Definition of Rational

Adjective: rational ra-shu-nul

Consistent with or based on or using reason
"rational behaviour"; "a process of rational inference"; "rational thought"
Of or associated with or requiring the use of the mind
"the triumph of the rational over the animal side of man";
- intellectual, noetic
(mathematics) capable of being expressed as a quotient of integers
"rational numbers"
Having its source in or being guided by the intellect (as distinguished from experience or emotion)
"a rational analysis"

Noun: rational ra-shu-nul