ENGLISH
REFERENCE

accidentally

adv.
US //ˌæksəˈdɛnəɫi// UK //ˌæksɪdˈɛntəli// ac·ci·den·tal·ly
  1. 1 without meaning to (adv.)
    B1 Intermediate

    by mistake or without planning it.

    unintentionally or by mistake; describes an action performed without deliberate purpose.

    Example

    I accidentally deleted the email while I was trying to move it to a folder.

    Example

    The witness accidentally revealed the location of the safe house during the cross-examination, much to the frustration of the legal team.

    Usage

    Usually placed before the main verb or at the end of a clause.

    Pitfall
    I accidently broke the glass.
    I accidentally broke the glass.

    A common spelling mistake is to forget the 'al' in the middle. Remember: accident + al + ly.

  2. 2 by chance (adv.)
    B2 Upper Intermediate

    happening by luck or chance rather than being planned.

    occurring by chance or unexpected coincidence rather than design.

    Example

    We met accidentally at the train station after not seeing each other for years.

    Example

    The researchers accidentally discovered the new compound while they were investigating a completely unrelated chemical reaction.

    • fortuitously
    • by chance
    • calculatedly
Origin

From accidental + -ly.

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