Etymology and origin of the Latin word sigma
- Confidence
- Established
- Formation
- Borrowing
- First attested
- 180–102 BC Lucilius More words from the 2nd century BC
- Borrowed from
- Ancient Greek σίγμα
- Ultimate origin
- Ancient Greek σίγμα
Forms
sigma n (genitive sigmatis); third declension[1][2] Also spelled simma.[3][4]
Etymology
It is borrowed from Ancient Greek σίγμα (sígma, “sigma”), the name of the Greek letter.[1][5] Köbler, after Frisk, calls the further origin of the Greek name unclear.[4]
Earliest recorded meaning
Lucilius (c. 180–102 BC)[4] already uses it for the Greek letter sigma.[6]
Semantic evolution
Because the letter was written in the form of a C, a half circle, the word was used for things of that shape.[2][3][7] Martial uses it for a semicircular couch for reclining at meals, and Lampridius has the same sense.[1][2][3] Sidonius Apollinaris uses it for a semicircular bathing tub.[2][3] Du Cange records it for a table in the shape of a sigma or a crescent, in Peter Chrysologus and later writers.[8] In British Medieval Latin it was again the Greek letter, also as the numeral 200,[9] and a 15th-century music treatise uses it as the sign for a pitch between A and B.[10]
Timeline
- c. 180–102 BC – Lucilius names the Greek letter.[6][4]
- 40–102/103 AD – Martial uses it for a semicircular dining couch.[1][4]
- c. 431–486 AD – Sidonius Apollinaris uses it for a semicircular bathing tub.[2][4]
- 15th century – A music treatise uses σ as the sign of a pitch between A and B.[10]
Meanings
Noun
- The Greek letter sigma.[1][6]
- A semicircular couch for reclining at table.[1][2]
- A semicircular bathing tub.[2][3]
- (Medieval Latin) A table in the shape of a sigma or crescent.[8]
- (Medieval Latin) The numeral 200.[9]
Related words
- English sigma
References
- ^ a b c d e f Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e f g Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c d e Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
- ^ a b c d e f Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ Saalfeld, Günther Alexander (1874), Index Graecorum vocabulorum in linguam latinam translatorum, Berlin: Weidmann
- ^ a b c Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
- ^ Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
- ^ a b du Cange, Charles du Fresne, et al. (1883–1887), Glossarium mediae et infimae latinitatis, augmented ed. by Léopold Favre, Niort: L. Favre
- ^ 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
- ^ a b Lexicon musicum Latinum medii aevi (1992–), Munich: Bayerische Akademie der Wissenschaften; online ed. Wörterbuchnetz
Related etymologies
Cite this entry
“Sigma.” Etymologically, 8 Nov. 2026, etymologically.com/la/sigma. Accessed 8 Nov. 2026.
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