Etymologically

irritatio

Etymology and origin of the Latin word irritatio

Confidence
Established
Formation
Derivation
First attested
59 BC–17 AD, Livy
Ultimate origin
Latin irrītō
Etymology tree
inherited borrowed derived
Latin irrito
Latin irritatio
From the same root
Latin irritamentum ← irrito

Pronunciation

  • Classical: [ɪr.riːˈtaː.ti.oː][1]
  • Ecclesiastical: [ir.riˈtat.t͡si.o][1]

Forms

irrītātiō f (genitive irrītātiōnis); third declension[1] It is also spelled inrītātiō.[2][3]

Etymology

It is from Latin irrītō (“to provoke, excite”) + -tiō, a noun of action.[2][1][3] De Vaan takes that verb to be probably a denominative from Proto-Italic *rīto- (“stirred”), from Proto-Indo-European *h₃riH-to- (“whirled, stirred”).[4]

Earliest recorded meaning

The TLL records it from Livy on;[3] Livy says that this was the first provocation of feelings, after an army had ravaged Attica and returned with plunder.[2][5]

Semantic evolution

Valerius Maximus, Seneca and Tacitus use it of whatever stirs a person to a feeling or action:[2][3] Seneca speaks of a natural restlessness in the mind that moves people to change their homes,[3] and Tacitus says that the women of the Germans are corrupted by no enticements of banquets.[3][5] In medicine Scribonius Largus defines tenesmos as an irritation of the last part of the bowel,[2][6] and Gellius speaks of things contrived to excite the appetite.[6][5]

In the Vulgate it is provocation to anger, as in Sirach, where it stands beside īra,[5] and Jerome remarks that the Latin versions of Ezekiel render one Greek word by irrītātiō and exacerbātiō.[3] Medieval writers kept the sense of provocation, and a record of 1292 uses it for the baiting of a bear.[7] The Ecclesiastical Latin dictionary of Stelten also gives the sense “annulment”.[8]

Timeline

  • 59 BC–17 AD – Livy uses it of provocation to anger.[2][3][9]
  • 4 BC–65 AD – Seneca uses it of a natural urge in the mind.[3][9]
  • c. 47 AD – Scribonius Largus uses it in medicine.[2][6][9]
  • 98–115 AD – Tacitus uses it of the enticements of banquets.[3][9]
  • 390–406 AD – The Vulgate uses it of provocation to anger.[5][9]
  • 1292 – A record uses it of the baiting of a bear.[7]

Meanings

Noun

  1. Incitement to some feeling or action, stimulation.[2][6]
  2. Incitement to anger, provocation.[2][5]
  3. (medicine) Irritation of a sensitive part.[2][6]
  4. (Ecclesiastical Latin) Annulment.[8]

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 Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  3. ^ a b c d e f g h i j Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  4. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  5. ^ a b c d e f Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  6. ^ a b c d e Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  7. ^ a b Latham, R. E., D. R. Howlett, R. K. Ashdowne, et al. (1975–2013), Dictionary of Medieval Latin from British Sources, London: British Academy / Oxford University Press
  8. ^ a b Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
  9. ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
Cite this entry

“Irritatio.” Etymologically, 20 Oct. 2026, etymologically.com/la/irritatio. Accessed 22 Oct. 2026.

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