as in hazardous
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Recent Examples of Synonyms for ultrahazardous
Adjective
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The collapse of the bridge also caused hazardous debris to enter the Colorado River waterway.—
Wren Smetana,
AZCentral.com,
9 Aug. 2025 -
The pace of the 2025 fires is reminiscent of the record-breaking 2023 wildfire season, which exposed millions of people in North America to hazardous smoke levels.—
Jun Wang,
Space.com,
9 Aug. 2025
Adjective
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All of which are made from lightweight, dishwasher-safe plastic that’s free of harmful chemicals.—
Anja Webb,
Parents,
8 Aug. 2025
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These tools can help detect harmful symbols, explicit imagery or copyright violations before content is published.—
Anees Ali Khan,
Forbes.com,
8 Aug. 2025
Adjective
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Air pollution of all forms can be detrimental to health, but the tiny particles in smoke are particularly pernicious.—
Bloomberg,
Mercury News,
13 Aug. 2025
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Losing Love for any stretch of time would be detrimental to the Packers' season.—
James Brizuela,
MSNBC Newsweek,
12 Aug. 2025
Adjective
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That said, the Revolution had promising spells of attacking play and even looked the more dangerous side in the first half.—
Julian Cardillo,
Boston Herald,
17 Aug. 2025
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In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain.—
NC Weather Bot,
Charlotte Observer,
16 Aug. 2025
Adjective
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The direct cost of the tariffs on aerospace is estimated to be as high as $5 Billion, but the real cost is far more pernicious.—
Jerrold Lundquist,
Forbes.com,
30 Mar. 2025
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Many scandals arise from the occasion of these activities, and adulteries and other outrageous crimes are committed as a clear offence to God, a very serious danger to the souls of those committing them, and a pernicious example to others.—
The Editors,
JSTOR Daily,
27 Mar. 2025
Adjective
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Thomas was arrested on July 15 and was charged with assault, acting in a manner injurious to a child, criminal possession of a weapon and menacing.—
Nicholas Williams,
New York Daily News,
22 July 2025
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Tesla stock plummeted 14 percent Thursday on investors’ bet that the war of words between Trump and Musk could prove injurious to Tesla.—
Alexis Simendinger,
The Hill,
6 June 2025
Adjective
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Many models struggle to operate in adverse weather conditions, and drones have weight limits for parcels.—
Meghan Hall,
Sourcing Journal,
14 Aug. 2025
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The maintenance of a favorable risk-reward ratio over a shorter timeframe of 5 years is promising for retirement accounts – mitigating the risk of liquidation (if necessary) during adverse drawdown scenarios.—
Trefis Team,
Forbes.com,
14 Aug. 2025
Adjective
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Integrating facial recognition tools into the workplace can have deleterious effects on employees.—
Janice Gassam Asare,
Forbes.com,
6 Aug. 2025
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The city’s efforts have deleterious practical effects, too.—
The Editorial Board,
Oc Register,
5 Aug. 2025
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Cite this Entry
“Ultrahazardous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrahazardous. Accessed 20 Aug. 2025.
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