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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By understanding where and when white sharks are most likely to be detected, researchers and policymakers can better communicate with the public about how to safely enjoy Maine’s beaches without unnecessary fear.—
Melissa Cristina Márquez,
Forbes,
24 Mar. 2025
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Swalwell says fear of retribution and violence silences others in Congress, including Republicans.—
Mark Z. Barabak,
Los Angeles Times,
23 Mar. 2025
Noun
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And as spring break trips and summer vacations draw near, stories of green-card and visa holders being detained have sparked new concerns about traveling.—
Juliana Kim,
NPR,
29 Mar. 2025
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Moon said his goal is to represent the concerns of his neighbors, pointing to the $70,000 that has been raised to fulfill the task at hand.—
Rachel Royster,
Fort Worth Star-Telegram,
29 Mar. 2025
Noun
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They are marketed as an alternative for pain relief, anxiety, and sleep disorders.—
Steve Banker,
Forbes.com,
31 Mar. 2025
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Recently announced job cuts at Johns Hopkins University, one of Maryland’s largest employers, and tens of thousands of others across the nation, however, are happening with an unsettling speed and efficiency, leaving countless workers in a state of anxiety, uncertainty and despair.—
Alan M. Langlieb,
Baltimore Sun,
31 Mar. 2025
Noun
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Some Tesla shareholders have expressed worry about the situation.—
Thomas G. Moukawsher,
Newsweek,
21 Mar. 2025
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Last Friday, James Bergeron, the acting under secretary at the Education Department, sent a letter to colleges attempting to allay their worries about the layoffs.—
Zachary Schermele,
USA TODAY,
21 Mar. 2025
Noun
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The event itself has become a subject of unease among journalists and others who question the optics of the press mingling with high-profile government officials at a swanky soiree.—
Theresa Braine,
Chicago Tribune,
31 Mar. 2025
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The dismissal is a surprise given the timing, but multiple league sources expected Memphis to make changes this offseason due to growing discontent between Jenkins and the players, unease among his assistants, and differing visions between Jenkins and the front office on how to play.—
Kelly Iko,
New York Times,
28 Mar. 2025
Cite this Entry
“Perturbation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perturbation. Accessed 3 Apr. 2025.
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