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
Additionally, the multiplex array generates RNAs customized for various types of genetic perturbation.
—
William A. Haseltine, Forbes, 24 Jan. 2025
Tahoe Therapeutics and the Arc Institute have recently partnered in the launch of the Arc Virtual Cell Atlas: the most comprehensive and diverse public database of single-cell level transcriptomic data across a wide range of perturbations.
—Amelia Palermo, Forbes.com, 25 Apr. 2025
There were perturbations in levels of omega-6 fatty acid, homocysteine, total protein, bilirubin and a host of other things.
—Bruce Y. Lee, Forbes.com, 27 Apr. 2025
However, as the comet recedes from the sun, planetary perturbations will make the orbit even more elongated, so the next return to perihelion (of whatever of it is that is still left of it) will be about 600,000 years hence.
—Joe Rao, Space.com, 27 Jan. 2025
See All Example Sentences for perturbation
William A. Haseltine, Forbes, 24 Jan. 2025
Tahoe Therapeutics and the Arc Institute have recently partnered in the launch of the Arc Virtual Cell Atlas: the most comprehensive and diverse public database of single-cell level transcriptomic data across a wide range of perturbations.
—Amelia Palermo, Forbes.com, 25 Apr. 2025
There were perturbations in levels of omega-6 fatty acid, homocysteine, total protein, bilirubin and a host of other things.
—Bruce Y. Lee, Forbes.com, 27 Apr. 2025
However, as the comet recedes from the sun, planetary perturbations will make the orbit even more elongated, so the next return to perihelion (of whatever of it is that is still left of it) will be about 600,000 years hence.
—Joe Rao, Space.com, 27 Jan. 2025
See All Example Sentences for perturbation
Recent Examples of Synonyms for perturbation
Noun
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The study is not meant to fuel fears but to provide a clear argument for planetary defense by putting the risks of asteroid impacts into context.—
Maria Morava,
MSNBC Newsweek,
15 Aug. 2025
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During the Industrial Revolution, the electrification era and the rise of the internet, every technological leap introduced fear and, eventually, growth.—
Trushant Mehta,
Forbes.com,
15 Aug. 2025
Noun
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For Type 2 Diabetes, Potatoes Have a Bad Rap Blood sugar control is no small concern for Americans.—
Sarah Garone,
Health,
8 Aug. 2025
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Days before her baby's recent health concern, Vaccaro shared snaps of Capri on the way to church, spending time with a cousin and playing with her mom at a park.—
Brenton Blanchet,
People.com,
7 Aug. 2025
Noun
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Ultimately, these discussions about college don’t have to include arguments or high anxiety.—
Robert Cole,
Forbes.com,
8 Aug. 2025
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By Linda Wells Skin in the Game Leather Bound Tanning is back, and Gen Z is ignoring the risks, turning to sunbathing and tanning beds to soothe anxiety and feel in control By Erin Flaherty Read On Dietary Restrictions?—
Jeanne Malle,
Air Mail,
7 Aug. 2025
Noun
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His worry is that a robust response could be lacking since both the U.S. and a number of European countries have cut so much of their humanitarian aid.—
Gabrielle Emanuel,
NPR,
13 Aug. 2025
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Lauritsen said while the foundation is not against the project, its biggest worry is that the road won’t be built with ample areas for wildlife to cross.—
Natalia Jaramillo,
The Orlando Sentinel,
12 Aug. 2025
Noun
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Some candidates for office have expressed unease about disciplinary actions that were taken against four writers earlier this year.—
Gene Maddaus,
Variety,
4 Aug. 2025
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The Mountain West has subsequently pillaged lower levels for new members, and the domino effect has left many mid-majors in a state of unease at best, total disarray and panic at worst.—
Jim Root,
New York Times,
1 Aug. 2025
Cite this Entry
“Perturbation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perturbation. Accessed 19 Aug. 2025.
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