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
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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Orr’s study also found that even as silence about climate change can spiral into deeper fears of speaking out, speaking about the issue can drive a spiral toward further discussion and action — and that individual conversations can play a surprisingly large role.—
Saul Elbein,
The Hill,
17 Apr. 2025
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Creating a culture of fear by persecuting unpopular individuals and groups?—
Garry Kasparov,
The Atlantic,
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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While immediate inflation concerns have eased, the current administration’s assertive tariff policies are reigniting these anxieties, potentially leading to future economic instability.—
Trefis Team,
Forbes.com,
24 Apr. 2025
Noun
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Not Enough People Are Watching ‘NYT Mini’ Clues And Answers For Saturday, April 26 New Google Leak Reveals Subscription Changes For Gemini AI There is no shortage of worries for European auto manufacturers.—
Neil Winton,
Forbes.com,
26 Apr. 2025
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These worries lead people to make a series of decisions to delay having children, with hopes of having them in the future.—
Lisa Hagen,
NPR,
25 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 30 Apr. 2025.
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