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
Examples are automatically compiled from online sources to
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Recent Examples of adverse
Cannabis can also lead to adverse drug interactions.
—
Carey S. Cadieux, The Conversation, 29 Apr. 2026
This should include regular lab tests to monitor thyroid function, plus vitamin and iron levels; these can be used to help identify what might be contributing to any adverse symptoms.
—Helen Carefoot, Flow Space, 28 Apr. 2026
That agency is tasked with adjudicating appeals from federal employees regarding adverse actions taken against them.
—Melissa Quinn, CBS News, 28 Apr. 2026
By viewing safety signals and clinical endpoints in real time, FDA scientists can detect adverse reactions sooner, potentially enhancing patient safety.
—Marty Makary, STAT, 28 Apr. 2026
See All Example Sentences for adverse
Carey S. Cadieux, The Conversation, 29 Apr. 2026
This should include regular lab tests to monitor thyroid function, plus vitamin and iron levels; these can be used to help identify what might be contributing to any adverse symptoms.
—Helen Carefoot, Flow Space, 28 Apr. 2026
That agency is tasked with adjudicating appeals from federal employees regarding adverse actions taken against them.
—Melissa Quinn, CBS News, 28 Apr. 2026
By viewing safety signals and clinical endpoints in real time, FDA scientists can detect adverse reactions sooner, potentially enhancing patient safety.
—Marty Makary, STAT, 28 Apr. 2026
See All Example Sentences for adverse
Recent Examples of Synonyms for adverse
Adjective
-
Embiid’s aggressiveness early — along with Tyrese Maxey’s speed and ability to put defenders in bad positions — put the Knicks in unfavorable foul trouble early.—
Fiifi Frimpong,
New York Daily News,
5 May 2026
-
And into this steps an American pope with a 42% favorable rating and an 8% unfavorable rating, a net favorability 34 points better than the president’s, making the moral case against the very war that is producing the economic pain.—
Catherina Gioino,
Fortune,
2 May 2026
Adjective
-
Too much fertilizer can be detrimental to this wildflower.—
Brandee Gruener,
Southern Living,
27 Apr. 2026
-
Indeed, a large body of research has documented the detrimental impact of negative news on individuals’ mental and physical health, attitudes, and behaviors.—
Karen McIntyre,
Encyclopedia Britannica,
27 Apr. 2026
Adjective
-
The country is already carbon-negative, over 70 percent forested (the national constitution requires at least 60 percent to be preserved), and powered almost entirely by hydroelectricity.—
Condé Nast,
Condé Nast Traveler,
6 May 2026
-
Trappings near her home in following months caught a variety of deer mice and white-footed mice, though the rodents tested negative for the virus.—
Eva Flowe
May 6,
Charlotte Observer,
6 May 2026
Adjective
-
South Florida frequently sees sargassum washing ashore on its beaches, but the brown seaweed generally isn't harmful to humans.—
Sarah Perkel,
USA Today,
4 May 2026
-
Companies should be required to disclose how their algorithms promote content to minors and be held responsible for knowingly amplifying harmful material, including content linked to self-harm, exploitation, or harassment.—
Linh Tat,
Oc Register,
4 May 2026
Adjective
-
Being on the road and in a hostile environment is something that Ayton also is looking forward to.—
Broderick Turner,
Los Angeles Times,
4 May 2026
-
The race between Jones and Jackson has been incredibly hostile, with both releasing a myriad of attack ads and going after one another in debates.—
Irene Wright,
USA Today,
4 May 2026
Adjective
-
Primary storm hazards include locally damaging wind gusts, with low hazards for hail and a tornado.—
Garfield Hylton,
The Orlando Sentinel,
1 May 2026
-
Brief damaging winds will blow down trees and power lines over small areas.—
NC Weather Bot,
Charlotte Observer,
30 Apr. 2026
Adjective
-
Gabriel Basso stars as Sutherland, a formerly low-level FBI agent who has taken on increasingly dangerous assignments as part of a counterintelligence group within the bureau called Night Action.—
Rick Porter,
HollywoodReporter,
4 May 2026
-
Bessent has compared the Fed's growing balance sheet to a dangerous lab experiment.—
Steve Liesman,Matt Peterson,
CNBC,
4 May 2026
Adjective
-
Or worse, to turn it into a sort of prison sentence.—
James Wood,
New Yorker,
4 May 2026
-
Still, from his horns and tattoos to the double-bladed lightsaber, Maul's bad-guy chic was hard to beat.—
Brian Truitt,
USA Today,
3 May 2026
Cite this Entry
“Adverse.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/adverse. Accessed 8 May. 2026.
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