as in fear
an uneasy state of mind usually over the possibility of an anticipated misfortune or trouble
in her perturbation she kept calling her son, a freshman, to see if everything was all right at college
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Recent Examples of perturbation
In another breakthrough, researchers built an ultra-sensitive microphone informed by spider silk, which vibrates with the subtle perturbations of sound waves moving through the air.
—
Carlyn Kranking, Smithsonian Magazine, 31 Dec. 2024
The rise of quantum sensors, which can detect delicate perturbations in the environment at the atomic level, promises even greater sensitivity and accuracy.
—IEEE Spectrum, 16 Dec. 2024
His team also discovered that pigeon’s feathers could filter out a lot of turbulence perturbations on their own.
—Ars Technica, 27 Nov. 2024
However, perturbations from the sun's gravity will ultimately break this temporary gravitational dance, sending 2024 PT5 back to its home in the Arjuna belt.
—Tom Rogers, Newsweek, 25 Nov. 2024
See All Example Sentences for perturbation
Carlyn Kranking, Smithsonian Magazine, 31 Dec. 2024
The rise of quantum sensors, which can detect delicate perturbations in the environment at the atomic level, promises even greater sensitivity and accuracy.
—IEEE Spectrum, 16 Dec. 2024
His team also discovered that pigeon’s feathers could filter out a lot of turbulence perturbations on their own.
—Ars Technica, 27 Nov. 2024
However, perturbations from the sun's gravity will ultimately break this temporary gravitational dance, sending 2024 PT5 back to its home in the Arjuna belt.
—Tom Rogers, Newsweek, 25 Nov. 2024
See All Example Sentences for perturbation
Recent Examples of Synonyms for perturbation
Noun
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Jurors deliberated less than 90 minutes over the crime, which renewed fears of anti-Muslim discrimination in the Chicago area’s large and established Palestinian community.—
Sophia Tareen and Melissa Perez Winder,
Los Angeles Times,
28 Feb. 2025
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Soft signals about the economy The pullback in spending comes at a time when American consumers are growing increasingly pessimistic on fears that inflation will pick up because of President Donald Trump’s talk of wide-ranging tariffs, according to various surveys.—
Alicia Wallace,
CNN,
28 Feb. 2025
Noun
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Yesterday’s trading pattern, where banks and industrials fell while tech bounced, reflected real concern about U.S. growth.—
Josh Fellman,
Quartz,
5 Mar. 2025
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Are there like-minded employees or managers who share your concerns?—
Dr. Diane Hamilton,
Forbes,
5 Mar. 2025
Noun
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In the film, Shear stars as Sam, a once-promising law student whose anxiety has slowly chipped away at his confidence in all areas of his life.—
Kate Erbland,
IndieWire,
7 Mar. 2025
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One possibility is anxiety, which, according to Kaiser, feeds on avoidance.—
Melissa Willets,
Parents,
7 Mar. 2025
Noun
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Trade tensions and signs of slowing growth have led to worries that a recession could be looming.—
Auzinea Bacon,
CNN,
9 Mar. 2025
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Those worries were only amplified by his State of the Union speech.—
Marc Ramirez,
USA TODAY,
8 Mar. 2025
Noun
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However, the romantic narrative is punctuated by subtle moments of unease, each barely perceptible on its own but which, taken together, build into something rather more sinister.—
Stephanie Hirschmiller,
Forbes,
6 Mar. 2025
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More than a year later, the campus remains in a state of bewildered unease.—
Nathan Heller,
The New Yorker,
3 Mar. 2025
Cite this Entry
“Perturbation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perturbation. Accessed 13 Mar. 2025.
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