Pronunciation
Forms
duodecim (indeclinable)[1]
Etymology
It is a compound of duo “two” and decem “ten”.[2][1][3]
Earliest recorded meaning
The OLD's and Lewis and Short's earliest citation is from Plautus' Epidicus.[3] Köbler dates Plautus c. 250–184 BC.[4]
Semantic evolution
It meant twelve, as in Cicero and Caesar, and duodecim tabulae “the Twelve Tables” were the laws of early Rome, often written XII.[2][3][5]
British Medieval Latin used it of the twelve tribes and the twelve apostles.[6] It survives in Italian dodici and French douze, and Old French dozaine gave English dozen about 1300.[1][7]
Timeline
- c. 250–184 BC – Plautus uses it.[3][4]
- 81–43 BC – Cicero speaks of the Twelve Tables.[5][4]
- c. 50 BC – Caesar uses it.[3][4]
- c. 1300 – English dozen is recorded.[7]
Meanings
Numeral
- Twelve, duodecim tabulae, the Twelve Tables.[2]
Word family
- duodecennis
- duodecennium
- duodeciaere
- duodeciēns
- duodecimvir
- duodecimus
- duodēnī
Related words
References
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
- ^ 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
- ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Cite this entry
“Duodecim.” Etymologically, 16 Oct. 2026, etymologically.com/la/duodecim. Accessed 16 Oct. 2026.
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