Meaning of “real number” in the English Dictionary

american-english dictionary

"real number" in American English

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real numbernoun [ C ]

us /ˈri·əl ˈnʌm·bər, ˈril/

mathematics a number that can represented using a number line (= drawing that represents all the numbers that exist)

(Definition of “real number” from the Cambridge Academic Content Dictionary © Cambridge University Press)