accidental

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accidental

  • /ˌæk.sɪˈdɛn.tl̩/

Rhymes with -ɛntəl

Where it comes from

From Middle English accidental, from Anglo-Norman accidentel, Middle French accidentel, accidental, and their source, Late Latin accidēntālis; corresponding to accident + -al.

adjective more accidental · most accidental · accidentall

  1. Pertaining to accident and not essence; thus, inessential; incidental; secondary. It would be absurd to say that Marxism was predestined to become the ideology of the self-glorifying Russian bureaucracy. Nevertheless, it contained essential features, as opposed to accidental or secondary ones, that made it adaptable to this purpose.
  2. Nonessential to something's inherent nature (especially in Aristotelian thought).
  3. Adjusted by one or two semitones, in temporary departure from the key signature.
  4. Occurring sometimes, by chance; occasional.
  5. Happening by chance, or unexpectedly; taking place not according to the usual course of things; by accident, unintentional. The discovery was purely accidental.

    Similar: adventitious

  6. Being a double point with two distinct tangent planes in 4-dimensional projective space.

Similar: circumstantial, incidental, casual, contingent, fortuitous, occasional, serendipitous, accidental, accidentary, by accident, by the by, causeless, chanceable, lippening, random, unforeseen, unintended, unintentional, unplanned · Opposite: inevitable, impossible, intentional

noun accidentals · accidentall

  1. A property which is not essential; a nonessential; anything happening accidentally. He conceived it just that accidentals ... should sink with the substance of the accusation.
  2. plural, plural only Those fortuitous effects produced by luminous rays falling on certain objects so that some parts stand forth in abnormal brightness and other parts are cast into a deep shadow.
  3. A sharp, flat, or natural, occurring not at the commencement of a piece of music as the signature, but before a particular note.
  4. Part of a text that has a mainly structural purpose, such as spelling, punctuation, or capitalization.

Thesaurus

Closest in meaning: casual, chance, adventitious, extrinsic, inadvertent, unplanned, unintended, incidental, accident, sporadic, occasional, random, unintentional, one-time, fortuitous, contingent

Translations

Every language

adj happening by chance

Españolaccidental, casual, imprevisto, fortuito
한국어우연하다 uyeonhada, 돌발적 dolbaljeok
日本語偶然の gūzen no
中文偶然 ǒurán
हिन्दीआकस्मिक ākasmik, संयोगी sãyogī, आगंतुक āgantuk, इत्तफ़ाक़िया ittafāqiyā
Portuguêsacidental
Françaisaccidentel
Deutschversehentlich, zufällig
Italianoaccidentale
Ελληνικάτυχαίος tychaíos
Românăaccidental, întâmplător
Русскийслуча́йный slučájnyj, неожи́данный neožídannyj
العربيةعَرْضِيّ ʕarḍiyy
עבריתמִקְרִי mikrí

noun a property which is not essential

DeutschZufall, Versehen

noun (in plural, painting)

Portuguêsacidente

noun (music)

日本語臨時記号 rinji kigō
Portuguêsacidente
Françaisaltération
Ελληνικάαλλοίωση alloíosi

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Cite this
MLA

"accidental." Wiktionary, via Micwyn, micwyn.com/word/accidental. Accessed 6 Nov. 2026.

APA

accidental. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/accidental

Chicago

"accidental." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/accidental.

BibTeX
@misc{accidental_2026,
  title = {accidental},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/accidental},
  urldate = {2026-11-06}
}