- any real number of the form a/b, where a and b are integers and b is not zero, as 7 or 7/3
| 单词 | rational number |
| 释义 | WordReference Random House Learner's Dictionary of American English © 2024 ˈra•tion•al ˈnum•ber, n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024
ra′tional num′ber, [Math.]
Collins Concise English Dictionary © HarperCollins Publishers:: rational number n
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