LATIN DICTIONARYLexicon Latīnum
adjectivefirst/second-declension adjective

Iūlius1

Iūlius (feminine Iūlia, neuter Iūlium)
Classical[ˈjuː.li.ʊs]Ecclesiastical[ˈjuː.li.us]
Mille Verba core vocabulary

Meaning

  1. adjectiveOf the gens Julia, a patrician Roman family.
  2. adjectiveOf July, the fifth month of the Roman calendar.

Declension

singular
formmasculinefeminineneuter
nominativeIūliusIūliaIūlium
genitiveIūliīIūliaeIūliī
dativeIūliōIūliaeIūliō
accusativeIūliumIūliamIūlium
ablativeIūliōIūliāIūliō
vocativeIūlieIūliaIūlium
plural
formmasculinefeminineneuter
nominativeIūliīIūliaeIūlia
genitiveIūliōrumIūliārumIūliōrum
dativeIūliīsIūliīsIūliīs
accusativeIūliōsIūliāsIūlia
ablativeIūliīsIūliīsIūliīs
vocativeIūliīIūliaeIūlia

Jūlĭus (in poets also ĭūlĭus, quadrisyll.), a,
I. adj., name of a Roman gens; especially celebrated, C. Julius Cæsar and his adopted son, C. Julius Cæsar (Octavianus) Augustus: unde domus Teucros Julia tangit avos, Ov. F. 4, 40: templa, i. e. curia Julia, id. P. 4, 5, 21: leges, Cic. Balb. 8; id. Sest. 64: edicta, decrees and laws of Augustus, Hor. C. 4, 15, 22: sidus, id. ib. 1, 12, 47.—
II. Transf.: Julius mensis (or, absol., Julius), the month of July, which was previously called Quinctilis: fervens Julius, Mart. 10, 62.

Origins

Possibly a contraction of the Old Latin personal name *Iovilios (“descended from or pertaining to Jove”); see Iovis, or from Ancient Greek ἴουλος (íoulos, “downy first beard hairs (of a young man)”). The month quīntīlis was renamed after Julius Caesar in 44 BC.

In English words that came into English from Iūlius

  • JulyIūlius

In the Academy Smith's classical dictionaries

proper noun · masculinesecond declension
Iūlius2
Iūlius m sg (genitive Iūliī or Iūlī)
Classical[ˈjuː.li.ʊs]Ecclesiastical[ˈjuː.li.us]

Meaning

  1. Julius; a Roman nomen gentile, gens or "family name".
  2. July

Declension

declension
formsingularplural
nominativeIūlius—
genitiveIūliī
Iūlī
—
dativeIūliō—
accusativeIūlium—
ablativeIūliō—
vocativeIūlī—

Origins

Possibly a contraction of the Old Latin personal name *Iovilios (“descended from or pertaining to Jove”); see Iovis, or from Ancient Greek ἴουλος (íoulos, “downy first beard hairs (of a young man)”). The month quīntīlis was renamed after Julius Caesar in 44 BC.

Elsewhere
  • CatalanJuli
  • EnglishJulius
  • EnglishJulia
  • EnglishJulian
  • EnglishGillian
  • EnglishGill
  • Englishgill
  • FrenchJules
  • GermanJulius
  • ItalianGiulio
Old Occitan
  • Occitanjulh
  • Catalanjuliolfrom Old Catalan juyl
West Iberian
  • Portuguesejulhofrom Old Galician-Portuguese julio
  • Spanishjulio
  • Aragonesechulio
  • Extremaduranjúliu
  • Asturianxuliu
  • MirandeseJúlio
  • Galicianxullofrom Old Galician-Portuguese julio
  • Ladinodjulio
  • Ladinodjulyo
Italo-Dalmatian
  • Italiangiuglio
  • Neapolitaniuglio
  • Neapolitanjulo

In English words that came into English from Iūlius

  • JulianIūliānus

In the Academy Smith's classical dictionaries

Quick answers

What does Iūlius mean in Latin?
Iūlius, a adjective, means “Of the gens Julia, a patrician Roman family.; Of July, the fifth month of the Roman calendar.”.
How do you pronounce Iūlius?
In classical Latin, [ˈjuː.li.ʊs]; in ecclesiastical (church) Latin, [ˈjuː.li.us].