Synonyms of rational


1. rational number, rational, real number, real

usage: an integer or a fraction


1. rational (vs. irrational), coherent, logical, lucid, demythologized, demythologised, intelligent, reasoning(prenominal), thinking(prenominal), reasonable, sane, logical, reasonable#1, sensible, sane

usage: consistent with or based on or using reason; "rational behavior"; "a process of rational inference"; "rational thought"

2. intellectual, rational, noetic, mental (vs. physical)

usage: of or associated with or requiring the use of the mind; "intellectual problems"; "the triumph of the rational over the animal side of man"

3. rational (vs. irrational)

usage: capable of being expressed as a quotient of integers; "rational numbers"

4. rational, intellectual (vs. nonintellectual)

usage: having its source in or being guided by the intellect (as distinguished from experience or emotion); "a rational analysis"

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Definition and meaning of rational (Dictionary)