error

[er-er] / ˈɛr ər /

NOUN

mistake; wrong

Synonyms

STRONGEST

blunder failure fault flaw glitch inaccuracy lapse miscalculation miscue misdeed mismanagement misstep misunderstanding offense omission sin transgression wrongdoing

STRONG

X absurdity boner boo-boo delinquency delusion deviation erratum fall fallacy falsehood falsity goof howler misapprehension misconception miss oversight screamer slight slip solecism stumble trespass untruth

WEAK

bad job faux pas misbelief misjudgment screwup slipup

Antonyms

STRONGEST

accuracy achievement behavior correctness obedience perfection right strength success

STRONG

certainty fact honesty reality surety truth

WEAK

correction validity

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.

Within a fortnight of Kebatu's release, it emerged that two other men had been freed in error - both from the same prison, London's HMP Wandsworth.

From BBC • Apr. 15, 2026

Sankar added that quantum error correction, or QEC, is a “fundamental” problem and is considered the “next hurdle” that all quantum companies must clear.

From MarketWatch • Apr. 15, 2026

The company promises Ising will deliver up to three times higher accuracy for the decoding process central to quantum error correction.

From Barron's • Apr. 14, 2026

The prosecution failed to meet its burden to demonstrate, beyond a reasonable doubt, that the constitutional error was harmless, the justices concluded.

From Los Angeles Times • Apr. 14, 2026

But if it cannot, the error will affect the way the cell reproduces.

From "Meltdown" by Deirdre Langeland

Vocabulary lists containing error

Common Five-letter Words for Wordle, List 2

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Novel Study: The Crucible, Act 1

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Common Core Grade 5, List 3

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!