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Irrational Definition & Meaning

irrational
adjective
  1. not consistent with or using reason; "irrational fears"; "irrational animals"
  2. real but not expressible as the quotient of two integers; "irrational numbers"
noun
  1. a real number that cannot be expressed as a rational number

"Irrational" in song lyrics

See how irrational is used in real songs:

  • "Say you better, whatever, don't be irrational"
    Bow Wow — The Don, The Dutch
  • "Why is the way you act so irrational?"
    Braintax — Last Date
  • "See I could still act irrational"
    Dujeous — Just Once

Usage tips for "irrational"

Understanding the precise definition of a word helps you use it with confidence. When using "irrational" 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 irrational to find words that pair well.

Use "irrational" in a verse

Now that you know what "irrational" means, try using it in your own lyrics:

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Frequently asked questions

What does irrational mean?
not consistent with or using reason; "irrational fears"; "irrational animals" real but not expressible as the quotient of two integers; "irrational numbers" a real number that cannot be expressed as a rational number
What part of speech is irrational?
Irrational is an adjective and a noun.
How many definitions does irrational have?
Irrational has 3 definitions across 2 parts of speech (adjective, noun).

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