twenty-four
Americannoun
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a cardinal number, 20 plus 4.
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a symbol for this number, as 24 or XXIV.
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a set of this many persons or things.
adjective
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amounting to 24 in number.
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.
Bitcoin briefly topped $70,000 over the weekend but is now down 2.5% to $68,750 in the past twenty-four hours.
From Barron's • Feb. 16, 2026
Within twenty-four hours a sensational leak from inside Jenrick's own Commons office would lead to him being thrown out of the party he joined as a teenager.
From BBC • Jan. 15, 2026
“In the last twenty-four hours, my phone has become next to useless as I’ve received so many incoming messages and calls. It’s crazy,” he told MarketWatch in an interview.
From MarketWatch • Jan. 8, 2026
Around three of its sides sit twenty-four audience members.
From New York Times • Aug. 10, 2023
More than six thousand Americans had been killed in Vietnam in 1970; another twenty-four hundred would die in 1971.
From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin
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.