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numerator

[noo-muh-rey-ter, nyoo-]
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noun
  1. Arithmetic. the term of a fraction, usually above the line, that indicates the number of equal parts that are to be added together; the dividend placed over a divisor: The numerator of the fraction 2/3 is 2.Compare denominator(def 1).
  2. a person or thing that numbers.
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Origin of numerator

1535–45; < Late Latin numerātor a counter, numberer, equivalent to Latin numerā(re) to number + -tor -tor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for numerator

numerator

noun
  1. maths the dividend of a fractionthe numerator of 7/8 is 7 Compare denominator
  2. a person or thing that numbers; enumerator
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for numerator

n.

1540s, from Late Latin numerator "counter, numberer," agent noun from numerat-, past participle stem of numerare "to count, number," from numerus "a number" (see number (n.)).

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Online Etymology Dictionary, © 2010 Douglas Harper

numerator in Science

numerator

[nōōmə-rā′tər]
  1. A number written above or to the left of the line in a common fraction to indicate the number of parts of the whole. For example, 2 is the numerator in the fraction 27.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

numerator in Culture

numerator

In mathematics, the number that appears on the top of a fraction. In the fraction 2/3, the numerator is 2. (Compare denominator.)

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The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.