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rational number

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rational number

 
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–noun Mathematics.
a number that can be expressed exactly by a ratio of two integers.
Origin:
1900–05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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rational number  
n.  A number capable of being expressed as an integer or a quotient of integers, excluding zero as a denominator.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Science Dictionary
rational number  
A number that can be expressed as an integer or a quotient of integers. For example, 2, -5, and 1/2 are rational numbers.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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