Rational Definition & Meaning

rational
adjective
  1. consistent with or based on or using reason; "rational behavior"; "a process of rational inference"; "rational thought"
  2. 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. capable of being expressed as a quotient of integers; "rational numbers"
  4. having its source in or being guided by the intellect (as distinguished from experience or emotion); "a rational analysis"
noun
  1. an integer or a fraction

Synonyms for rational

coherent adj

marked by an orderly, logical, and aesthetically consistent relation of parts

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intellectual adj

of or associated with or requiring the use of the mind; "intellectual problems

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intelligent adj

having the capacity for thought and reason especially to a high degree; "is there intelligent life in the universe?

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logical adj

capable of or reflecting the capability for correct and valid reasoning

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lucid adj

(of language) transparently clear; easily understandable; "writes in a limpid style"; "lucid directions

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mental adj

involving the mind or an intellectual process; "mental images of happy times"; "mental calculations

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reasonable adj

showing reason or sound judgment; "a sensible choice"; "a sensible person" not excessive or extreme; "a fairish income

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sane adj

mentally healthy; free from mental disorder; "appears to be completely sane" marked by sound judgment

♫ Rhymes

"Rational" in song lyrics

See how rational is used in real songs:

  • "flow international, rational"
    Big Noyd — All Pro
  • "Been bumped wrong, one too many times for actin rational"
    Bubba Sparxxx f/ Duddy Ken — Take'm to the Water
  • "Four to five in my lifetime think rational"
    DJ Serious f/ Theology 3 — Snakes

Words that rhyme with rational

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Usage tips for "rational"

Understanding the precise definition of a word helps you use it with confidence. When using "rational" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for rational to find words that pair well.

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♫ Rhymes with rational ↔ Synonyms for rational 🔬 Words containing rational

Frequently asked questions

What does rational mean?
consistent with or based on or using reason; "rational behavior"; "a process of rational inference"; "rational thought" of or associated with or requiring the use of the mind; "intellectual problems"; "the triumph of the rational over the animal side of man" 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" an integer or a fraction
What part of speech is rational?
Rational is an adjective and a noun.
How many definitions does rational have?
Rational has 5 definitions across 2 parts of speech (adjective, noun).

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