common denominator

noun

Synonyms of common denominatornext
1
: a common multiple of the denominators of a number of fractions
2
: a common trait or theme

Examples of common denominator in a Sentence

Drugs seem to be the common denominator in these crimes.
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.
Nuts and Seeds Nuts and seeds are another common denominator. Lynn Andriani, Martha Stewart, 7 Mar. 2026 And the one common denominator is him. Fiifi Frimpong, New York Daily News, 5 Mar. 2026 Among the 50 codefendants who appeared in court, common denominators were in short supply. Gaby Wood, Vogue, 21 Feb. 2026 To Washington, there’s a common denominator with all three. Justice Delos Santos, Mercury News, 15 Feb. 2026 See All Example Sentences for common denominator

Word History

First Known Use

1594, in the meaning defined at sense 1

Time Traveler
The first known use of common denominator was in 1594

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Cite this Entry

“Common denominator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/common%20denominator. Accessed 14 Mar. 2026.

Kids Definition

common denominator

noun
: a number or expression that is a multiple of each of the denominators in a set of fractions
12 is a common denominator of ¼ and ⅓

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