thirty-one
Americannoun
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a cardinal number, 30 plus 1.
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a symbol for this number, as 31 or XXXI.
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a set of this many persons or things.
adjective
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.
California is one of thirty-one states that have passed laws to restrict the use of political deepfakes.
From Salon ● May 24, 2026
In his translated post on X, Esmaeil Baqaei wrote, “We have had no negotiations with America in these thirty-one days.”
From Barron's ● Mar. 31, 2026
Esmaeil Baqaei said Iran had "had no negotiations with America in these thirty-one days," referring to the duration of the war.
From BBC ● Mar. 31, 2026
Although the Soviet Union reported that only thirty-one people died as a direct result of the accident, more than 200,000 had to be resettled in the wake of the disaster,
From Textbooks ● Dec. 14, 2022
I found one such TV dinner that included thirty-one ingredients, from guar and xanthan gum to “natural grill flavor.”
From "The Omnivore's Dilemma" by Michael Pollan
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.