Etymologically

Etymology and origin of the Italian word accidente

Confidence
Established
Formation
Borrowing
First attested
1282 Restoro d'Arezzo More words from the 13th century
Borrowed from
Latin accidens
Ultimate origin
Latin cadō
Etymology tree
inherited borrowed derived
Latin cadō
French choir
Latin accidō
Latin accidēns
French accident
Romanian accident
Italian accidente
Spanish accidente
From the same root
Latin cadāver ← cadō
Latin cadūcus ← cadō
Latin cāsus ← cadō
Latin concidō ← cadō
Latin dēcidō ← cadō
Latin excidō ← cadō
Latin incidō ← cadō
Latin intercidō ← cadō
Latin occidō ← cadō
Latin prōcidō ← cadō
Latin recidō ← cadō
Latin stīllicidium ← cadō
Latin succidō ← cadō
Latin accidentālis ← accidēns

Pronunciation

  • /at.t͡ʃiˈdɛn.te/[1]

Forms

accidente m (plural accidenti, relational adjective accidentale)[1]

Etymology

It is learned: it is borrowed from Latin accidens (“chance event”), the present participle of accidō (“to fall upon; to happen”).[2][3][4][5] The Latin verb is formed ad- and cadō (“to fall”).[3][6] Devoto notes the regular change of ⟨a⟩ to ⟨i⟩ in an open inner syllable.[6] This verb goes back to Proto-Indo-European *ḱad- (“to fall”).[1] The word is French accident, Catalan accident, Spanish accidente and Portuguese accidente, all learned forms.[5][3]

As a term of philosophy the Latin word was used by Seneca as a calque of Aristotle's Ancient Greek συμβεβηκός (sumbebēkós), and the Scholastics spread it; it stands opposite “substance”.[2][4][7] Nocentini notes that the bad sense, “misfortune”, already existed in Latin.[3] In medieval medicine the Latin word came to mean a symptom or sudden illness, the source of the sense “stroke”.[7]

The sense “unevenness of the ground” and accidentato “hilly” are calques on the French noun and on accidenté.[2] The LEI explains them as a semantic loan from the French phrase accident de terrain of the naturalist Saussure.[2][5] accidempoli, acciderba and accipicchia are euphemistic distortions of the plural used as an exclamation.[2][3]

Earliest recorded meaning

The first record is in Restoro d'Arezzo, 1282, in the philosophical sense: what may or may not belong to a being, and may change without changing its essence.[2][8] The sense “chance event” follows in Guittone, before 1294.[2]

Semantic evolution

Cecco d'Ascoli, before 1327, has both the sense “misfortune, calamity” and the medical sense “stroke, sudden illness”.[2] DEI places the bad sense only at the end of the 15th century, like that of French accident.[7] The phrase per accidente “by chance” is found from 1308, in Dante.[5] In music the word has named the sign that alters a note since V. Galilei, 1581, and the old grammarians used it for the inflection of words.[2][9]

In the 19th century the word took on colloquial uses.[2] DELI explains the exclamation as short for curses such as ti vengano accidenti.[2] The plural accidenti! as an exclamation of anger or surprise is in Belli's Roman dialect from 1829 and in the Tommaseo–Bellini dictionary in 1865.[2] For a tiresome person it is in Verga, before 1873.[2] Today the word also stands in negative phrases for “nothing at all”: non capisco un accidente.[4][10]

Timeline

  • 1282 – Restoro d'Arezzo uses accidente as a term of philosophy.[2][8]
  • Before 1294 – Guittone uses it for “chance event”.[2]
  • Before 1327 – Cecco d'Ascoli uses it for “misfortune” and “stroke”.[2]
  • 1581 – V. Galilei uses it for a sign altering a note in music.[2]
  • 1829 – Belli uses the exclamation accidenti! in Roman dialect.[2]
  • 1844 – The sense “unevenness of the ground” appears in the Milanese press.[2]

Meanings

Noun

  1. An unforeseen event, chance occurrence, usually unpleasant; a misfortune: per accidente, by chance.[4][11][12]
  2. (medicine) A sudden complication in an illness;[4][10][12] (colloquial) a stroke or sudden illness, often in curses.[4][10][12]
  3. (colloquial) A tiresome or troublesome person or thing: quell'accidente di motorino.[4][10][12]
  4. (colloquial) In negative phrases, nothing at all: qui non funziona un accidente.[4][10]
  5. (philosophy) What belongs to a thing without being part of its essence.[4][11][12]
  6. (grammar) An inflectional change of the variable parts of speech.[4][9]
  7. (music) An accidental, a sign that alters a note.[4][1]
  8. An unevenness of the ground.[4][2]

Word family

  • accidentale
  • accidentalità
  • accidentato
  • accidempoli
  • acciderba
  • accipicchia

Usage notes

Accidenti! is used alone as an exclamation of anger, surprise or admiration.[2][13] DEI treats the medical and musical senses as separate words, while DELI and Nocentini keep them under one.[7][2][3]

References

  1. ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k l m n o p q r s t u v Cortelazzo, Manlio; Zolli, Paolo (1999), Dizionario etimologico della lingua italiana, 2nd ed. by Manlio Cortelazzo and Michele A. Cortelazzo, Bologna: Zanichelli
  3. ^ a b c d e f Nocentini, Alberto; Parenti, Alessandro (2010), l'Etimologico: vocabolario della lingua italiana, Firenze: Le Monnier
  4. ^ a b c d e f g h i j k l De Mauro, Tullio (ed.) (2003), Grande dizionario italiano dell'uso, CD-ROM version 2.0, Torino: UTET
  5. ^ a b c d Pfister, Max; Schweickard, Wolfgang; Prifti, Elton (eds.) (1979–), Lessico Etimologico Italiano, Wiesbaden: Reichert; online at lei-digitale.it, p. 1, 277
  6. ^ a b Devoto, Giacomo (1968), Avviamento alla etimologia italiana: dizionario etimologico, 2nd ed., Firenze: Le Monnier
  7. ^ a b c d Battisti, Carlo; Alessio, Giovanni (1950–1957), Dizionario etimologico italiano, 5 vols., Firenze: Barbèra (reprint 1975), p. 27
  8. ^ a b Tesoro della Lingua Italiana delle Origini (1997–), Opera del Vocabolario Italiano, CNR, Firenze; tlio.ovi.cnr.it
  9. ^ a b Prati, Angelico (1951), Vocabolario etimologico italiano, Milano: Garzanti, p. 17
  10. ^ a b c d e Devoto, Giacomo; Oli, Gian Carlo; Serianni, Luca; Trifone, Maurizio (2026), Nuovo Devoto–Oli: il vocabolario dell'italiano contemporaneo, digital ed., Milano: Le Monnier
  11. ^ a b Sabatini, Francesco; Coletti, Vittorio; Manfredini, Manuela (2026), Dizionario italiano Sabatini Coletti, digital ed., Milano: Sansoni / Rizzoli Larousse
  12. ^ a b c d e Vocabolario della lingua italiana Treccani (2011), Roma: Istituto della Enciclopedia Italiana
  13. ^ Zingarelli, Nicola (2009), Lo Zingarelli 2010: vocabolario della lingua italiana, Bologna: Zanichelli

Related etymologies

Cite this entry

“Accidente.” Etymologically, 14 Nov. 2026, etymologically.com/it/accidente. Accessed 15 Nov. 2026.

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