LATIN DICTIONARYLexicon Latīnum
noun · neutersecond declension

octennium

octennium n (genitive octenniī)
Classical[ɔkˈtɛn.ni.ũː]Ecclesiastical[okˈtɛn.ni.um]

Meaning

  1. Late Latinneutera period of eight years, novennium

Declension

declension
formsingularplural
nominativeoctenniumoctennia
genitiveoctenniīoctenniōrum
dativeoctenniōoctenniīs
accusativeoctenniumoctennia
ablativeoctenniōoctenniīs
vocativeoctenniumoctennia

octennĭum, ii, n. (octo-annus),
I. a period of eight years: tertio quoque octennio, every twenty-four years, Macr. S. 1, 13, 13.

Origins

  1. Proto-Indo-European*oḱtṓw
  2. Proto-Italic*oktō
  3. Latinoctennium

Proto-Indo-European *h₂et- Proto-Indo-European *-nós Proto-Indo-European *h₂etnós Proto-Italic *atnos? Latin annus Proto-Indo-European *-is Proto-Indo-European *-h₂ Proto-Indo-European *-ih₂der.? Proto-Italic *-is Latin -is Latin octennis Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -iusnom. Latin -ium Latin octennium From octennis + -ium (suffix forming abstract nouns).

Descendants
  • Englishoctennium

Quick answers

What does octennium mean in Latin?
octennium, a noun, means “a period of eight years, novennium”.
What is the genitive of octennium?
The genitive singular is octenniī. octennium is neuter, second declension.
How do you pronounce octennium?
In classical Latin, [ɔkˈtɛn.ni.ũː]; in ecclesiastical (church) Latin, [okˈtɛn.ni.um].
Where does octennium come from?
Proto-Indo-European *oḱtṓw → Proto-Italic *oktō → Latin octennium.