nu·​mer·​a·​tor | \ ˈnü-mə-ˌrā-tər How to pronounce numerator (audio) , ˈnyü- \

Definition of numerator

1 : the part of a fraction that is above the line and signifies the number to be divided by the denominator
2 : one that numbers

Examples of numerator in a Sentence

The numerator in the fraction 3/5 is 3.
Recent Examples on the Web The denominators of every even-numbered convergent give the house numbers in succession, and their numerators (n) give the number of houses as (n – 1)/2. Quanta Magazine, "Solution: ‘Puzzles Inspired by Ramanujan’," 8 Aug. 2016 In fourth grade, the standard is students can compare two fractions with different numerators or denominators. Jess Nocera,, "Howard schools eliminate class rank, change elementary school report cards," 26 June 2019 More candidates competing for fewer votes has left Democrats grappling with both a numerator and denominator problem in Orange County. Ronald Brownstein, CNN, "How Democrats' California dream got twisted," 5 June 2018 But this reflects the denominator rising, not the numerator shrinking: investment relative to GDP is in line with 1990s levels. The Economist, "Six muddles about share buy-backs," 31 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'numerator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of numerator

1539, in the meaning defined at sense 1

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Time Traveler for numerator

Time Traveler

The first known use of numerator was in 1539

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Cite this Entry

“Numerator.” Dictionary, Merriam-Webster, Accessed 30 Mar. 2020.

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How to pronounce numerator (audio)

English Language Learners Definition of numerator

mathematics : the number in a fraction that is above the line and that is divided by the number below the line


nu·​mer·​a·​tor | \ ˈnü-mə-ˌrā-tər How to pronounce numerator (audio) , ˈnyü- \

Kids Definition of numerator

: the part of a fraction that is above the line 3 is the numerator of the fraction ³/₅.

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More from Merriam-Webster on numerator

Rhyming Dictionary: Words that rhyme with numerator

Spanish Central: Translation of numerator

Nglish: Translation of numerator for Spanish Speakers

Britannica English: Translation of numerator for Arabic Speakers Encyclopedia article about numerator

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