twenty-first

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twenty-first

adjective 21st · XXI

  1. not comparable The ordinal form of the number twenty-one.

noun twenty-firsts

  1. The person or thing in the twenty-first position.
  2. One of twenty-one equal parts of a whole, usually written ¹⁄₂₁.
  3. informal A party to celebrate a twenty-first birthday.

Similar: twenty-oneth

Thesaurus

noun

Similar: twenty-oneth

Translations

Every language

adj the ordinal form of the number twenty-one — see also 21st

Españolvigesimoprimero, vigésimo primero
हिन्दीइक्कीसवाँ ikkīsvā̃
Portuguêsvigésimo primeiro
Françaisvingt-et-unième
Deutsch21.)
Italianoventunesimo, 21º m, 21ª f)
Românăal douăzeci și unulea, a douăzeci și una
Русскийдва́дцать пе́рвый dvádcatʹ pérvyj

noun portion of a whole

Españolveintiunavo
हिन्दीइक्कीसवाँ ikkīsvā̃
Portuguêsvinte e um avos
Françaisvingt-et-unième
DeutschEinundzwanzigstel
Italianoventunesimo

noun ordinal

Españolvigésimo primero
हिन्दीइक्कीसवाँ ikkīsvā̃
Portuguêsvigésimo primeiro
Françaisvingt-et-unième
Deutscheinundzwanzigste
Italianoventunesimo, ventunesima

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Cite this
MLA

"twenty-first." Wiktionary, via Micwyn, micwyn.com/word/twenty-first. Accessed 6 Nov. 2026.

APA

twenty-first. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/twenty-first

Chicago

"twenty-first." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/twenty-first.

BibTeX
@misc{twenty_first_2026,
  title = {twenty-first},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/twenty-first},
  urldate = {2026-11-06}
}