Etymologically

excitabilis

Etymology and origin of the Latin word excitabilis

Confidence
Established
Formation
Derivation
First attested
400s Caelius Aurelianus More words from the 4th century
Ultimate origin
Latin excitō
Etymology tree
inherited borrowed derived
Latin cieō
Latin citus
Latin citō
Latin excitō
English excite
Latin excitābilis
English excitable
From the same root
Latin acciō ← cieō
Latin concieō ← cieō
Latin exciō ← cieō
Latin percieō ← cieō
Latin sollicitus ← citus
Latin citātiō ← citō
Latin citātus ← citō
Latin concitō ← citō
Latin incitō ← citō
Latin ōscitō ← citō
Latin recitō ← citō
Latin suscitō ← citō
English excitement ← excite

Forms

excitābilis (neuter excitābile); third-declension adjective[1][2]

Etymology

It is formed from Latin excitō + -bilis.[3][4] The verb is formed from ex- and citō2 (“to set in motion”).[5]

Earliest recorded meaning

Its only ancient use is in the Chronic Diseases of Caelius Aurelianus, in the 5th century, where it describes a rousing kind of melody played on the flute.[3][6][4]

Semantic evolution

In Late Latin it meant “rousing, stimulating”, an active sense.[6][1][7] Medieval Latin, as in Albertus Magnus, gave it a passive sense, “that can be roused or stirred”, and used it of sleep in the sense “light”.[8] British sources give it as “excitable, that can be aroused”.[9] English excitable, from about 1600, was not taken from it but formed from excite and -able.[7] Conte counts it as the Late Latin source of Italian eccitabile.[10]

Timeline

  • 5th century AD – Caelius Aurelianus uses it of a rousing melody.[3][4]
  • c. 1600 – English forms excitable separately, from excite.[7]

Meanings

Adjective

  1. (Late Latin) Rousing, stimulating.[6][1][10]
  2. (Medieval Latin) That can be roused, excitable.[8][9]
  3. (Medieval Latin) Of sleep: light.[8]

Word family

  • inexcitābilis

References

  1. ^ a b c Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  2. ^ Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
  3. ^ a b c Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  4. ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  5. ^ Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  6. ^ a b c Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  7. ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  8. ^ a b c Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
  9. ^ 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
  10. ^ a b Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
Cite this entry

“Excitabilis.” Etymologically, 7 Nov. 2026, etymologically.com/la/excitabilis. Accessed 8 Nov. 2026.

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