Dictionary.com

unreason

[ uhn-ree-zuhn ]
/ ʌnˈri zən /
Save This Word!
See synonyms for: unreason / unreasoned / unreasoning on Thesaurus.com

noun
inability or unwillingness to think or act rationally, reasonably, or sensibly; irrationality.
lack of reason or sanity; madness; confusion; disorder; chaos: a world torn by unreason.
verb (used with object)
to upset or disrupt the reason or sanity of: The devious plot soon unreasoned the general.
QUIZ
SPRINT TO THE FINISH WITH THIS OLYMPICS QUIZ!
Compete in our Olympics quiz to see if you can take home the gold medal in Olympics knowledge.
Question 1 of 10
Where was the Olympics first held?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of unreason

First recorded in 1250–1300, unreason is from the Middle English word un-reson.See un-1, reason
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use unreason in a sentence

British Dictionary definitions for unreason

unreason
/ (ʌnˈriːzən) /

noun
irrationality or madness
something that lacks or is contrary to reason
lack of order; chaos
verb
(tr) to deprive of reason
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
FEEDBACK