unus et viginti

Latin

**Latin numbers ^(edit)**
← 20	XXI 21	22 → ^{[a], [b]}
Cardinal: vīgintī ūnus, ūnus et vīgintī Ordinal: ūnus et vīcēsimus, vīcēsimus prīmus Adverbial: vīciēs semel, vīciēs et semel, semel atque vīciēs

Alternative forms

vīgintī ūnus
Symbol: XXI

Etymology

From ūnus (“one”) + et (“and”) + vīgintī (“twenty”).

Pronunciation

(Classical Latin) IPA^(key): [ˈuː.nʊs ˈɛt wiːˈɡɪn.tiː]
(modern Italianate Ecclesiastical) IPA^(key): [ˈuː.nus ˈɛt̪ viˈd͡ʒin̪.t̪i]

Numeral

ūnus et vīgintī (feminine ūna et vīgintī, neuter ūnum et vīgintī); first/second-declension numeral with an indeclinable portion, singular only

twenty-one; 21

Declension

First/second-declension adjective (pronominal) with an indeclinable portion, singular only.

	singular
	masculine	feminine	neuter
nominative	ūnus et vīgintī	ūna et vīgintī	ūnum et vīgintī
genitive	ūnī̆us et vīgintī
dative	ūnī et vīgintī
accusative	ūnum et vīgintī	ūnam et vīgintī	ūnum et vīgintī
ablative	ūnō et vīgintī	ūnā et vīgintī	ūnō et vīgintī
vocative	ūne et vīgintī	ūna et vīgintī	ūnum et vīgintī