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Synonyms

err

American  
[ur, er] / ɜr, ɛr /

verb (used without object)

  1. to go astray in thought or belief; be mistaken; be incorrect.

  2. to go astray morally; sin.

    To err is human.

    Synonyms:
    lapse, transgress
  3. Archaic. to deviate from the true course, aim, or purpose.


idioms

  1. err on the side of caution. err on the side of caution.

err British  
/ ɜː /

verb

  1. to make a mistake; be incorrect

  2. to stray from the right course or accepted standards; sin

  3. to act with bias, esp favourable bias

    to err on the side of justice

"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

Other Word Forms

  • errability noun
  • errable adjective

Etymology

Origin of err

First recorded in 1275–1325; Middle English erren, from Old French errer, from Latin errāre “to make a mistake; wander”; akin to Gothic airzjan, Old High German irrôn ( German irren )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“But we do have the luxury of trying to err on the side of caution. ... We are certainly better when he’s pitching for us, when he’s active.”

From Los Angeles Times

He said they’d erred in making so many autobiographical movies and needed more broadly commercial hooks.

From The Wall Street Journal

The West typically errs in “fighting on terrain chosen by the regime,” Mr. Ansari says.

From The Wall Street Journal

He believes the asset manager erred in deviating from the contractual terms of the fund agreements.

From Barron's

Meta says Instagram's new alerts - stemming from its analysis of user search patterns - may occasionally alert parents when there is no cause for concern and will "err on the side of caution".

From BBC