twenty-first

American  

[twen-tee-furst, twuhn-] / ˈtwɛn tiˈfɜrst, ˈtwʌn- /

adjective

1. next after the twentieth; being the ordinal number for 21.

2. being one of 21 equal parts.

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noun

1. a twenty-first part, especially of one (1/21).

2. the twenty-first member of a series.

Example Sentences

See Examples For:

twenty-first

"This Government's changes will bring weddings law into the twenty-first century."

From BBC ● Jul. 24, 2026

And so he gives us what he calls “a twenty-first century version of ‘The Conscience of a Conservative.’”

From The Wall Street Journal ● Jun. 1, 2026

At half past six on the twenty-first of June 1922, when Count Alexander Ilyich Rostov was escorted through the gates of the Kremlin onto Red Square, it was glorious and cool.

From Los Angeles Times ● May 29, 2024

"We find that rapid ocean warming, at approximately triple the historical rate, is likely committed over the twenty-first century, with widespread increases in ice-shelf melting, including in regions crucial for ice-sheet stability," the authors write.

From Salon ● Oct. 25, 2023

These settler-soldiers perfected an approach to warfare that formed the basis of US militarism into the twenty-first century.

From "An Indigenous People’s History of the United States" by Roxanne Dunbar-Ortiz