Etymology and origin of the Latin word amnis
- Confidence
- Established
- Formation
- Inherited
- First attested
- c. 235–200 BC, Naevius
- Inherited from
- Proto-Italic *afni-
- Ultimate origin
- Proto-Indo-European (*h₂ebʰ-n-)
Forms
amnis m (genitive amnis); third declension[1] It is masculine, but feminine in Plautus, Naevius, Accius and Varro.[2][3]
Etymology
It is inherited from Proto-Italic *afni- (“river”), inherited from Proto-Indo-European *h₂ebʰ-n- (“river”), an n-stem with an added ⟨*-i-⟩.[4][1] The root is *h₂ebʰ- (“water, river”).[1][5] The OLD compares, with hesitation, Sanskrit आपः (ā́paḥ, “waters”).[3] Varro explained the word as a river that flows round something.[6]
Cognate with Old Irish aub (“river”), Old Irish abann (“river”), Middle Welsh afon, Hittite hapa- (“river”) and Albanian amë (“river”).[4][3][1][6]
Earliest recorded meaning
De Vaan and Köbler date it from Naevius.[4][5] Ennius has cōnstitēre amnēs perennēs, “the ever-flowing rivers stood still”, and Plautus ad caput amnis, quod dē caelō exoritur sub soliō Iovis, “to the source of the river that rises from the sky under Jupiter's throne”.[3]
Semantic evolution
Amnis is a river, especially a large one, and the stream or current of a river (secundō amne, “downstream”, adversō amne, “upstream”), also a current of the sea.[3][2][1] Poets use it for water, especially running water, and for a stream of any other fluid, such as blood or smoke.[3][1] Döderlein says fluvius and flūmen are ordinary streams, amnis a great and mighty river, like Greek potamós.[7]
Timeline
- c. 235–200 BC – Used by Naevius (as a feminine).[4][2][5]
- 204–169 BC – Ennius: cōnstitēre amnēs perennēs.[3][5]
- c. 250–184 BC – Plautus: ad caput amnis.[3][5]
- 70–19 BC – Virgil uses it of boiling water in a cauldron.[3][5]
Meanings
Noun
- A river, a large stream.[3][2][1]
- A current;[3][1] secundō amne, downstream;[3][1] adversō amne, upstream.[3][1]
- (poetic) Water, running water.[3][1]
- A stream (of any fluid).[3][1]
Word family
- amnensis
- amnicola
- amniculus
- amnicus
- interamnus
- peremnis
- amnigena
Related words
References
- ^ a b c d e f g h i j k l m n Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ 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
- ^ a b c d 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 f Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ Döderlein, Ludwig (1874), Döderlein’s Hand-book of Latin Synonymes, tr. H. H. Arnold, Andover: W. F. Draper
Related etymologies
Cite this entry
“Amnis.” Etymologically, 18 Oct. 2026, etymologically.com/la/amnis. Accessed 19 Oct. 2026.
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