LATIN DICTIONARYLexicon Latīnum
noun · neutersecond declension

duodecennium

duodecennium n (genitive duodecenniī)
Classical[du.ɔ.dɛˈkɛn.ni.ũː]Ecclesiastical[du.o.deˈt͡ʃɛn.ni.um]

Meaning

  1. neuterobsoletea duodecade, a twelve-year period

Declension

declension
formsingularplural
nominativeduodecenniumduodecennia
genitiveduodecenniī
duodecennī		duodecenniōrum
dativeduodecenniōduodecenniīs
accusativeduodecenniumduodecennia
ablativeduodecenniōduodecenniīs
vocativeduodecenniumduodecennia

dŭŏdĕcennĭum, ii, n. duodecennis,
I. a period of twelve years, Cod. Th. 2, 27, 1, § 6.

Origins

  1. Proto-Indo-European*dwóh₁
  2. Proto-Italic*duō
  3. Latinduodecennium

Proto-Indo-European *déḱm̥ Proto-Italic *dekəm Latin decem Latin duodecim Proto-Indo-European *h₂et- Proto-Indo-European *-nós Proto-Indo-European *h₂etnós Proto-Italic *atnos? Latin annus Latin duodecennis Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -iusnom. Latin -ium Latin duodecennium From duodecennis + -ium (forming abstract nouns).

Descendants
  • Englishduodecennial

In English words that came into English from duodecennium

  • duodecennialduodecennium

Quick answers

What does duodecennium mean in Latin?
duodecennium, a noun, means “a duodecade, a twelve-year period”.
What is the genitive of duodecennium?
The genitive singular is duodecenniī. duodecennium is neuter, second declension.
How do you pronounce duodecennium?
In classical Latin, [du.ɔ.dɛˈkɛn.ni.ũː]; in ecclesiastical (church) Latin, [du.o.deˈt͡ʃɛn.ni.um].
Where does duodecennium come from?
Proto-Indo-European *dwóh₁ → Proto-Italic *duō → Latin duodecennium.