rational number

noun

Definition of rational number 

: a number that can be expressed as an integer or the quotient of an integer divided by a nonzero integer

First Known Use of rational number

1873, in the meaning defined above

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The first known use of rational number was in 1873

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More Definitions for rational number

rational number

noun

Kids Definition of rational number

: a number that can be expressed as a whole number or the quotient of two whole numbers

More from Merriam-Webster on rational number

Britannica.com: Encyclopedia article about rational number

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