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unreasonable

[uhn-ree-zuh-nuh-buh l, -reez-nuh-] /ʌnˈri zə nə bəl, -ˈriz nə-/
adjective
1.
not reasonable or rational; acting at variance with or contrary to reason; not guided by reason or sound judgment; irrational:
an unreasonable person.
2.
not in accordance with practical realities, as attitude or behavior; inappropriate:
His Bohemianism was an unreasonable way of life for one so rich.
3.
excessive, immoderate, or exorbitant; unconscionable:
an unreasonable price; unreasonable demands.
4.
not having the faculty of reason.
Origin of unreasonable
1300-1350
First recorded in 1300-50, unreasonable is from the Middle English word unresonabel. See un-1, reasonable
Related forms
unreasonableness, noun
unreasonably, adverb
Synonyms
1, 2. senseless, foolish, silly. 2. preposterous, absurd, stupid, nonsensical. 3. extravagant.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for unreasonably
Contemporary Examples
Historical Examples
  • This act of justice has been unreasonably delayed in the case of some of them.

  • That local rates are unreasonably high, as compared with through rates.

    The Railroad Question William Larrabee
  • On the third day she had felt almost angry with him unreasonably.

    A Spirit in Prison Robert Hichens
  • Poor Jed, miserable and most unreasonably conscience-stricken, writhed in his chair.

    Shavings Joseph C. Lincoln
  • Instead his opposition was just as violent and, to his son's mind, as unreasonably absurd.

    Mary-'Gusta Joseph C. Lincoln
British Dictionary definitions for unreasonably

unreasonable

/ʌnˈriːznəbəl/
adjective
1.
immoderate; excessive: unreasonable demands
2.
refusing to listen to reason
3.
lacking reason or judgment
Derived Forms
unreasonableness, noun
unreasonably, adverb
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
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Word Origin and History for unreasonably

unreasonable

adj.

mid-14c., from un- (1) "not" + reasonable. Related: Unreasonably.

Online Etymology Dictionary, © 2010 Douglas Harper
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