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Word: twenty-first (lookup usage) (lookup stats)


Meaning:

Adjective:

  • The ordinal form of the number twenty-one.

Source: Wiktionary | Src Info »

Noun:

  • USA The twenty-first birthday.
  • One of twenty-one equal parts of a whole, usually written extstyle rac{1}{21}.
  • The person or thing in the twenty-first position.

Source: Wiktionary | Src Info »