[ twen-tee-furst, twuhn- ]


  1. next after the twentieth; being the ordinal number for 21.
  2. being one of 21 equal parts.


  1. a twenty-first part, especially of one (1/21).
  2. the twenty-first member of a series.

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Example Sentences

Even the legendary 1980s televisions show Dallas is back on the air, selling its twenty-first century brand of Texas bravado.

Except in the twenty-first, the consequences may be more dire.

Technology that stealthily decimates in the blink of an eye, that is what is what Israel needs in the Twenty-First Century.

A bar open at three in the afternoon makes you want to organize a parade for the Twenty-first Amendment.

Capital in the Twenty-First Century By Thomas Piketty ‘Capital in the Twenty-First Century’ by Thomas Piketty.

Now this younger son—I believe that he is in his twenty-first year at present—has been something of a scapegrace.

A person becomes of age at the beginning of the day before his twenty-first birthday.

He wears the same corduroy pants that Uncle Ben gave him on his twenty-first birthday.

Of this lady he was deprived by her dying in child-birth in 1612, before attaining her twenty-first year.

Viewed as written either in 1589, or in the reign of James, much of the twenty-first book is without meaning.





Twenty-fifth AmendmentTwenty-first Amendment