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

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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 Most of the energy headlines over the last few months have focused on the wild fluctuations in the global crude oil market. Garth Friesen, Forbes.com, 23 July 2026 Organic sales are revenue from existing operations and remove the impact of foreign exchange fluctuations. Zev Fima, CNBC, 22 July 2026 Understand that normal and healthy body weight fluctuations do not indicate a need to eat less or move the body more. Ashley Olivine, Verywell Health, 22 July 2026 Why the Refrigerator Door Is Tricky Unlike the shelves inside your refrigerator, which remain relatively insulated when the door is opened, door compartments are exposed to temperature fluctuations throughout the day. Alesandra Dubin, Southern Living, 21 July 2026 See All Example Sentences for fluctuation
Recent Examples of Synonyms for fluctuation
Noun
  • Rapid oscillations trigger muscle contractions that can indirectly support lymph movement.
    Allison Palmer, Kansas City Star, 30 June 2026
  • When two black holes collide, their song ripples through the very fabric of existence, creating a thundering chorus of oscillations in spacetime that echo across the universe like the fading gong of a bell.
    Sam Macdonald, Scientific American, 26 June 2026
Noun
  • The administration framed the rule change, which takes effect immediately, as a way to reduce the backlog and fraud in the asylum system.
    Mathew Miranda, Sacbee.com, 28 July 2026
  • Before pursuing hormone therapy, document a serious attempt at those changes and bring that record to your appointment so the clinician can weigh it against your bloodwork.
    Samantha Agate, Miami Herald, 28 July 2026

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Cite this Entry

“Fluctuation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fluctuation. Accessed 3 Aug. 2026.

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