Etymology and origin of the Latin word iota
- Confidence
- Established
- Formation
- Borrowing
- First attested
- 81–43 BC Cicero More words from the 1st century BC
- Borrowed from
- Ancient Greek ἰῶτα
- Ultimate origin
- Ancient Greek ἰῶτα
Forms
iōta n[1] A feminine iōta, -ae is found from Ausonius on.[2][3][4] Medieval spellings include yota, yotha and iotha.[5]
Etymology
It is borrowed from Ancient Greek ἰῶτα (iôta), the name of the Greek letter.[6][1][3] Its further origin is unclear;[7] Köbler refers to the name of the tenth letter of the Hebrew alphabet.[7]
Earliest recorded meaning
Cicero (81–43 BC) has it in De oratore: someone imitating Cotta's broad pronunciation is said to drop the letter iota and say a very full e (ut iota litteram tollas).[2][4][7]
Semantic evolution
Martial uses it as the smallest of letters, telling a reader who would rather have the second book be the first to take one iota from its title.[4][2] In Latin verse the word has two syllables, in Greek three.[2][4] Ausonius treats it as a feminine, and the Old Latin Bible has iota una in Matthew 5:18.[4][2]
Medieval writers used it also as the numeral ten and, after the Gospel passage, for the slightest portion, a jot.[8][9]
Timeline
- 81–43 BC – Cicero writes of dropping the letter iota.[2][7]
- 40–102/103 AD – Martial uses it as the smallest letter.[2][4][7]
- c. 310–394 AD – Ausonius treats it as a feminine noun.[2][3][7]
Meanings
Noun
- iota, the letter Ι, ι of the Greek alphabet.[6][2]
- (figurative) The least part, a jot.[8][9][4]
- (Medieval Latin) The numeral ten.[8]
References
- ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
- ^ a b c d e f g Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
- ^ a b Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e f Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b c 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 Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
Related etymologies
Cite this entry
“Iota.” Etymologically, 7 Nov. 2026, etymologically.com/la/iota. Accessed 8 Nov. 2026.
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