irrationality

[ih-rash-uh-nal-i-tee]

noun, plural ir·ra·tion·al·i·ties for 2.

the quality or condition of being irrational.
an irrational, illogical, or absurd action, thought, etc.

Nearby words

  1. irradiation,
  2. irradicable,
  3. irrational,
  4. irrational number,
  5. irrationalism,
  6. irrationalize,
  7. irrawaddy,
  8. irreal,
  9. irreality,
  10. irrebuttable

Origin of irrationality

First recorded in 1560–70; irrational + -ity

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for irrationality


British Dictionary definitions for irrationality

irrationality

irrationalism

noun

the state or quality of being irrational
irrational thought, action, or behaviour
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for irrationality

irrationality

n.

1560s, from irrational + -ity.

Online Etymology Dictionary, © 2010 Douglas Harper