plural nineties
1
: a number equal to nine times 10 see Table of Numbers
2
nineties plural
: the numbers 90 to 99
specifically
: the years 90 to 99 in a lifetime or century
She's in her nineties.
Examples of ninety in a Sentence
During the nineties, he was going to college and working part-time.
Recent Examples on the Web
According to Helen, White took her surname when they got married, in the early nineties, in order to distance himself from his criminal history.
—
Eren Orbey, New Yorker, 13 Oct. 2025
Everything froze in time until the ball crashed against the foul pole and kicked back into the playing field, making the stadium sound like the old place across the street sounded in the dynastic nineties.
—Ian O'Connor, New York Times, 8 Oct. 2025
A lot has changed in NASCAR since Gordon's peak racing era in the late nineties and early 2000s, especially with the addition of more road courses and new cars that are nearly equal in terms of performance.
—Saajan Jogia, MSNBC Newsweek, 7 Oct. 2025
In the early nineties, the halcyon days of mountain biking, a cadre of American cyclists competed all over the world on these glorious if archaic machines.
—Frederick Dreier, Outside, 6 Oct. 2025
See All Example Sentences for ninety
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Eren Orbey, New Yorker, 13 Oct. 2025
Everything froze in time until the ball crashed against the foul pole and kicked back into the playing field, making the stadium sound like the old place across the street sounded in the dynastic nineties.
—Ian O'Connor, New York Times, 8 Oct. 2025
A lot has changed in NASCAR since Gordon's peak racing era in the late nineties and early 2000s, especially with the addition of more road courses and new cars that are nearly equal in terms of performance.
—Saajan Jogia, MSNBC Newsweek, 7 Oct. 2025
In the early nineties, the halcyon days of mountain biking, a cadre of American cyclists competed all over the world on these glorious if archaic machines.
—Frederick Dreier, Outside, 6 Oct. 2025
See All Example Sentences for ninety
Cite this Entry
“Ninety.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ninety. Accessed 19 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share