as in hazardous
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Recent Examples of Synonyms for ultrahazardous
Adjective
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The result, Kahn says, is that parts of Earth’s orbital environment are rife with hazardous objects that can collide with vital space infrastructure.—
Humberto Basilio,
Scientific American,
7 Nov. 2025 -
All seven patients were cleared almost immediately and no hazardous materials turned up on base, Fox News is told.—
Jennifer Griffin , Christina Shaw,
FOXNews.com,
7 Nov. 2025
Adjective
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Some harmful varieties closely resemble edible mushrooms, even to experienced foragers.—
Tim Fang,
CBS News,
8 Jan. 2026
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On each phone, the lock screen image was a photo of a child who died young due to the harmful effects of social media.—
Meredith Kile,
PEOPLE,
8 Jan. 2026
Adjective
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Rat poison, in Saban-speak, is what is detrimental to teams that start believing their hype and losing focus on the controllables like working as hard as possible every day.—
CBS News,
CBS News,
3 Jan. 2026
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So did the first-round bye really prove to be that detrimental?—
Antonio Morales,
New York Times,
2 Jan. 2026
Adjective
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Pipes and sewers can be very dangerous for pets and wildlife and Roto-Rooter, with specialized equipment and personnel, has become a go-to call to save cats, dogs, turtles and more.—
Alexander Coolidge,
Cincinnati Enquirer,
7 Jan. 2026
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Ole Miss has enough dangerous weapons in quarterback Trinidad Chambliss, running back Kewan Lacy and wide receivers Harrison Wallace III, De’Zhaun Stribling and Deuce Alexander to make a tired defense pay.—
Jordan McPherson,
Miami Herald,
7 Jan. 2026
Adjective
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Punishing Kelly is extremely pernicious political retaliation.—
David A. Graham,
The Atlantic,
5 Jan. 2026
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Not only does the extant relationship between art and commerce imply no causal relationship between commercial performance and literary quality, but this false implication is itself a pernicious impediment to both the creation and profitable production of great art.—
Literary Hub,
Literary Hub,
10 Dec. 2025
Adjective
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Four Republicans, including Senators Susan Collins (Me.), Mitch McConnell (Ken.), Rand Paul (Ken.) and Lisa Murkowski (Alaska) joined the Democrats in taking on the tariffs, which many of the lawmakers said have been injurious to their constituents, from consumers to American businesses.—
Kate Nishimura,
Sourcing Journal,
30 Oct. 2025
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For those taking multiple FRIDs, the risks were even higher, with 22% more total falls and 33% more injurious falls.—
Khloe Quill,
FOXNews.com,
11 Sep. 2025
Adjective
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Because obesity will drive higher blood pressure, higher blood sugar, more adverse cholesterol levels—all sorts of things—that sort of becomes a perfect storm.—
Veronique Greenwood,
Time,
6 Nov. 2025
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These weather conditions will result in elevated fire potential and a threat of adverse fire behavior.—
NC Weather Bot,
Charlotte Observer,
5 Nov. 2025
Adjective
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The recommendations now promote red meat, which used to be considered a nutritional villain for its deleterious effects for cardiovascular health.—
Dana Goodyear,
New Yorker,
7 Jan. 2026
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Besides helping create social connections, the VR programming from both Rendever and Mynd has been employed as a possible tool for potentially slowing down the deleterious effects of dementia.—
Michael Liedtke,
Fortune,
26 Dec. 2025
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Cite this Entry
“Ultrahazardous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrahazardous. Accessed 10 Jan. 2026.
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