viginti unus

Latin

Latin numbers ^(edit)

←  20	XXI 21	22  → [a], [b]
Cardinal: vīgintī ūnus, ūnus et vīgintī     Ordinal: ūnus et vīcēsimus, vīcēsimus prīmus

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vīgintī ūnus

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Alternative forms

• ūnus et vīgintī
• Symbol: XXI

Etymology

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

Pronunciation

• (Classical Latin) IPA^(key): /u̯iːˈɡin.tiː ˈuː.nus/, [u̯iːˈɡɪn̪t̪iː ˈuːnʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /viˈd͡ʒin.ti ˈu.nus/, [viˈd͡ʒin̪t̪i ˈuːnus]

Numeral

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

1. twenty-one; 21
   • 27 BCE – 25 BCE, Titus Livius, Ab Urbe Condita 21.22.4:

     elephanti viginti unus

     twenty-one elephants

Declension

Indeclinable portion with a first/second-declension adjective (pronominal), singular only.

Number	Singular
Case / Gender	Masculine	Feminine	Neuter
Nominative	vīgintī ūnus	vīgintī ūna	vīgintī ūnum
Genitive	vīgintī ūnī̆us
Dative	vīgintī ūnī
Accusative	vīgintī ūnum	vīgintī ūnam	vīgintī ūnum
Ablative	vīgintī ūnō	vīgintī ūnā	vīgintī ūnō
Vocative	vīgintī ūne	vīgintī ūna	vīgintī ūnum

See also

• Appendix:Latin cardinal numbers