subtraction

noun

sub·​trac·​tion səb-ˈtrak-shən How to pronounce subtraction (audio)
: an act, operation, or instance of subtracting: such as
a
: the withdrawing or withholding of a right to which an individual is entitled
b
: the operation of deducting one number from another

Examples of subtraction in a Sentence

The children are learning addition and subtraction. the restaurant may not have raised the price, but there's definitely been a subtraction in the number of fries in a side order
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The math of good floods: subtraction Another way that good floods can reduce the risk of bad floods is quite simple: intentional flooding in one place subtracts from the volume of floodwaters that can threaten other places. Jeff Opperman, Forbes, 4 Mar. 2025 The art of subtraction is about isolating that piece to identify what truly brings you satisfaction. Dr. Jordan Grumet, Contributor, CNBC, 24 Jan. 2025 The club’s roster is also undergoing changes, with a notable subtraction being Jen Beattie, who retired after an 18-year pro career. Joseph Dycus, The Mercury News, 23 Jan. 2025 Too many scenes are sweetened with lousy ADR gags, a real case of subtraction by addition. A.a. Dowd, Vulture, 6 Dec. 2024 See All Example Sentences for subtraction

Word History

Etymology

Middle English subtraccion, from Anglo-French sustraction, subtraction, from Late Latin subtraction-, subtractio, from Latin subtrahere

First Known Use

15th century, in the meaning defined above

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

Browse Nearby Words

Cite this Entry

“Subtraction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subtraction. Accessed 12 Mar. 2025.

Kids Definition

subtraction

noun
sub·​trac·​tion səb-ˈtrak-shən How to pronounce subtraction (audio)
1
: an act or instance of subtracting
2
: the operation of deducting one number from another

More from Merriam-Webster on subtraction

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!