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Definition of rational number noun from the Oxford Advanced Learner's Dictionary

rational number

noun

/ˌræʃnəl ˈnʌmbə(r)/

/ˌræʃnəl ˈnʌmbər/

(mathematics)

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a number that can be expressed as the ratio of two whole numbersTopics Maths and measurementc2

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See rational number in the Oxford Advanced American DictionarySee rational number in the Oxford Learner's Dictionary of Academic English

Check pronunciation: rational number

Nearby words

adjective

From the Topic

C2

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