Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The state or quality of being irrational.
- noun An irrational idea, expression, or act.
from The Century Dictionary.
- noun In mathematics, incommensurability.
- noun The condition of being irrational; want of the faculty or the quality of reason; fatuity: as, the irrationality of brutes; the irrationality of a scheme.
- noun That which is irrational; an irrational thought, action, or thing.
from the GNU version of the Collaborative International Dictionary of English.
- noun The quality or state of being irrational; absence of rationality.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The quality or state of being
irrational ; want of thefaculty or the quality of reason;fatuity . - noun Something which is irrational or brought forth by irrational action, judgement, idea or thought.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the state of being irrational; lacking powers of understanding
Etymologies
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Examples
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It seems to work best for me, by the way, when I know why a certain irrationality is there, even if I never tell the reader.
A Bland and Deadly Courtesy skzbrust 2006
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While this kind of irrationality is certainly possible, there is no empirical evidence for it (and believe me, many of us have looked).
The Volokh Conspiracy » Greenspan’s ‘The Crisis’ and Modigliani and Miller 2010
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While this kind of irrationality is certainly possible, there is no empirical evidence for it (and believe me, many of us have looked).
The Volokh Conspiracy » Greenspan’s ‘The Crisis’ and Modigliani and Miller 2010
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While this kind of irrationality is certainly possible, there is no empirical evidence for it (and believe me, many of us have looked).
The Volokh Conspiracy » Greenspan’s ‘The Crisis’ and Modigliani and Miller 2010
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Why wrack your brain to explain why rational voters would do something that appears irrational, when you already know that voter irrationality is common?
Rodrik and Economic Policy Reform, Bryan Caplan | EconLog | Library of Economics and Liberty 2009
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One common objection to my theory of rational irrationality is that it is psychologically implausible.
Mindfulness and Mindlessness, Bryan Caplan | EconLog | Library of Economics and Liberty 2009
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It's rational to believe that irrationality is an ineliminable aspect of human mentality.
Archive 2009-03-01 Gordon McCabe 2009
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TGGP writes: raj, irrationality is completely different from ignorance.
How Irrational are Voters?, Arnold Kling | EconLog | Library of Economics and Liberty 2009
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Secondly, the religiously sacred brand of irrationality is demonstrably unnecessary for social cohesion.
Archive 2009-03-01 Gordon McCabe 2009
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Thirdly, the religiously sacred strain of irrationality is demonstrably insufficient to promote social cohesion.
Archive 2009-03-01 Gordon McCabe 2009
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