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View synonyms for

error

[ er-er ]

noun

  1. a deviation from accuracy or correctness; a mistake, as in action or speech:

    His speech contained several factual errors.

    Synonyms: , ,

  2. belief in something untrue; the holding of mistaken opinions.
  3. the condition of believing what is not true:

    in error about the date.

  4. a moral offense; wrongdoing; sin.

    Synonyms: , , ,

  5. Baseball. a misplay that enables a base runner to reach base safely or advance a base, or a batter to have a turn at bat prolonged, as the dropping of a ball batted in the air, the fumbling of a batted or thrown ball, or the throwing of a wild ball, but not including a passed ball or wild pitch.
  6. Mathematics. the difference between the observed or approximately determined value and the true value of a quantity.
  7. Law.
    1. a mistake in a matter of fact or law in a case tried in a court of record.
  8. Philately. a stamp distinguished by an error or errors in design, engraving, selection of inks, or setting up of the printing apparatus. Compare freak 1( def 5 ), variety ( def 7 ).


error

/ ˈɛə /

noun

  1. a mistake or inaccuracy, as in action or speech

    a typing error

  2. an incorrect belief or wrong judgment
  3. the condition of deviating from accuracy or correctness, as in belief, action, or speech

    he was in error about the train times

  4. deviation from a moral standard; wrongdoing

    he saw the error of his ways

  5. maths statistics a measure of the difference between some quantity and an approximation to or estimate of it, often expressed as a percentage

    an error of 5%

  6. statistics See type I error type II error
“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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Derived Forms

  • ˌǰ-ˈڰ, adjective
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Other Word Forms

  • ۴ǰ· adjective
  • ۴ǰ··ly adverb
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Word History and Origins

Origin of error1

First recorded in 1250–1300; Middle English errour, from Latin ō-, stem of error, equivalent to err + -or 1
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Word History and Origins

Origin of error1

C13: from Latin, from to err
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Idioms and Phrases

see comedy of errors ; trial and error .
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Synonym Study

See mistake.
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Example Sentences

Examples have not been reviewed.

She made a full admission to the fraudulent claim and said she had made a "massive error of judgement".

From

The randomness of the administration’s action, and its apparent error, is maddening enough.

From

An outage caused by a faulty software or server update, or even user error, can often be resolved in a matter of hours.

From

And he seems more prone to small errors that can have an impact in a title campaign.

From

It concludes that the "quality of information" about such deaths "continues to suffer from gaps, inconsistencies and errors," and calls for improvements.

From

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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err on the side of cautionerror analysis