from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One who is irrational in their beliefs or ideas.
  • n. Someone who rejects some aspect of rationalism.

from The Century Dictionary and Cyclopedia

  • n. One who believes in irrationalism.


Sorry, no etymologies found.


  • I'm not sure whether the old irrationalist would have welcomed this himself, or not.

    June 21st, 2009

  • We need to adopt a scientific approach to things because the hour is getting very late to be able to indulge in having key decisions made by religious people; by irrationalist by those who will steer the ship by faith and not by a compass but by the equal of reading the entrails of a chicken.

    Blog De Ganz | Archive | February

  • It is not and should never be, as has happened with the irrationalist, pseudo-scientific, anti-metaphysical, socialist left who control all modes of political thought in intellectual ‘debate’ these days, a method of creating a new God who actively attempts to snuff out divergent and opposed opinion.

    Archive 2009-06-01

  • Bottom-up works better than anything when we're guessing or when accurate/expert measurements cannot be made, but when such measurements can be made top-down is the more rational option and bottom-up simply becomes irrationalist, almost superstitious, populism.

    Bottom Up Democracy at PDA, Top-Down at DNC

  • And they can then jump on it and hold it up as a prime example of how all those fags and feminazis and blacks, all those radicals and activists and liberals, are all full of patently whacky ideas and bound into an irrationalist groupthink.

    More on Cultural Appropriation

  • Such an irrationalist epidemic infecting religion would turn it from a worship of truth to a worship of emotion and a cultivation of certain emotional states...

    Knowledge Spillovers from Enterpreneurship - The Austrian Economists

  • In that case all that is necessary to ensure immunity for the irrationalist agents is that they should put forward their propaganda under the pretence that it is itself a special science, which therefore other scientists will understand that they must not criticise'.

    Knowledge Spillovers from Enterpreneurship - The Austrian Economists

  • I mean, there's a sort of irrationalist fiction that was published as sf in the past and is generally published as fantasy now, in which the approach to the strange events is a distinct style of anti-rationalisation.

    The Great Debate

  • Modern champions of irrationalist Daoism, of course, would not be disturbed by this inconsistency, of course, since, they allege, that Daoists refuse to think logically.


  • At this period he also began a lifelong friendship with the irrationalist philosopher Hamann.

    Johann Gottfried von Herder


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