Meaning of “error” in the English Dictionary

"error" in English

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errornoun [ C or U ]

uk /ˈer.ər/ us /ˈer.ɚ/

B2 a mistake:

He admitted that he'd made an error.
The letter contains a number of typing errors.
Human error has been blamed for the air crash.
With something as delicate as brain surgery, there is little margin for error (= you must not make mistakes).
error of judgment

a wrong decision:

Not telling the staff before they read the news in the papers was an error of judgment.
see the error of your ways

to understand that you were wrong to behave in a particular way and start to behave differently

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(Definition of “error” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"error" in American English

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errornoun [ C/U ]

us /ˈer·ər/

a mistake, esp. in a way that can be discovered as wrong, or the making of such mistakes:

[ U ] Investigators said the train crash was caused by human error rather than mechanical failure.

(Definition of “error” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"error" in Business English

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errornoun [ C or U ]

uk /ˈerər/ us

something done or written by accident that is not correct, not accurate, or does not give the right result:

make/introduce an error Can I amend my VAT return online if I've made an error?
correct/find an error
contain/have errors The text has numerous errors, but none are particularly significant.
error in sth An error in accounting led to this figure appearing in the 'profit' column.
accounting/administrative/clerical error Due to an administrative error, the payment went to the wrong bank account.
a grave/serious error
He made an error of judgment when he failed to promote her.
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IT a situation in which something goes wrong in a computer program, or a message that this has happened:

give/produce/generate an error The bug generated an error when performing a multi-scale query.

(Definition of “error” from the Cambridge Business English Dictionary © Cambridge University Press)