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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.

Going forward, with these friends or any others, I’d err on the side of being overly communicative.

From MarketWatch

However, during the meeting some members of the governing council said there “could be a case for erring on the dovish side.”

From The Wall Street Journal

“We should be erring on the side of doing too much, not doing too little.”

From MarketWatch

In all but one of the cases, officers were reprimanded or ordered to undergo retraining because they had erred in actions leading up to the shootings.

From Los Angeles Times

"This is not an emergency evacuation," said a Nasa official, adding: "We always err on the side of the astronaut's health."

From BBC