twenty
Americannoun
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a cardinal number, 10 times 2.
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a symbol for this number, as 20 or XX.
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a set of this many persons or things.
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Informal. a twenty-dollar bill.
Can you give me two tens for a twenty?
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twenties, the numbers, years, degrees, or the like, from 20 through 29, as in referring to numbered streets, indicating the years of a lifetime or of a century, or referring to degrees of temperature.
He lives in the West Twenties. She's in her early twenties. The temperature must be in the high twenties today.
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Slang. Also 20 location; ten-twenty.
What’s your twenty?
adjective
noun
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the cardinal number that is the product of ten and two; a score See also number
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a numeral, 20, XX, etc, representing this number
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something representing, represented by, or consisting of 20 units
determiner
Other Word Forms
Noun Inflected Forms
Etymology
Origin of twenty
First recorded before 900; Middle English; Old English twēntig; cognate with Old Frisian tw(e)intich, Old High German zweinzug ( German zwanzig ), Gothic twai tigjus two tens
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.
See Examples For:
As Thomas Jefferson observed: “It does me no injury for my neighbour to say there are twenty gods, or no god. It neither picks my pocket nor breaks my leg.”
From The Wall Street Journal ● Jul. 24, 2026
Engineers have guessed at where to grab hold, but Swift must have been altered by twenty years in orbit, according to Barber.
From BBC ● Jul. 3, 2026
"For more than twenty years, a high-pulse-energy femtosecond laser on chip was widely regarded as a holy grail of integrated photonics," says Kippenberg.
From Science Daily ● Jun. 4, 2026
A stew tastes better after two hours than twenty minutes.
From Salon ● Jun. 2, 2026
If tear drops could have made a fence post sprout roots and grow, that post would have grown twenty feet tall.
From "Summer of the Monkeys" by Wilson Rawls
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It will also become warmer in Scotland and Northern Ireland with temperatures reaching the mid twenties.
From BBC ● Jul. 25, 2026
It will also become warmer in Scotland and Northern Ireland with temperatures reaching the mid to high twenties.
From BBC ● Jul. 25, 2026
"I think it's definitely shifting," said Nizier Lawrence, in his early twenties.
From Barron's ● Jul. 2, 2026
The Paris public prosecutor's office announced the death of a young man in his twenties after he crashed head-on into concrete blocks on a Paris ring road exit ramp on his motocross bike.
From Barron's ● May 31, 2026
Andrew and Carleton were in their early twenties and dazzlingly hip.
From "Becoming" by Michelle Obama
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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.