- Confidence
- Established
- Formation
- Derivation
- First attested
- Plautus
- Ultimate origin
- Proto-Indo-European (*sen-)
Pronunciation
Forms
senātus m (genitive senātūs); fourth declension[1]
Etymology
It is from senex “old man” with the suffix -ātus, literally “council of elders”.[2][1][3] Senex goes back to Proto-Italic *seno- (“old”), Proto-Indo-European *sen-o- (“old”).[4] Isidore of Seville derived senātūscōnsultum from cōnsulō.[5]
Earliest recorded meaning
De Vaan dates it from Plautus, who has the old genitive senātī.[4][2] Köbler dates Plautus c. 250–184 BC.[6]
Semantic evolution
It meant the permanent political assembly at Rome, the senate, first advisory, later with judicial and legislative powers, as in the formula senātus populusque Rōmānus, and a meeting of the senate, as Cicero's day when no senate met.[2][7] Its genitive was often senātī or senātuos in older Latin and in Cicero and Sallust.[2] The Appendix Probi corrects sinatus to senātus.[8]
In Medieval Latin it meant a municipal council, a royal or princely council, the papal curia, and in England the witenagemot.[9][10] English senate is recorded about 1200, of the Roman body.[3]
Timeline
- c. 250–184 BC – Plautus uses it.[4][6]
- 81–43 BC – Cicero uses it of a sitting.[2][6]
- 86–34 BC – Sallust uses the genitive senātī.[2][6]
- c. 1200 – English senate is recorded.[3]
Meanings
Noun
- The senate (of Rome).[2]
- A meeting of the senate.[2]
- (Medieval Latin) A council; the papal curia.[9][10]
Word family
- senātūscōnsultum
- senāculum
Related words
References
- ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b c de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
- ^ Isidore of Seville, Etymologiarum sive Originum libri XX, ed. W. M. Lindsay (Oxford, 1911).
- ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
- ^ Appendix Probi, a late antique list of correct and censured Latin word forms ("calida non calda"); ed. H. Keil, Grammatici Latini IV, Leipzig 1864, 197–199.
- ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
- ^ 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
Derived terms
Cite this entry
“Senatus.” Etymologically, 16 Oct. 2026, etymologically.com/la/senatus. Accessed 16 Oct. 2026.
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