as in detrimental
causing or capable of causing harm
DDT has been proven to be extremely harmful to the environment
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Example Sentences
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Recent Examples of harmful
Most of the time, these changes are harmful to the virus or have no effect.
—
Brenda Goodman, CNN, 8 Feb. 2025
In some cases, taking high amounts of antioxidant supplements can even be harmful to your health.
—Jennifer Lefton, Ms, Rd/n, Cnsc, Fand, Verywell Health, 7 Feb. 2025
Meanwhile, the European Union has been investigating X for potential violations of the Digital Services Act, a law that requires social media firms to tackle the spread of harmful content on their platforms.
—Ryan Browne, CNBC, 7 Feb. 2025
Avocado oil reduces unstable harmful molecules (free radicals) in rodent brains and increases the presence of antioxidant molecules.1
6.
—Amy Brownstein, Ms, Rdn, Verywell Health, 31 Jan. 2025
See all Example Sentences for harmful 
Brenda Goodman, CNN, 8 Feb. 2025
In some cases, taking high amounts of antioxidant supplements can even be harmful to your health.
—Jennifer Lefton, Ms, Rd/n, Cnsc, Fand, Verywell Health, 7 Feb. 2025
Meanwhile, the European Union has been investigating X for potential violations of the Digital Services Act, a law that requires social media firms to tackle the spread of harmful content on their platforms.
—Ryan Browne, CNBC, 7 Feb. 2025
Avocado oil reduces unstable harmful molecules (free radicals) in rodent brains and increases the presence of antioxidant molecules.1
6.
—Amy Brownstein, Ms, Rdn, Verywell Health, 31 Jan. 2025
See all Example Sentences for harmful
Recent Examples of Synonyms for harmful
Adjective
-
According to a new study from the University of Hawai‘i (UH) at Mānoa, plastics are becoming the most prevalent form of pollution in the ocean, which can be detrimental to marine species and their habitat.—
Monica Cull,
Discover Magazine,
14 Feb. 2025
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Losing this momentum will be very detrimental to finding the TRUTH, which is turning out to be a disaster for those involved in running our Government.—
Thomas G. Moukawsher,
Newsweek,
12 Feb. 2025
Adjective
-
But the idea of an inalienable Palestinian right to nation-state status is wobbly at best, and may be damaging to all sides.—
Justin Gest,
Newsweek,
11 Feb. 2025
-
Burney adds that this plant can be potentially damaging to the heart.—
Ella Gonzales,
Fort Worth Star-Telegram,
7 Feb. 2025
Adjective
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Schools districts throughout Kentucky closed on Monday, citing flooded streets, dangerous travel conditions and power outages that impacted some 15,000 homes and businesses.—
Christopher Cann,
USA TODAY,
18 Feb. 2025
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Hamilton said that wind shear combined with an icy runway would make dangerous conditions for a flip.—
Josh Hammer,
Newsweek,
18 Feb. 2025
Adjective
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The unions argue that the offer fails to consider possible adverse consequences to the government's ability to function; sets an arbitrarily short deadline; and is pretext for removing and replacing workers on an ideological basis, among other things.—
Andrea Hsu,
NPR,
6 Feb. 2025
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The study said adverse side effects and cost were the most common reasons patients stopped the drugs that were documented in clinical notes.—
Annika Kim Constantino,Ashley Capoot,
CNBC,
4 Feb. 2025
Adjective
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The weather was bad enough that MassDOT dropped the speed limit on the pike and forbid tandem trucks from the road.—
Matthew Medsger,
Boston Herald,
17 Feb. 2025
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Hudl clips are cut from the previous training session, with three good things and three bad things presented.—
Braidon Nourse,
The Denver Post,
16 Feb. 2025
Thesaurus Entries Near harmful
Cite this Entry
“Harmful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/harmful. Accessed 20 Feb. 2025.
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