English Explanatory Dictionary

rational number

English dictionary entry

Meanings

noun
  1. A number that can be expressed as the ratio of two integers.

Pronunciation

LL-Q1860 (eng)-Vealhurl-rational number.wav

Word forms

rational number rational numbers

Etymology

From rational + number, ultimately from Latin rationalis + numerus. Compare analogous logarithm, from Ancient Greek.

Antonyms

irrational number
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