31st
- adjective
- The vote tomorrow will be the 31st time they've done this.
- 31st December
- 31st day
Examples
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In August of 1919, some young Black men came to the 31st St. Beach at Lake Michigan.
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We're on West 31st Street.
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I am going up to Norfolk for a few days this coming weekend, 31st August.
Blog text (17) -
LAKE FOREST: Visit the 31st Annual Victorian Christmas at Heritage Hill Historical Park.
Blog text (30) -
50 East 31st Street, apartment 3F.
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The Technology Student Association will hold its 31st TSA National Conference, "Shape the Future," at the Sheraton Denver Hotel and the Colorado Convention Center.
Academic text (2009) -
The 31st day of the month is usually a Saturday in August.
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Her 31st birthday party was a grand celebration with friends and family.
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He finished in 31st place at the marathon, just missing the top 30.
Synonyms
The place in a list that shows the number thirty-one
How Late
Surface Forms
Morphology
31st = 31 (transparent) = 31 + st
The ordinal suffix 'st' is a standard English formation for numbers ending in '1', making the ordinal form clear.
Etymology
31St shows the position after thirty; it is the way we write the thirty-one in order. It uses the same -st ending as 1st ('first'), so you can remember 31st as 'thirty-first' — thirty-one with the 'first' style ending to show order.