Rational-number definition

A number that can be expressed as an integer or a quotient of integers. For example, 2, −5, and1 /2 are rational numbers.
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A number capable of being expressed as an integer or a quotient of integers, excluding zero as a denominator.
noun
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(mathematics) A number that can be expressed as the ratio of two integers.
noun
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hyponyms
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Attributive form of rational number, noun.

Rational-number approximation.

adjective
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Other Word Forms

Noun

Singular:
rational-number