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
Relevance
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
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of adverse
This means the product can cause temporary or medically reversible adverse health consequences.
—
Mariyam Muhammad, Cincinnati Enquirer, 5 Feb. 2026
But research suggests almost half of adverse events could be avoided.
—Marissa Martinez, NBC news, 5 Feb. 2026
By one count, the number of decisions that have been adverse to the Justice Department have skyrocketed – from nearly 100 in September to more than 600 by December, one source told CBS News.
—Sarah N. Lynch, CBS News, 5 Feb. 2026
But among the litany of possible adverse health outcomes listed, a new analysis in The Lancet published Thursday finds that 62 of those 66 risks are unsupported by reliable evidence.
—Elizabeth Cooney, STAT, 5 Feb. 2026
See All Example Sentences for adverse
Mariyam Muhammad, Cincinnati Enquirer, 5 Feb. 2026
But research suggests almost half of adverse events could be avoided.
—Marissa Martinez, NBC news, 5 Feb. 2026
By one count, the number of decisions that have been adverse to the Justice Department have skyrocketed – from nearly 100 in September to more than 600 by December, one source told CBS News.
—Sarah N. Lynch, CBS News, 5 Feb. 2026
But among the litany of possible adverse health outcomes listed, a new analysis in The Lancet published Thursday finds that 62 of those 66 risks are unsupported by reliable evidence.
—Elizabeth Cooney, STAT, 5 Feb. 2026
See All Example Sentences for adverse
Recent Examples of Synonyms for adverse
Adjective
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The fear here was due in part because Marathon had its last alpha decimated by ARC Raiders, dropping its own public test right on top of it this past summer, one that went far better and made Marathon look unfavorable in comparison.—
Paul Tassi,
Forbes.com,
24 Jan. 2026
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In 2021, the startup agreed to merge with a SPAC led by Gerry Cardinale and Billy Beane but ended up calling off the deal a year later, citing unfavorable market conditions.—
Luisa Beltran,
Sportico.com,
23 Jan. 2026
Adjective
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The opposite, overwatering, is also detrimental because the seeds may rot.—
Megan Hughes,
Better Homes & Gardens,
28 Jan. 2026
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There’s been tension between the dynamic guard and head coach Tuomas Iisalo and some of that started after the Grizzlies lost to the Lakers in October in which Morant scored only eight points and was later suspended for one game for conduct detrimental to the team for postgame comments.—
Broderick Turner,
Los Angeles Times,
28 Jan. 2026
Adjective
-
Ware finished the defeat with a negative plus/minus of minus 12.—
Anthony Chiang,
Miami Herald,
4 Feb. 2026
-
But his moves did little to stem the flow of negative headlines.—
Max Foster,
CNN Money,
4 Feb. 2026
Adjective
-
While skepticism toward artificial intelligence is understandable, dismissing AI as inherently harmful overlooks both history and reality.—
Arkansas Online,
Arkansas Online,
27 Jan. 2026
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Regulators will examine whether Grok is living up to its obligations under the Digital Services Act, the bloc’s wide-ranging rulebook for keeping internet users safe from harmful content and products.—
Kelvin Chan,
Chicago Tribune,
26 Jan. 2026
Adjective
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The program put on by the Star Tribune held a four-hour session for local journalists, which included hostile environment awareness and first aid training designed to help students make informed decisions about safety while reporting in volatile situations.—
Nick Lunemann,
CBS News,
4 Feb. 2026
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Three former employees who worked under Carol Johnson, Austin’s first Civil Rights Officer, filed a federal lawsuit Thursday alleging racial discrimination, retaliation and a hostile work environment within the city’s Office of Civil Rights.—
Chaya Tong,
Austin American Statesman,
3 Feb. 2026
Adjective
-
That’s why emotional abuse can sometimes be more damaging than physical abuse.—
Maira Garcia,
Los Angeles Times,
6 Feb. 2026
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Neglecting to mop during the winter months can leave damaging residue on your floors.—
Heather Bien,
The Spruce,
6 Feb. 2026
Adjective
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More than a billion phones are now ineligible for security updates at a time when the threat landscape has never been more dangerous.—
Zak Doffman,
Forbes.com,
27 Jan. 2026
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The church opened its warming center over the weekend, anticipating the arrival of the winter storm and the dangerous drop in temperatures.—
Leondra Head,
CBS News,
27 Jan. 2026
Adjective
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In 2006, ahead of the Turin Olympics, Vonn took a bad fall during downhill training and went to the hospital.—
ANDREW DAMPF,
Arkansas Online,
9 Feb. 2026
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Attending a bad Super Bowl is the Super Bowl of communal experiences.—
Hannah Keyser,
CNN Money,
9 Feb. 2026
Cite this Entry
“Adverse.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/adverse. Accessed 9 Feb. 2026.
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