rational number

rational number
noun
an integer or a fraction
Syn: ↑rational
Hypernyms: ↑real number, ↑real
Hyponyms: ↑fraction

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noun
: an integer or the quotient of two integers (as 2/3)

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Math.
a number that can be expressed exactly by a ratio of two integers.
[1900-05]

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rational number noun
A number expressed as the ratio of two integers
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Main Entry:rational

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rational number,
any number that can be expressed as an integer or as a ratio between two integers, excluding zero as a denominator; real number. 2, 5, and ―½ are rational numbers.

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ˈrational number 7 [rational number] noun (mathematics)
a number that can be expressed as the ↑ratio of two whole numbers

Useful english dictionary. 2012.

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Look at other dictionaries:

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  • rational number — Math. a number that can be expressed exactly by a ratio of two integers. [1900 05] * * * Any number that can be represented as the quotient of two integers (i.e., the denominator cannot equal zero). The set of rational numbers includes all… …   Universalium

  • rational number — noun A real number that can be expressed as the ratio of two integers. Ant: irrational number …   Wiktionary

  • rational number — noun Date: 1879 a number that can be expressed as an integer or the quotient of an integer divided by a nonzero integer …   New Collegiate Dictionary

  • rational number — See number …   Philosophy dictionary

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  • Rational — may refer to: * Rationality, a concept of reason * Rational number, a number that can be expressed as a ratio of two integers * Rational function, a mathematical function which can be written as the ratio of two polynomial functions * Rational… …   Wikipedia

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