irrational Definition and Meaning in English (irrational definition)

adjective
Quick Answer • Definition

Irrational definition: Lacking reason or sound judgment; not based on logical thought or clear understanding.

Definitions of Irrational

  1. 1adjective

    Lacking reason or sound judgment; not based on logical thought or clear understanding.

  2. 2adjective(formal)

    In mathematics, a number that cannot be expressed as a simple fraction, i.e., as a ratio of two integers.

Example Sentences

“His fear of public speaking was completely irrational.”

“It's irrational to expect different results while doing the same thing.”

“The square root of two is an irrational number.”

Inflected Word Forms

nounirrationality
adverbirrationally

Frequently Asked Questions: Irrational in English

What is the meaning of Irrational in English?▼
Irrational definition: Lacking reason or sound judgment; not based on logical thought or clear understanding.
How do you translate 'Irrational' to English?▼
'Irrational' translates to 'irrational' in English. Irrational definition: Lacking reason or sound judgment; not based on logical thought or clear understanding.
How do you pronounce 'Irrational' and 'irrational'?▼
Listen to clear English audio pronunciation of 'Irrational' and native English audio speech for 'irrational' with bilingual sentence examples on DictBridge.

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