undevicesimus

Latin

**Latin numbers ^(edit)**
^{[a], [b]} ← 18	XIX 19	20 → ^{[a], [b], [c], [d], [e]}
Cardinal: ūndēvīgintī, novemdecim, novendecim Ordinal: ūndēvīcēsimus, novemdecimus, novendecimus

Formally from ūn(us) (“one”) + dē (“from”) + vīcēsimus (“twentieth”), ordinal form of ūndēvīgintī (“nineteen”).

(Classical Latin) IPA^(key): /uːn.deː.u̯iːˈkeː.si.mus/, [uːn̪d̪eːu̯iːˈkeːs̠ɪmʊs̠]
(modern Italianate Ecclesiastical) IPA^(key): /un.de.viˈt͡ʃe.si.mus/, [un̪d̪eviˈt͡ʃɛːs̬imus]

ūndēvīcēsimus (feminine ūndēvīcēsima, neuter ūndēvīcēsimum); first/second-declension numeral

nineteenth
Synonyms: (archaic, rare) nōnusdecimus, (New Latin) novemdecimus, (New Latin) novendecimus

Case / Gender	Masculine	Feminine	Neuter	Masculine	Feminine	Neuter
Number	Singular			Plural
Nominative	ūndēvīcēsimus	ūndēvīcēsima	ūndēvīcēsimum	ūndēvīcēsimī	ūndēvīcēsimae	ūndēvīcēsima
Genitive	ūndēvīcēsimī	ūndēvīcēsimae	ūndēvīcēsimī	ūndēvīcēsimōrum	ūndēvīcēsimārum	ūndēvīcēsimōrum
Dative	ūndēvīcēsimō	ūndēvīcēsimae	ūndēvīcēsimō	ūndēvīcēsimīs
Accusative	ūndēvīcēsimum	ūndēvīcēsimam	ūndēvīcēsimum	ūndēvīcēsimōs	ūndēvīcēsimās	ūndēvīcēsima
Ablative	ūndēvīcēsimō	ūndēvīcēsimā	ūndēvīcēsimō	ūndēvīcēsimīs
Vocative	ūndēvīcēsime	ūndēvīcēsima	ūndēvīcēsimum	ūndēvīcēsimī	ūndēvīcēsimae	ūndēvīcēsima

“undevicesimus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
“undevicesimus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
undevicesimus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.