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.

Choosing to directly take on the major airlines, rather than carving out niche routes, was a critical error that doomed the company.

From MarketWatch • May 2, 2026

The division that was once a rounding error is the reason that BlackBerry is suddenly making money again.

From The Wall Street Journal • May 2, 2026

When Murphy failed to convert a plant to the right middle, his error was again exploited, with Higgins enjoying a run of 57 to edge back in front.

From BBC • May 1, 2026

The ruling also rests on a methodological error that would earn a failing grade in a graduate statistics course.

From Slate • May 1, 2026

This error, followed by others, as we can now observe from events, is the cause of the threats to that kingdom.

From "The Prince" by Niccolò Machiavelli

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!