A a


    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [ak-si-den-tl]
    • /ˌæk sɪˈdɛn tl/
    • /ˌæksɪˈdentl/
    • US Pronunciation
    • US IPA
    • [ak-si-den-tl]
    • /ˌæk sɪˈdɛn tl/

Definitions of accidental word

  • adjective accidental An accidental event happens by chance or as the result of an accident, and is not deliberately intended. 3
  • adjective accidental occurring by chance, unexpectedly, or unintentionally 3
  • adjective accidental nonessential; incidental 3
  • adjective accidental denoting sharps, flats, or naturals that are not in the key signature of a piece 3
  • adjective accidental (of a property) not essential; contingent 3
  • noun accidental an incidental, nonessential, or supplementary circumstance, factor, or attribute 3

Information block about the term

Origin of accidental

First appearance:

before 1350
One of the 20% oldest English words
First recorded in 1350-1400; Middle English word from Medieval Latin word accidentālis. See accident, -al1

Historical Comparancy

Parts of speech for Accidental


accidental popularity

A common word. It’s meaning is known to most children of preschool age. About 90% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

accidental usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for accidental

adj accidental

  • unintended — purposed; designed; intentional: an intended snub.
  • incidental — happening or likely to happen in an unplanned or subordinate conjunction with something else.
  • unplanned — a scheme or method of acting, doing, proceeding, making, etc., developed in advance: battle plans.
  • inadvertent — unintentional: an inadvertent insult.
  • unforeseen — to have prescience of; to know in advance; foreknow.

adjective accidental

  • extrinsic — Not part of the essential nature of someone or something; coming or operating from outside.

Antonyms for accidental

adj accidental

  • planned — arranged, organized, or done in accordance with a plan: a planned attack.
  • deliberate — If you do something that is deliberate, you planned or decided to do it beforehand, and so it happens on purpose rather than by chance.
  • intentional — done with intention or on purpose; intended: an intentional insult.
  • intended — purposed; designed; intentional: an intended snub.
  • premeditated — done deliberately; planned in advance: a premeditated murder.

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See also

Matching words

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