The meaning of ACCIDENTALLY is in an accidental or unintended manner : by accident. How to use accidentally in a sentence.

If something happens accidentally, it didn't happen on purpose — blame it on a mistake, chance, or outside forces. There are things you mean to do, like brushing your hair or buttoning your shirt.

Idiom accidentally on purpose (Definition of accidentally from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

In this post, I will compare accidently vs. accidentally. I will outline which of these spellings is correct and showcase the correct spelling in example sentences.

Definition of accidentally adverb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Occurring unexpectedly, unintentionally, or by chance.

If something happens accidentally, it happens by chance or as the result of an accident, and is not deliberately intended. Names were accidentally erased from computer disks.

Apr 5, 2025 · The terms accidently and accidentally are often confused due to their similar pronunciation. However, the correct spelling is accidentally, which is an adverb meaning ‘by chance’ …

Dec 14, 2025 · Adverb accidentally (comparative more accidentally, superlative most accidentally) In an accidental manner; by chance, unexpectedly. Synonyms: casually, fortuitously; see also Thesaurus: …

Accidental, casual, fortuitous all describe something outside the usual course of events. Accidental implies occurring unexpectedly or by chance: an accidental blow. Casual describes a passing event …