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See more synonyms for inconsiderate on Thesaurus.com
  1. without due regard for the rights or feelings of others: It was inconsiderate of him to keep us waiting.
  2. acting without consideration; thoughtless; heedless.
  3. overhasty; rash; ill-considered: slovenly, inconsiderate reasoning.
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Origin of inconsiderate

First recorded in 1425–75; late Middle English word from Latin word inconsīderātus. See in-3, considerate
Related formsin·con·sid·er·ate·ly, adverbin·con·sid·er·ate·ness, in·con·sid·er·a·tion, noun


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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for inconsiderateness

Historical Examples

  • His inconsiderateness has been a pair of spectacles to me for months.

    Short Stories of Various Types


  • If they do it inadvertently, it is carelessness; if designedly, inconsiderateness.

    De Officiis

    Marcus Tullius Cicero

  • That they be done in prudence, and not with folly, rashness, or inconsiderateness.

  • Their inconsiderateness, their indifference to the comfort of their passengers.

    John Marvel, Assistant

    Thomas Nelson Page

  • Her dearest friends, her own brother were prodigies of inconsiderateness.

    Peggy Raymond's Vacation

    Harriet L. (Harriet Lummis) Smith

British Dictionary definitions for inconsiderateness


  1. lacking in care or thought for others; heedless; thoughtless
  2. rare insufficiently considered
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Derived Formsinconsiderately, adverbinconsiderateness or inconsideration, noun
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 inconsiderateness



late 15c., "done thoughtlessly," literally "not properly considered," from Latin inconsideratus "headstrong, unadvised, thoughtless," from in- "not, opposite of" (see in- (1)) + consideratus (see consider). Related: Inconsiderately; inconsiderateness.

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Online Etymology Dictionary, © 2010 Douglas Harper