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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Recent Examples of fluctuation
Stress and hormonal fluctuations also play a role.
—
Helen Carefoot, Flow Space, 16 Feb. 2026
Avoiding large temperature fluctuations will keep your flowers fresh for longer.
—Heather Zidack, Hartford Courant, 15 Feb. 2026
By decoding the core mechanics of turbulent fluctuations, this research offers a new lens through which to view everything from the vast circulation of global oceans to the high-pressure environments inside jet engines.
—Mrigakshi Dixit, Interesting Engineering, 10 Feb. 2026
Many musical instruments, particularly hollow wooden ones like acoustic guitars and fiddles, as well as pianos, are susceptible to damage from temperature and humidity fluctuations.
—Margaret Littman, Rolling Stone, 10 Feb. 2026
See All Example Sentences for fluctuation
Helen Carefoot, Flow Space, 16 Feb. 2026
Avoiding large temperature fluctuations will keep your flowers fresh for longer.
—Heather Zidack, Hartford Courant, 15 Feb. 2026
By decoding the core mechanics of turbulent fluctuations, this research offers a new lens through which to view everything from the vast circulation of global oceans to the high-pressure environments inside jet engines.
—Mrigakshi Dixit, Interesting Engineering, 10 Feb. 2026
Many musical instruments, particularly hollow wooden ones like acoustic guitars and fiddles, as well as pianos, are susceptible to damage from temperature and humidity fluctuations.
—Margaret Littman, Rolling Stone, 10 Feb. 2026
See All Example Sentences for fluctuation
Recent Examples of Synonyms for fluctuation
Noun
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This oscillation between rage at one’s own powerlessness and fantasies of violence is the song’s motive force.—
Mitch Therieau,
New Yorker,
7 Feb. 2026
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The operational detector will precisely image interactions using detailed 3D tracking, enabling measurement of neutrino oscillations, as well as differences between neutrinos and antineutrinos.—
Chris Young,
Interesting Engineering,
4 Feb. 2026
Noun
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Iran has intensified its crackdown on dissent amid concerns war could trigger regime change.—
Farida Elsebai,
CNN Money,
20 Feb. 2026
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One way out is to imagine that dark energy — the culprit and driving force behind the accelerated expansion of the Universe — can in some way change over time.—
Big Think,
Big Think,
20 Feb. 2026
Cite this Entry
“Fluctuation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fluctuation. Accessed 21 Feb. 2026.
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