irrational

Meanings

• adjective

  Not capable of being expressed or described rationality, logic, or reason.

  - "The behavior of some people in a crowd can be irrational."
  - "The concept of infinity is an irrational number."

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Antonyms

rational

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Rhymes

Words rhyming with irrational
national , rational , vocational

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Variants

List of all variants of irrational that leads to same result
irrational , irrationalities , irrationality , irrationally , irrationals , irrational number

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Etymology

origin and the way in which meanings have changed throughout history.

From Latin irrationalis, from irration-, irratio-, irrat-, irras-, irra-, not reasoned, unreasonable.

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Trivia

Any details, considerations, events or pieces of information regarding the word

1. The term 'irrational' was first used in mathematics by the Greek mathematician Pythagoras.

2. The number pi, which is an irrational number, has been calculated to over one trillion digits.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. Rational: Opposite of irrational. Capable of being expressed or described in terms of reason and logic.

2. Rationalism: Philosophical movement that asserts the primacy of reason and logic over empirical evidence and traditional authority.

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Culture

Any cultural, historical, or symbolic significance of the word. Explore how the word has been used in literature, art, music, or other forms of expression.

The term 'irrational' has been used extensively in various fields such as mathematics, psychology, and philosophy. In mathematics, it is used to describe numbers that do not follow a rational pattern, like the square root of 2. In psychology, it refers to actions or behaviors that do not conform to logic or reason. In philosophy, it is used to discuss the limits of reason and logic.

How to Memorize "irrational"

1. visualize
   

   - Visualize a person acting in an unreasonable way, or imagine a number that does not follow a logical pattern.

2. associate
   

   - Associate the word with the concept of unreasonable or illogical.

3. mnemonics
   

   - Use the mnemonic 'I Reason A Lot' to remember the definition of irrational.

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