twenty-first
Americanadjective
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next after the twentieth; being the ordinal number for 21.
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being one of 21 equal parts.
noun
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a twenty-first part, especially of one (1/21).
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the twenty-first member of a series.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"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
Which brings us to "Look Up," his twenty-first studio album and easily his finest record in decades.
From Salon ● Jan. 10, 2025
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
“Once we release our technology that allows cellular regression beyond the twenty-first year.”
From "Scythe" by Neal Shusterman
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.