thirty-first
Americanadjective
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next after the thirtieth; being the ordinal number for 31.
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being one of 31 equal parts.
noun
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a thirty-first part, especially of one (1/31).
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the thirty-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.
Finland's application was processed in record time and it became the thirty-first member of the alliance earlier this month.
From Reuters • Apr. 19, 2023
Thus, every time you play “Disc 2: High Rise” you start on the thirty-first floor of a building and must make you way down.
From Washington Post • Mar. 14, 2019
But on the night of the thirty-first, when the stagehands asked for Gelb’s “last and best” offer, it became clear that each side had badly misjudged the other.
From The New Yorker • Mar. 16, 2015
Anonymous doesn’t need to do anything on March thirty-first.
From Forbes • Feb. 16, 2012
The United States finished between fifteenth and thirty-first in the three categories tested by the Organisation for Economic Co-operation and Development.
From "Drama High" by Michael Sokolove
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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.