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
This new tool, known as minimal, versatile genetic perturbation technology (mvGPT), combines the powers of gene editing, activation, and repression into a single, compact system.
—
William A. Haseltine, Forbes, 24 Jan. 2025
That perturbation becomes much more complicated when many large particles are released at once, each with its own wake that affects its neighbors.
—Jennifer Ouellette, Ars Technica, 21 Jan. 2025
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
See All Example Sentences for perturbation
William A. Haseltine, Forbes, 24 Jan. 2025
That perturbation becomes much more complicated when many large particles are released at once, each with its own wake that affects its neighbors.
—Jennifer Ouellette, Ars Technica, 21 Jan. 2025
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
See All Example Sentences for perturbation
Recent Examples of Synonyms for perturbation
Noun
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The governments of both Asian nations will start negotiations on a broad set of issues at a neutral site, U.S. Secretary of State Marco Rubio said on X. The ceasefire comes after the Indian and Pakistani militaries targeted each others’ bases, fueling fears of an all-out war.—
Bloomberg News,
Boston Herald,
10 May 2025
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The Albanian people deserve free elections, not another manipulated outcome enforced through fear and political imprisonment.—
Beth Bailey,
FOXNews.com,
10 May 2025
Noun
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Got thoughts, questions, ideas, concerns, compliments or maybe even some recs for me?—
Brian Truitt,
USA Today,
17 May 2025
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Key Takeaways Walmart warns tariffs will raise prices, triggering inflation concerns Markets seek tariff clarity; volatility trends suggest cautious optimism Retail earnings next week may reveal shifting consumer spending habits On Thursday, stocks closed mixed with the S&P 500 up 0.4%.—
JJ Kinahan,
Forbes.com,
16 May 2025
Noun
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Margin anxiety nonetheless prompted HF Sinclair to pause what had been a budding streak of annual dividend hikes since a little before the corporate merger.—
Brett Owens,
Forbes.com,
18 May 2025
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As reported by First Post, Poland is holding a presidential election against a backdrop of growing security concerns, fueled by the ongoing war in neighboring Ukraine and anxiety over a potential U.S. retreat from European defense commitments under President Donald Trump.—
Emma Marsden,
MSNBC Newsweek,
18 May 2025
Noun
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Another request that was also denied spelled out similar worries.—
Laura Bauer,
Kansas City Star,
9 May 2025
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But that worry has gone into overdrive upon learning that Carlos’ body was found in the Truckee River.—
Oline H. Cogdill,
Sun Sentinel,
8 May 2025
Noun
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The concept has sparked controversy, unease, amazement and confusion.—
Elizabeth Weise,
USA Today,
18 May 2025
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What does this say about our current unease with the political system?—
Michael Schneider,
Variety,
16 May 2025
Cite this Entry
“Perturbation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perturbation. Accessed 22 May. 2025.
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