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
Equally important is a resilient mindset, one that treats perturbations as inevitable rather than calamitous and resists the urge to overreact.
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Michael J. Mazarr, Foreign Affairs, 6 Dec. 2013
Around 183 million years ago, there was a perturbation in the carbon cycle, along with extreme volcanism that belched out massive amounts of methane, sulfur dioxide, and mercury.
—Elizabeth Rayne, Ars Technica, 28 May 2024
His research focuses on how marine ecosystems respond to natural and anthropogenic perturbations.
—Graham A. J. Worthy, Scientific American, 1 Oct. 2018
The researchers realized that quakes sometimes didn’t leave telltale perturbations.
—IEEE Spectrum, 22 June 2021
See all Example Sentences for perturbation 
Michael J. Mazarr, Foreign Affairs, 6 Dec. 2013
Around 183 million years ago, there was a perturbation in the carbon cycle, along with extreme volcanism that belched out massive amounts of methane, sulfur dioxide, and mercury.
—Elizabeth Rayne, Ars Technica, 28 May 2024
His research focuses on how marine ecosystems respond to natural and anthropogenic perturbations.
—Graham A. J. Worthy, Scientific American, 1 Oct. 2018
The researchers realized that quakes sometimes didn’t leave telltale perturbations.
—IEEE Spectrum, 22 June 2021
See all Example Sentences for perturbation
Recent Examples of Synonyms for perturbation
Noun
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Meanwhile, fears are growing that pressure to address the spiraling humanitarian crisis in Gaza will fade as President-elect Donald Trump prepares to take office.Chantal Da Silva, NBC News, 12 Nov. 2024
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The shame and fear from that policy linger on, even generations later.Josh Becker, The Mercury News, 7 Nov. 2024
Noun
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Clinging to life, Kristina Lara’s only concern lay with the welfare of her young children.Jose R. Gonzalez, The Arizona Republic, 22 Nov. 2024
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This love is defined by the Greeks as agape — selfless concern for the well-being of others (our neighbors).Ron Swain, Austin American-Statesman, 22 Nov. 2024
Noun
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The federal government is spending billions to build new chargers to address that anxiety.Camila Domonoske, NPR, 22 Nov. 2024
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Use these tips to replace dread and anxiety with confidence this performance review season!Sean Manning, Forbes, 22 Nov. 2024
Noun
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Election seasons often evoke a mix of emotions, ranging from hope for the future to intense worry over what may come.Luciana Paulise, Forbes, 5 Nov. 2024
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Professor Ned Foley, the director of the election-law program at Ohio State University, told me that his biggest worry this year was a new deadline of December 16th.The New Yorker, The New Yorker, 5 Nov. 2024
Noun
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Sense of Unease with Wealth Sometimes, entrepreneurs who sell a business and receive a huge financial windfall can feel anxious or develop a sense of unease or even guilt.Andy Busser, Forbes, 21 Nov. 2024
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Sometimes the gotcha moment in a story feels more like a knife in your gut, uncovering your own discomfort and unease.Kelly Lawler, USA TODAY, 11 Nov. 2024
Thesaurus Entries Near perturbation
Cite this Entry
“Perturbation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perturbation. Accessed 28 Nov. 2024.
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