nu·​mer·​a·​tor | \ˈnü-mə-ˌrā-tər, 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

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.

First Known Use of numerator

1539, in the meaning defined at sense 1

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Time Traveler for numerator

The first known use of numerator was in 1539

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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, 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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Comments on numerator

What made you want to look up numerator? Please tell us where you read or heard it (including the quote, if possible).


to clear from alleged fault or guilt

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