Etymology and origin of the Latin word inno
- Confidence
- Established
- Formation
- Derivation
- First attested
- 81–43 BC, Cicero
- Ultimate origin
- Proto-Indo-European (*(s)neh₂-)
Forms
innō (present infinitive innāre, perfect active innāvī, supine innātum); first conjugation[1]
Etymology
It is from Latin in- + nō (“to swim”).[2][3] De Vaan traces nō to Proto-Italic *(s)nāje/o- and Proto-Indo-European *(s)neh₂- (“to swim, float”);[4] cognate with Ancient Greek νήχω (nḗkhō, “to swim”) and Old Irish snaïd (“swims”).[4]
Earliest recorded meaning
Cicero's De natura deorum speaks of sea beasts, some under water, some floating and swimming.[2][5]
Semantic evolution
It is to swim in or on, with a dative, an ablative or, in poetry, an accusative: Virgil's nymphs swim side by side, Cloelia swims the river, and animals swim rapid streams.[2][6] Columella will teach boys to swim in rivers, and Suetonius has sea beasts swimming in Nero's mock sea fight.[6][2] Of boats it is to float or sail: Virgil has painted keels floating on the river, Livy rough hulls built only to float, and Tacitus a fleet made lighter to sail the shallows;[2] Seneca reports Thales' view that the earth floats on water.[2] Virgil also uses it of a passenger crossing the Stygian lakes.[2][5] Horace has the Liris flowing over the shores of Marica.[2][5]
Timeline
- 81–43 BC – Cicero, of swimming sea beasts.[2][7]
- 70–19 BC – Virgil, of swimming nymphs and floating keels.[2][7]
- 65–8 BC – Horace, of a river flowing over its shores.[2][7]
- 98–115 AD – Tacitus, of a fleet in shallow water.[2][7]
Meanings
Verb
- To swim in or on.[2][5][1]
- Of boats, to float, sail on; to sail across.[2][6][1]
- Of water, to flow over, wash.[2][5]
Word family
- innābilis
Related words
References
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l m n o Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ a b de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
- ^ a b c d e 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 Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
Cite this entry
“Inno.” Etymologically, 20 Oct. 2026, etymologically.com/la/inno. Accessed 20 Oct. 2026.
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