| 1. |
(satellite adjective) having its source in or being guided by the intellect (distinguished from experience or emotion); "a rational analysis" |
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| 2. |
(adjective) consistent with or based on or using reason; "rational behavior"; "a process of rational inference"; "rational thought" |
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Antonyms: irrational |
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| 3. |
(adjective) (math) capable of being expressed as a quotient of integers; "rational numbers" |
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Antonyms: irrational |
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| 4. |
(satellite adjective) associated with or requiring the use of the mind; "intellectual problems"; "the triumph of the rational over the animal side of man" |
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Synonyms: intellectual |
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