-​ˈme-​ti-​kəl How to pronounce arithmetical (audio) , ˌa-​rith-​ \ adjective
arithmetically \ ˌer-​ith-​ˈme-​ti-​k(ə-​)lē How to pronounce arithmetically (audio) , ˌa-​rith-​ \ adverb
arithmetician \ ə-​ˌrith-​mə-​ˈti-​shən How to pronounce arithmetician (audio) \ noun

Examples of arithmetic in a Sentence

a software program that will do the arithmetic for you I haven't actually done the arithmetic yet, but I suspect we're losing money on the deal.
Recent Examples on the Web Teachers who do not have books, equipment or electricity cannot concentrate on teaching arithmetic and language. The Economist, "Universal lessons," 5 July 2018 They are also asked to solve simple arithmetic problems and define words. Eliza Shapiro, New York Times, "Should a Single Test Decide a 4-Year-Old’s Educational Future?," 4 Sep. 2019 If Dantonio’s team hadn’t flunked basic arithmetic, the officials wouldn’t have had an opportunity to miss an infraction. oregonlive, "It’s time for the Oregon Ducks’ offensive line to play to its reputation: Issues & Answers," 16 Sep. 2019 Simple arithmetic tells us that more money for those at the top means less money for everyone else — including shareholders. Dean Baker, Twin Cities, "Dean Baker: CEOs say shareholders won’t be No. 1 anymore. But they weren’t – the CEOs themselves were.," 21 Aug. 2019 In Italy’s relatively complicated political system, this sort of parliamentary arithmetic is a persistent problem. Adam Taylor, Washington Post, "Why Italian governments so often end in collapse," 20 Aug. 2019 The candidates were required to sit five papers in English, arithmetic, and general knowledge, over nine hours in total, on Aug. 28 and 29, 1919, and were expressly forbidden from trying to bring any undue influence to bear on the results: Warning. Hedley Sutton, Quartz India, "What the British Indian police exams looked like a century ago," 19 Aug. 2019 Those who worked out at the gym this week seemed to be engrossed in a complicated moral arithmetic. Lizzie Widdicombe, The New Yorker, "Equinox Members Take a Stand Against Trump (Sort of)," 9 Aug. 2019 Simple arithmetic suggests some candidates will be left out. Los Angeles Times, "What time is the July Democratic presidential debate this week and who will be on stage?," 29 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'arithmetic.' 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 arithmetic

15th century, in the meaning defined at sense 1a

History and Etymology for arithmetic

Middle English arsmetrik, from Anglo-French arismatike, from Latin arithmetica, from Greek arithmētikē, from feminine of arithmētikos arithmetical, from arithmein to count, from arithmos number; akin to Old English rīm number, and perhaps to Greek arariskein to fit

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Statistics for arithmetic

Last Updated

27 Oct 2019

Time Traveler for arithmetic

The first known use of arithmetic was in the 15th century

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More Definitions for arithmetic


How to pronounce arithmetic (audio)

English Language Learners Definition of arithmetic

: a branch of mathematics that deals with numbers and their addition, subtraction, multiplication, and division
: the act or process of calculating a number


arith·​me·​tic | \ ə-ˈrith-mə-ˌtik How to pronounce arithmetic (audio) \

Kids Definition of arithmetic

1 : a science that deals with the addition, subtraction, multiplication, and division of numbers
2 : an act or method of adding, subtracting, multiplying, or dividing

Other Words from arithmetic

arithmetic \ ˌer-​ith-​ˈme-​tik \ or arithmetical \ -​ti-​kəl \ adjective

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Comments on arithmetic

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