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rational number. In DICTIOUS you will not only get to know all the dictionary meanings for the word
rational number, but we will also tell you about its etymology, its characteristics and you will know how to say
rational number in singular and plural. Everything you need to know about the word
rational number you have here. The definition of the word
rational number will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
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English
Etymology
rational + number, ultimately from Latin rationalis + numerus. Compare analogous logarithm, from Ancient Greek.
Noun
rational number (plural rational numbers)
- (mathematics) A number that can be expressed as the ratio of two integers.
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