ninety

noun

nine·​ty ˈnīn-tē How to pronounce ninety (audio)
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.
ninetieth adjective or noun
ninety adjective
ninety pronoun, plural in construction

Examples of ninety in a Sentence

During the nineties, he was going to college and working part-time.
Recent Examples on the Web During the grunge-era nineties, when the Wa were synthesizing tons of pristine heroin for export to America, this source was a high-level UWSA commander. Patrick Winn, Rolling Stone, 13 Apr. 2024 In the late eighties and early nineties, Van Taylor lived nearby and frequented Flor de Mayo with friends, sometimes captured in photographs. Sarah Larson, The New Yorker, 1 Apr. 2024 Parenting became more intense in the United States, and in other English-speaking countries, in the nineties. Eileen Finan, Peoplemag, 31 Mar. 2024 By the dawn of the nineties, the culture had only doubled down on the worship of wealth, beauty, and glamour that dominated the eighties. Jason Sheeler, Peoplemag, 5 Mar. 2024 Barb Wire, the Pam Anderson vehicle from the mid nineties. Michael Calore Lauren Goode, WIRED, 7 Mar. 2024 The early nineties had no shortage of panicked people who already feared young Black folks. Hanif Abdurraqib, The New Yorker, 24 Feb. 2024 The soundtrack to our freedom was the country music of the nineties. Lyz Lenz, Rolling Stone, 16 Feb. 2024 This particular technique, popular in the eighties and nineties as a visually impressive single-serving method for cooking proteins, also happens to result in a tender and very juicy roast bird—which happens to be near unphotographable. Hazlitt, 14 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ninety.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English ninety, adjective, from Old English nigontig, short for hundnigontig, from hundnigontig, noun, group of 90, from hund-, literally, hundred + nigon nine + -tig group of 10; akin to Old English tīen ten

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of ninety was before the 12th century

Dictionary Entries Near ninety

Cite this Entry

“Ninety.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ninety. Accessed 18 Apr. 2024.

Kids Definition

ninety

noun
nine·​ty ˈnīnt-ē How to pronounce ninety (audio)
plural nineties
1
: a number equal to nine times 10 see number
2
plural : the numbers 90 to 99 and specifically the years 90 to 99 in a lifetime or century
ninetieth adjective or noun
ninety adjective or pronoun

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