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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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  1. a number that can be expressed as the ratio of two whole numbersTopics Maths and measurementc2
See rational number in the Oxford Advanced American DictionarySee rational number in the Oxford Learner's Dictionary of Academic English
trait
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