rational
adjective(ra-tion-al)
of or associated with or requiring the use of the mind
Examples:
The triumph of the rational over the animal side of man.
rational
noun(ra-tion-al)
an integer or a fraction
Synonyms: rational number,
rational
adjective(ra-tion-al)
capable of being expressed as a quotient of integers
Examples:
Rational numbers.
rational
adjective(ra-tion-al)
consistent with or based on or using reason
Examples:
Rational behavior.
A process of rational inference.
Rational thought.
rational
adjective(ra-tion-al)
having its source in or being guided by the intellect (as distinguished from experience or emotion)
Examples:
A rational analysis.