twenty-first

adjective

The ordinal form of the number twenty-one.

Meanings

adjectivetwenty-first (not comparable)

alternative 21st · alternative XXI

  1. not comparableThe ordinal form of the number twenty-one.
nountwenty-first (plural twenty-firsts)

plural 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. informalA party to celebrate a twenty-first birthday.

Synonyms & antonyms

adjectivecoming next after the twentieth in position

Also see

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Afrikaans een-en-twintigste
  • een-en-twintigstethe ordinal form of the number twenty-one — see also 21st
Catalan vint-i-unè, vint-i-unè
  • vint-i-unèthe ordinal form of the number twenty-one — see also 21st
  • vint-i-unèportion of a whole
  • vint-i-unèordinal
Dutch eenentwintigste
  • eenentwintigstethe ordinal form of the number twenty-one — see also 21st
Esperanto dudek-unua
  • dudek-unuathe ordinal form of the number twenty-one — see also 21st
Finnish kahdeskymmenesensimmäinen, kahdeskymmenesyhdes
  • kahdeskymmenesensimmäinenthe ordinal form of the number twenty-one — see also 21st
  • kahdeskymmenesyhdesthe ordinal form of the number twenty-one — see also 21st
  • kahdeskymmenesyhdesosaportion of a whole
  • kahdeskymmenesensimmäinenordinal
French vingt-et-unième, vingt-et-unième
  • vingt-et-unièmethe ordinal form of the number twenty-one — see also 21st
  • vingt-et-unièmeportion of a whole
  • vingt-et-unièmeordinal
German 21.), Einundzwanzigstel
  • 21.)the ordinal form of the number twenty-one — see also 21st
  • Einundzwanzigstelportion of a whole
  • einundzwanzigsteordinal
Hindi इक्कीसवाँ, इक्कीसवाँ
  • इक्कीसवाँ (ikkīsvā̃)the ordinal form of the number twenty-one — see also 21st
  • इक्कीसवाँ (ikkīsvā̃)portion of a whole
  • इक्कीसवाँ (ikkīsvā̃)ordinal
Hungarian 21.), huszonegyed
  • 21.)the ordinal form of the number twenty-one — see also 21st
  • huszonegyedportion of a whole
  • huszonegyedikordinal
Italian ventunesimo, 21º m, 21ª f)
  • ventunesimothe ordinal form of the number twenty-one — see also 21st
  • 21º m, 21ª f)the ordinal form of the number twenty-one — see also 21st
  • ventunesimoportion of a whole
  • ventunesimoordinal
  • ventunesimaordinal
Norwegian Bokmål tjueførste, tjueførste
  • tjueførstethe ordinal form of the number twenty-one — see also 21st
  • tjueførsteordinal
  • enogtyvendeordinal
  • enogtjuendeordinal
Portuguese vigésimo primeiro, vinte e um avos
  • vigésimo primeirothe ordinal form of the number twenty-one — see also 21st
  • vinte e um avosportion of a whole
  • vigésimo primeiroordinal
Romanian al douăzeci și unulea, a douăzeci și una
  • al douăzeci și unuleathe ordinal form of the number twenty-one — see also 21st
  • a douăzeci și unathe ordinal form of the number twenty-one — see also 21st
Russian два́дцать пе́рвый
  • два́дцать пе́рвый (dvádcatʹ pérvyj)the ordinal form of the number twenty-one — see also 21st
Spanish vigesimoprimero, vigésimo primero
  • vigesimoprimerothe ordinal form of the number twenty-one — see also 21st
  • vigésimo primerothe ordinal form of the number twenty-one — see also 21st
  • veintiunavoportion of a whole
  • vigésimo primeroordinal
Swedish tjugoförsta
  • tjugoförstathe ordinal form of the number twenty-one — see also 21st
Turkish yirmi birinci, yirmi birinci
  • yirmi birincithe ordinal form of the number twenty-one — see also 21st
  • yirmi birinciordinal
Ukrainian два́дцять пе́рший
  • два́дцять пе́рший (dvádcjatʹ péršyj)the ordinal form of the number twenty-one — see also 21st
Cite this entry
APA

twenty-first. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/twenty-first

MLA

“twenty-first.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/twenty-first. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “twenty-first,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/twenty-first.

Source: twenty-first on Wiktionary, CC BY-SA 4.0.