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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Example Sentences
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Recent Examples of perturbation
Advantages of donor spin qubits Donor spin qubits, the focus of this project, offer greater stability against environmental perturbations than other qubit types, such as those found in superconducting circuits.
—
Kaif Shaikh, Interesting Engineering, 10 Jan. 2025
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
These frameworks excel in robustness, handling perturbations, jumping, traversing deformable surfaces, and recovering from falls.
—Jijo Malayil, Interesting Engineering, 16 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
See All Example Sentences for perturbation
Kaif Shaikh, Interesting Engineering, 10 Jan. 2025
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
These frameworks excel in robustness, handling perturbations, jumping, traversing deformable surfaces, and recovering from falls.
—Jijo Malayil, Interesting Engineering, 16 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
See All Example Sentences for perturbation
Recent Examples of Synonyms for perturbation
Noun
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In that case, sour consumer sentiment also served as a major source of fear.—
Max Zahn,
ABC News,
17 Apr. 2025
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The rare encounter highlights accelerating efforts by two longtime regional rivals to stabilize relations amid mounting fears of broader conflict, especially with tensions flaring across Gaza, Syria, and the Red Sea, as Washington's pressure grows on Iran's proxy in the Middle East.—
Amira El-Fekki,
MSNBC Newsweek,
17 Apr. 2025
Noun
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The arrests came after town halls across the country have become heated, as constituents from both parties expressed concern over President Donald Trump's swift and far-reaching staffing cuts.—
Kinsey Crowley,
USA Today,
23 Apr. 2025
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There is also concern that not all borrowers know their rights or the options available to help them.—
Shahar Ziv,
Forbes.com,
22 Apr. 2025
Noun
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Trump's remarks came as he's started to soften his tone with China regarding tariffs, which have rattled the global markets and stoked anxieties about the economy.—
Joey Garrison,
USA Today,
24 Apr. 2025
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Hiking in nature has also been shown to reduce anxiety and depression.—
Ashley J. DiMella Fox News,
FOXNews.com,
24 Apr. 2025
Noun
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Bits and pieces to friends, tender moments and worries to others.—
Kristina Goetz,
USA Today,
13 Apr. 2025
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This is important because lower yields can help the economy and are the typical bond reaction during worries about economic growth.—
Bill Stone,
Forbes.com,
13 Apr. 2025
Noun
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The angst about the Fed’s independence on Monday came against a backdrop of investors’ unease about the global economy.—
Danielle Kaye,
New York Times,
21 Apr. 2025
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Its grand facade, looming over the misty abyss of Tequendama Falls, is the kind of place that invites amazement and a little unease.—
Josh Rivera,
USA Today,
18 Apr. 2025
Cite this Entry
“Perturbation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perturbation. Accessed 28 Apr. 2025.
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