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.
Finding the common denominator between Scranton, Pennsylvania; Akron, Ohio; and Winston-Salem, North Carolina, might seem like an impossible equation. Katherine McLaughlin, Architectural Digest, 30 Apr. 2026 Each property is special in its own right, but excellence is their common denominator. Asa Canty, Travel + Leisure, 29 Apr. 2026 The common denominator between the three of them was Stevie Wonder. New York Times, 28 Apr. 2026 Librarians should respect a highest-common denominator standard when considering which among the many choices should populate shelves. Chicago Tribune, 17 Apr. 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 7 May. 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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