as in math
the act or process of performing mathematical operations to find a value
I haven't actually done the arithmetic yet, but I suspect we're losing money on the deal
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Recent Examples of arithmetic
The model appears able to do novel mathematics and accurately answer tough medical questions, but my own and other users’ tests also found that the program could not reliably count the number of B’s in blueberry, generate even remotely accurate maps, or do basic arithmetic.
—
Matteo Wong, The Atlantic, 21 Aug. 2025
After a week of monitoring their usual intake with smart bottles and fluid diaries, the volunteers returned to the lab to take part in the Trier Social Stress Test, which mimics a nerve-wracking job interview where participants give a speech and perform mental arithmetic while being observed.
—New Atlas, 21 Aug. 2025
The headlines about reducing Social Security taxes offer short-term relief, but Americans should also consider the long-term arithmetic.
—Ashley Lutz, Fortune, 15 Aug. 2025
Pruning involves eliminating redundant parameters that don’t significantly impact accuracy, and quantization converts the models to use lower-precision arithmetic to save on computation and memory usage.
—Dwith Chenna, IEEE Spectrum, 20 July 2025
See All Example Sentences for arithmetic
Matteo Wong, The Atlantic, 21 Aug. 2025
After a week of monitoring their usual intake with smart bottles and fluid diaries, the volunteers returned to the lab to take part in the Trier Social Stress Test, which mimics a nerve-wracking job interview where participants give a speech and perform mental arithmetic while being observed.
—New Atlas, 21 Aug. 2025
The headlines about reducing Social Security taxes offer short-term relief, but Americans should also consider the long-term arithmetic.
—Ashley Lutz, Fortune, 15 Aug. 2025
Pruning involves eliminating redundant parameters that don’t significantly impact accuracy, and quantization converts the models to use lower-precision arithmetic to save on computation and memory usage.
—Dwith Chenna, IEEE Spectrum, 20 July 2025
See All Example Sentences for arithmetic
Recent Examples of Synonyms for arithmetic
Noun
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Florida’s chief financial officer brought his tax-cut campaign to Miami on Thursday, using some basic math to insist the city spends too much on salaries and services.—
Douglas Hanks,
Miami Herald,
24 Oct. 2025
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Other farm animals were inside a school, eating the math books.—
Chris Kenning,
USA Today,
24 Oct. 2025
Noun
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The team’s calculations showed that the typical mass of the heavy neutrinos and the energy released from knot collapse led to the universe reheating to 100 GeV.—
Chris Young,
Interesting Engineering,
23 Oct. 2025
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Through several calculations of length, width, and depth, Manzur achieves these different sizes while guaranteeing that each basin can hold an equivalent volume of water.—
Mario Rodriguez,
Miami Herald,
23 Oct. 2025
Cite this Entry
“Arithmetic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/arithmetic. Accessed 27 Oct. 2025.
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