aeternus
Latin
Etymology
For older aeviternus, from aevum, from Proto-Indo-European *h₂eyu- (“vital energy”). Equivalent to aetās + -rnus.
Pronunciation
- (Classical) IPA(key): /ae̯ˈter.nus/, [ae̯ˈtɛr.nʊs]
Adjective
aeternus (feminine aeterna, neuter aeternum); first/second declension
- permanent, lasting, perpetual
- eternal, endless
- immortal
Inflection
First/second declension.
| Number | Singular | Plural | |||||
|---|---|---|---|---|---|---|---|
| Case / Gender | Masculine | Feminine | Neuter | Masculine | Feminine | Neuter | |
| Nominative | aeternus | aeterna | aeternum | aeternī | aeternae | aeterna | |
| Genitive | aeternī | aeternae | aeternī | aeternōrum | aeternārum | aeternōrum | |
| Dative | aeternō | aeternō | aeternīs | ||||
| Accusative | aeternum | aeternam | aeternum | aeternōs | aeternās | aeterna | |
| Ablative | aeternō | aeternā | aeternō | aeternīs | |||
| Vocative | aeterne | aeterna | aeternum | aeternī | aeternae | aeterna | |
Derived terms
- ab aeternō
- aeternālis
- aeternitās
- aeternō
Related terms
- aetās
Descendants
- Catalan: etern
- English: eterne
- Esperanto: eterna
- Ido: eterna
- Italian: eterno
- Portuguese: eterno
- Spanish: eterno
Further reading
- aeternus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- aeternus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- aeternus in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette