arithmetic

noun

arith·​me·​tic ə-ˈrith-mə-ˌtik How to pronounce arithmetic (audio)
1
a
: 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
2
arithmetic adjective
or arithmetical
arithmetically adverb
arithmetician 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 The bright college student had lost her ability to write with proficiency, do mental arithmetic, name common objects or copy a simple diagram. Rebecca Boyle, Quanta Magazine, 24 Jan. 2024 The change of prime minister has altered little or nothing for Mr. Macron in the difficult arithmetic of governing. Roger Cohen, New York Times, 9 Jan. 2024 Simple arithmetic suggests that, even if there were no duplication of subscribers or users, the merged Tving and Wavve would still come up short of Netflix’s reported 11.3 million MAUs. Patrick Frater, Variety, 29 Nov. 2023 Feed-forward layers in the same model used vector arithmetic to transform lower-case words into upper-case words and present-tense words into their past-tense equivalents. Timothy B. Lee and Sean Trott, Ars Technica, 31 July 2023 Computer scientists have found that for GPT-3’s type of neural network, called a transformer network, training can be greatly accelerated by doing parts of the process using less-precise arithmetic. IEEE Spectrum, 28 June 2023 The school also has a food pantry, which Torres-Rodriguez said is part of the district's new holistic approach to going beyond just teaching students reading, writing and arithmetic. Byron Pitts, ABC News, 16 Nov. 2023 Is that just the law of arithmetics after years of fast growth, or does this signal fiercer competition and slowing consumer spending? Phil Wahba, Fortune, 7 Nov. 2023 Ancient unknowns Today, algebra is a branch of math in which abstract symbols are manipulated, using arithmetic, to solve different kinds of equations. Peter Schumer, Smithsonian Magazine, 4 Aug. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'arithmetic.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

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

First Known Use

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

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

Dictionary Entries Near arithmetic

Cite this Entry

“Arithmetic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arithmetic. Accessed 2 Mar. 2024.

Kids Definition

arithmetic

noun
arith·​me·​tic ə-ˈrith-mə-ˌtik How to pronounce arithmetic (audio)
1
: a branch of mathematics that deals with real numbers and their addition, subtraction, multiplication, and division
2
: an act or method of computing
arithmetic adjective
or arithmetical
arithmetically adverb
arithmetician noun

More from Merriam-Webster on arithmetic

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