What does iō Sāturnālia mean in Latin?

iō Sāturnālia, a phrase, means “hurrah for the Saturnalia!”.

How do you pronounce iō Sāturnālia?

In classical Latin, [ˈjoː saː.tʊrˈnaː.li.a]; in ecclesiastical (church) Latin, [ˈjɔː sa.turˈnaː.li.a].

phrase

Classical[ˈjoː saː.tʊrˈnaː.li.a]Ecclesiastical[ˈjɔː sa.turˈnaː.li.a]

hurrah for the Saturnalia!
io Saturnalia, rogo, mensis December estHurrah for the Saturnalia, I ask, is this the month of December?c. 27 CE – 66 CE, Petronius, Satyricon 58.2
clamant ecce mei ‘Io Saturnalia’ versus1993 translation by D. R. Shackleton Bailey My verses shout "Hurrah for Saturnalia!"86 CE – 103 CE, Martialis, Epigrammata 11.2

What does iō Sāturnālia mean in Latin?: iō Sāturnālia, a phrase, means “hurrah for the Saturnalia!”.
How do you pronounce iō Sāturnālia?: In classical Latin, [ˈjoː saː.tʊrˈnaː.li.a]; in ecclesiastical (church) Latin, [ˈjɔː sa.turˈnaː.li.a].