1
as in unfavorable
opposed to one's interests
all the adverse publicity really caused the movie star's popularity to suffer
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in detrimental
causing or capable of causing harm
the adverse effects of the drug are too severe to allow it to be marketed
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of adverse
Organizations in the health care industry have become increasingly reliant on this model for hiring and staffing, but this approach could theoretically have adverse consequences for patients who rely on long-term, close relationships with providers to advocate for them and ensure quality care.
—
Adia Harvey Wingfield, Forbes.com, 18 July 2025
Are there potential harms or adverse effects associated with long-term treatment?
—Angelica Stabile, FOXNews.com, 16 July 2025
Possible issues associated with consuming too much of the spice include allergic reactions (that can range from mild irritation to serious symptoms), stomach pain and potential adverse interactions with medications such as blood thinners.
—Daryl Austin, USA Today, 11 July 2025
Earth’s magnetic field naturally protects living things and Earth-orbiting satellites from most adverse effects of space weather.
—Mojtaba Akhavan-Tafti, The Conversation, 11 July 2025
See All Example Sentences for adverse
Adia Harvey Wingfield, Forbes.com, 18 July 2025
Are there potential harms or adverse effects associated with long-term treatment?
—Angelica Stabile, FOXNews.com, 16 July 2025
Possible issues associated with consuming too much of the spice include allergic reactions (that can range from mild irritation to serious symptoms), stomach pain and potential adverse interactions with medications such as blood thinners.
—Daryl Austin, USA Today, 11 July 2025
Earth’s magnetic field naturally protects living things and Earth-orbiting satellites from most adverse effects of space weather.
—Mojtaba Akhavan-Tafti, The Conversation, 11 July 2025
See All Example Sentences for adverse
Recent Examples of Synonyms for adverse
Adjective
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In the YouGov/Economist polling, unfavorable sentiment surged by 9 and 12 points respectively among liberals and moderates, while conservative support rose slightly to 80 percent.—
Martha McHardy,
MSNBC Newsweek,
2 Aug. 2025
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In a new Wall Street Journal poll, only 33% of Americans had a favorable view of the Democratic Party; 63% had an unfavorable one.—
Susan Page,
USA Today,
31 July 2025
Adjective
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The platform was recently accused by several state attorneys general of implementing addictive features across its family of apps that have detrimental effects on children’s mental health.—
Zach Vallese,
CNBC,
23 July 2025
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Water is a systemic need for plants of all types; however, too much water, whether supplied by rain or irrigation, is detrimental.—
Mary Marlowe Leverette,
Southern Living,
20 July 2025
Adjective
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The blood-alcohol test results of the camp counselor came back negative as well, the Coast Guard said.—
Grethel Aguila,
Miami Herald,
3 Aug. 2025
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The two-month downward revision in jobs hadn’t been this negative since Covid, and before that, the global financial crisis in October 2008.—
Philip Maymin,
Forbes.com,
3 Aug. 2025
Adjective
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That might help researchers discover which technology helps what kinds of people best and which makes no impact or is harmful to brain health.—
Nicole Villalpando,
Austin American Statesman,
30 July 2025
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McNair said any delay in response from school officials and emergency responders are especially harmful.—
Edward Lee,
Baltimore Sun,
29 July 2025
Adjective
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Five days later, on July 8, an attorney for the city manager submitted a letter of potential claim against the city citing defamation, harassment and creation of a hostile work environment.—
Anita Edmondson,
San Diego Union-Tribune,
25 July 2025
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In early October 2022, the ruling said, McCarty filed a hostile work environment complaint with the police department.—
Judy L. Thomas,
Kansas City Star,
25 July 2025
Adjective
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Expose how these programs and their curriculum are damaging and not aligned with state workforce demands.—
Lily Kepner,
Austin American Statesman,
30 July 2025
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Despite the initial euphoria on European stock markets, strategists at UBS suggest the deal is likely to be damaging in the long run.—
Ganesh Rao,
CNBC,
28 July 2025
Adjective
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Here's what each means, according to the NWS: Heat advisory: A heat advisory is the lowest level and is issued for dangerous heat conditions that are not expected to reach the criteria for a more serious alert.—
Chad Murphy,
The Enquirer,
24 July 2025
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More dangerous heat waves The Great Lakes region warmed substantially faster in the six years since the last assessment than it did in decades prior, the report shows.—
Caitlin Looby,
jsonline.com,
24 July 2025
Adjective
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Truth be told, neither outcome would have been a bad choice.—
Blake Oestriecher,
Forbes.com,
4 Aug. 2025
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The tab can easily run into thousands of dollars A bad adapter might even expose vehicles and chargers — conceivably, even your home — to cybersecurity threats.—
Mark Phelan,
Freep.com,
3 Aug. 2025
Cite this Entry
“Adverse.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/adverse. Accessed 6 Aug. 2025.
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