Dictionary definition · rational
noun
- an integer or a fraction
adjective
- consistent with or based on or using reason"rational behavior"
- of or associated with or requiring the use of the mind"intellectual problems"
- 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"
Similar words
Source: Open English WordNet (CC BY 4.0).