rational

4 entries found for rational.
To select an entry, click on it.

rational[1,adjective] rational[2,noun] rational function rational number

Main Entry: ¹ra·tio·nal
Pronunciation: 'rash-n&l, 'ra-sh&-n^&l
Function: adjective
Etymology: Middle English racional, from Anglo-French racionel, from Latin rationalis, from ration-, ratio
1 a : having reason or understanding b : relating to, based on, or agreeable to reason : REASONABLE <a rational explanation> <rational behavior>
2 : involving only multiplication, division, addition, and subtraction and only a finite number of times
3 : relating to, consisting of, or being one or more rational numbers <a rational root of an equation>
- ra·tio·nal·ly adverb
- ra·tio·nal·ness noun