Dictionary

rational number

noun

Definition of RATIONAL NUMBER

:  a number that can be expressed as an integer or the quotient of an integer divided by a nonzero integer

First Known Use of RATIONAL NUMBER

1879

Browse

Next Word in the Dictionary: rational soulPrevious Word in the Dictionary: rationalizeAll Words Near: rational number
March 31, 2015
refluent Hear it
Flowing back
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears