How to Use ninefold in a Sentence

ninefold

adjective
  • Fast-forward to 2025, and that number has increased more than ninefold.
    — Isabelle Kliger, Forbes, 28 Feb. 2025
  • Records show that reported serious encounters with bears since the count have gone up nearly ninefold.
    — From Usa Today Network and Wire Reports, USA TODAY, 23 May 2022
  • But a study in the news this week predicts a ninefold increase in the power of winter tornadoes by the end of the century because of climate change.
    — Daniel Lee, WSJ, 15 Dec. 2021
  • That would amount to tariffs on more than $3 trillion in annual imports — a more than ninefold increase in the volume of trade hit by tariffs from his first term.
    — Jeff Stein, Washington Post, 7 Jan. 2024
  • The data also shows about a ninefold reduction in the risk of hospitalization among people who are fully vaccinated compared to those who are unvaccinated.
    — Annie Berman, Anchorage Daily News, 8 Oct. 2021
  • In Pakistan, overall public debt has more than doubled over the past decade, with loans from China growing fastest; in Kenya, public debt is up ninefold and in Suriname tenfold.
    — Keith Bradsher, New York Times, 6 Oct. 2022
  • There has been a ninefold increase since 2000, and research shows that hotter, more humid temperatures in a warming climate have contributed to a rise in Legionnaires'.
    — Eduardo Cuevas, USA Today, 6 Aug. 2025
  • This reviewer is especially fond of Cerdà, who proposed a ninefold expansion of Barcelona in 1859, in the hope of keeping land values and, therefore, housing prices low enough for all to afford.
    — Shlomo Angel, WSJ, 6 July 2018
  • The interim data showed people who already had been given the J&J vaccine experienced a ninefold increase in spike-binding antibodies compared with 28 days after the first dose, the drugmaker said in a statement.
    — NBC News, 25 Aug. 2021
  • In December 2024, capacity prices jumped from $30 to $270 per megawatt-day—a ninefold increase that triggered lawsuits and political backlash.
    — Jesus Mesa, MSNBC Newsweek, 7 Aug. 2025
  • After years of low-to-no growth, power utilities are facing skyrocketing increases in demand from data centers that host and train AI models—industry insiders have floated potential ninefold spikes in some regional markets.
    — Dylan Sloan, Fortune, 6 May 2024
  • The bureau referred 27 cases for possible criminal prosecution to district attorneys in 2025, a ninefold increase from 2023.
    — Joe Rubin, Sacbee.com, 6 Apr. 2026
  • The Bureau referred 27 cases for possible criminal prosecution to District Attorneys in 2025, a ninefold increase from 2023.
    — Joe Rubin, Sacbee.com, 1 Apr. 2026
  • The release sparked a ninefold surge in sales of Hojo’s original manga across both physical and digital editions, while location shooting at industrial heritage sites around Kobe generated roughly JPY129 million ($811,000) in local economic activity.
    — Naman Ramachandran, Variety, 25 Mar. 2026

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

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