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Aberrant vs Irrational - What's the difference?

aberrant | irrational | Related terms |

As adjectives the difference between aberrant and irrational

is that aberrant is differing from the norm while irrational is not rational; unfounded or nonsensical.

As nouns the difference between aberrant and irrational

is that aberrant is a person or object that deviates from the rest of a group while irrational is a real number that can not be expressed as the quotient of two integers, an irrational number.

aberrant

English

Adjective

(en adjective)
  • Differing from the norm.
  • (sometimes, figuratively) Straying from the right way; deviating from morality or truth.
  • (botany, zoology) Deviating from the ordinary or natural type; exceptional; abnormal.
  • * ,
    • The more aberrant any form is, the greater must have been the number of connecting forms which, on my theory, have been exterminated.

    Derived terms

    * aberrance * aberrancy * aberration * aberrational * aberrantly

    Noun

    (en noun)
  • A person or object that deviates from the rest of a group.
  • (biology) A group, individual, or structure that deviates from the usual or natural type, especially with an atypical chromosome number.

    • References

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    irrational

    English

    Adjective

    (en adjective)
  • Not rational; unfounded or nonsensical.
    • an irrational decision
  • * July 18 2012 , Scott Tobias, AV Club The Dark Knight Rises [http://www.avclub.com/articles/the-dark-knight-rises-review-batman,82624/]
    • Where the Joker preys on our fears of random, irrational acts of terror, Bane has an all-consuming, dictatorial agenda that’s more stable and permanent, a New World Order that’s been planned out with the precision of a military coup.
  • (mathematics, arithmetic, number theory, not comparable) Of a real number, that cannot be written as the ratio of two integers.
    • The number π is irrational .

    Antonyms

    * (mathematics) rational

    Hyponyms

    * (mathematics) transcendental

    Derived terms

    * irrational number * irrationality * irrationalize * irrationalization

    Noun

    (en noun)
  • A real number that can not be expressed as the quotient of two integers, an irrational number.
  • * 1946 , (Bertrand Russell), History of Western Philosophy , I.24:
    • The square root of 2, which was the first irrational to be discovered, was known to the early Pythagoreans, and ingenious methods of approximating to its value were discovered.