fluctuation

noun

ˌflək-chə-ˈwā-shən How to pronounce fluctuation (audio)
Definition of fluctuationnext
as in oscillation
the frequent and usually sudden passing from one condition to another political instability that resulted in wild fluctuations in the overseas stock markets

Synonyms & Similar Words

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Example Sentences

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.
Recent Examples of fluctuation Currency fluctuations wiped 686 million euros from the operating profit. — Joelle Diderich, Footwear News, 27 July 2026 Emerging evidence suggests fluctuations in estrogen levels can exacerbate symptoms of ADHD, and perimenopause might be a particularly vulnerable time. — Maria Godoy, NPR, 26 July 2026 Those spinning atomic nuclei constantly generate faint magnetic fluctuations. — Rupendra Brahambhatt, Interesting Engineering, 26 July 2026 In addition, some hormone measurements were collected only in the morning and may not have reflected fluctuations that occur throughout the day. — Kelly McGreal, FOXNews.com, 26 July 2026 See All Example Sentences for fluctuation
Recent Examples of Synonyms for fluctuation
  1. oscillation
  2. change
Noun
  • Five months of oscillation between bombing and negotiation have left Trump with no good options.
    — semafor.com, semafor.com, 3 Aug. 2026
  • Pulling off both the oscillation between fast and furious belters and quiet, pastoral lullabies is a tough feat at an outdoor music festival, but the Brits do seem to be made for this sort of thing.
    — Finnegan Belleau, Chicago Tribune, 1 Aug. 2026
Definition of oscillation
Noun
  • Transforming a military barracks into a luxury hotel isn’t an easy task, particularly when the building, dating from 1699, is so historic that structural changes are forbidden.
    — Condé Nast, Condé Nast Traveler, 4 Aug. 2026
  • When brand new entry-level telescopes start at a few hundred dollars, the idea of getting anything decent for pocket change sounds like a pipe dream.
    — Damian Peach, Space.com, 4 Aug. 2026
Definition of change

Browse Nearby Words

fluctuating
fluctuation
fluctuations
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Cite this Entry

“Fluctuation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fluctuation. Accessed 10 Aug. 2026.

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More from Merriam-Webster on fluctuation

Nglish: Translation of fluctuation for Spanish Speakers

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