LATIN DICTIONARYLexicon Latīnum
numeralfirst/second-declension numeral

nōnus

nōnus (feminine nōna, neuter nōnum)
Classical[ˈnoː.nʊs]Ecclesiastical[ˈnɔː.nus]
Mille Verba core vocabulary

Meaning

  1. numeralninth
    Terra nōna.The ninth land.

Declension

singular
formmasculinefeminineneuter
nominativenōnusnōnanōnum
genitivenōnīnōnaenōnī
dativenōnōnōnaenōnō
accusativenōnumnōnamnōnum
ablativenōnōnōnānōnō
vocativenōnenōnanōnum
plural
formmasculinefeminineneuter
nominativenōnīnōnaenōna
genitivenōnōrumnōnārumnōnōrum
dativenōnīsnōnīsnōnīs
accusativenōnōsnōnāsnōna
ablativenōnīsnōnīsnōnīs
vocativenōnīnōnaenōna

Phrases from Meissner's Latin Phrase-Book

postridie qui fuit dies Non. Sept. (Nonarum Septembrium) (Att. 4. 1. 5)
on the day after, which was September 5th.

nōnus, a, um,
I. adj. ord. [for novenus, from novem], the ninth: terra nona, Cic. Rep. 6, 18, 18: accedes opera agro nona Sabino, Hor. S. 2, 7, 118.—
II. Subst.: nōna, ae, f.
A. (Sc. hora.) The ninth hour of the day, i. e. the third before sunset, at which hour business was ended at Rome: post nonam venies, Hor. Ep. 1, 7, 71; Mart. 4, 8, 5.—
B. (Sc. pars.) The ninth part: nonas praedae vovere, Just. 20, 3, 3.—Hence, adv.: nōnō, ninthly, Cassiod. de Anim. 12.

Origins

  1. Proto-Indo-European*h₁néwn̥
  2. Proto-Indo-European*h₁newn̥(n)ós
  3. Proto-Italic*nowenos
  4. Latinnōnus

Inherited from Proto-Italic *nowenos. De Vaan suggests that *noweno- first contracted into *nouno-, which then was restored to *noweno-, which then itself contracted into nōnus.

Descendants
  • Englishnoon
  • GermanNon
  • Italiannono
  • Portuguesenono
  • Spanishnono
  • Dutchnoen
  • Emiliannòn
  • Icelandicnón
  • Irishnóin
  • Aragonesenueno

Quick answers

What does nōnus mean in Latin?
nōnus, a numeral, means “ninth”.
How do you pronounce nōnus?
In classical Latin, [ˈnoː.nʊs]; in ecclesiastical (church) Latin, [ˈnɔː.nus].
Where does nōnus come from?
Proto-Indo-European *h₁néwn̥ → Proto-Indo-European *h₁newn̥(n)ós → Proto-Italic *nowenos → Latin nōnus.