Irrational vs Antirational - What's the difference?

irrational | antirational | see also |

Irrational is a see also of antirational.

As adjectives the difference between irrational and antirational

is that irrational is not rational; unfounded or nonsensical while antirational is lacking or (especially) opposed to reason and rational thought.

As a noun irrational

is a real number that can not be expressed as the quotient of two integers, an irrational number.




(en adjective)
  • Not rational; unfounded or nonsensical.
  • an irrational decision
  • * July 18 2012 , Scott Tobias, AV Club The Dark Knight Rises [,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 .


    * (mathematics) rational


    * (mathematics) transcendental

    Derived terms

    * irrational number * irrationality * irrationalize * irrationalization


    (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.




    (en adjective)
  • Lacking or (especially) opposed to reason and rational thought.
  • * 1839 November, “G.E.E.”, “Article III — and General Review , Volume XXVII, Number II, pages 196-197:
  • This view is further illustrated by bringing forward the Catholic doctrines, showing the “antirational notion of them,”(apparent misquotation) and thus exhibiting “the mysterious bearings and incomplete character of the Revelation.”
  • * 1995 , Chris Matthew Sciabarra, Ayn Rand: The Russian Radical , Penn State Press, ISBN 978-0-271-01441-8, page 328:
  • Rand refused to detach even a seemingly radical rebellion from the social totality in which it emerged. The New Left was as much an outgrowth of the antirational as the culture it had rejected.
  • * 2009 , Eugene Webb, Worldview and Mind: Religious Thought and Psychological Development , University of Missouri Press, ISBN 978-0-8262-1833-9, page 61:
  • His own conception of a genuine (fifth order) postmodernism is not at all antirational and embraces everything that was a source of real strength in the fourth (“modern”) order of consciousness.

    See also

    * arational * irrational * non-rational