Thesaurus
rational
Synonyms and Antonyms of rational
1
having the ability to reason
2
according to the rules of logic
analytic (or analytical), coherent, consequent, good, logical, reasonable, sensible, sound, valid, well-founded, well-grounded
casuistic (or casuistical), eristic (also eristical), fallacious, misleading, sophistic (or sophistical), specious
absurd, cockeyed, crazy, daffy, fatuous, half-baked, half-witted, harebrained, insane, loony (also looney), mad, nonsensical, nutty, preposterous, simpleminded, stupid, weak-minded, witless
3
based on sound reasoning or information
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See words that rhyme with rational Dictionary: Definition of rational Medical Dictionary: Definition of rational Spanish Central: Translation of rational Nglish: Translation of rational for Spanish speakers Britannica English: Translation of rational for Arabic speakers
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