What does ūndēquīnquāgintā mean in Latin?

ūndēquīnquāgintā, a numeral, means “forty-nine; 49”.

How do you pronounce ūndēquīnquāgintā?

In classical Latin, [uːn.deː.kʷiːŋ.kʷaːˈɡɪn.taː]; in ecclesiastical (church) Latin, [un.de.kʷiŋ.kʷaˈd͡ʒin.ta].

numeral

ūndēquīnquāgintā (indeclinable)

Classical[uːn.deː.kʷiːŋ.kʷaːˈɡɪn.taː]Ecclesiastical[un.de.kʷiŋ.kʷaˈd͡ʒin.ta]

undēquinquāginta, num. adj. unus de-quinquaginta,

I. forty-nine: coronae aureae, Liv. 37, 58, 4: genera, Plin. 13, 4, 9, § 40.

Literally "one from fifty"; ūnus (“one”) + dē (“from”) + quīnquāgintā (“fifty”)

What does ūndēquīnquāgintā mean in Latin?: ūndēquīnquāgintā, a numeral, means “forty-nine; 49”.
How do you pronounce ūndēquīnquāgintā?: In classical Latin, [uːn.deː.kʷiːŋ.kʷaːˈɡɪn.taː]; in ecclesiastical (church) Latin, [un.de.kʷiŋ.kʷaˈd͡ʒin.ta].