The meaning of accidentally is in an accidental or unintended manner : How to use accidentally in a sentence. Idiom accidentally on purpose (definition of accidentally from the cambridge advanced learner's dictionary & thesaurus ยฉ cambridge university press)
Definition of accidentally adverb in oxford advanced learner's dictionary. 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.
Jan 17, 2026adverb accidentally (comparative more accidentally, superlative most accidentally) in an accidental manner; Accidental, casual, fortuitous all describe something outside the usual course of events. Accidental implies occurring unexpectedly or by chance:
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