1
as in hazardous
involving potential loss or injury
the soldiers were specially selected to go on a dangerous mission behind enemy lines
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in harmful
causing or capable of causing harm
the common knowledge that smoking is dangerous to one's health hasn't stopped some people
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of dangerous
The family contends that the hotel knew, or should have known, that the property’s water heating system was dangerous and defective, accusing management of failing to inspect and maintain the temperatures.
—
Julia Marnin, Sacbee.com, 27 Oct. 2025
With Rashee Rice's return from a suspension, the Chiefs' offense is even more dangerous.
—Tyler Everett, MSNBC Newsweek, 27 Oct. 2025
Superfakes follows a small-time Chinatown luxury counterfeit dealer who enters a dangerous black-market underworld to fund a life of suburban respectability for her family.
—Rosy Cordero, Deadline, 27 Oct. 2025
Only a pro football game, or commercial fishing in the North Atlantic, may be a more dangerous place to be than in your own house.
—Fort Worth Star-Telegram, 20 Oct. 2025
See All Example Sentences for dangerous
Julia Marnin, Sacbee.com, 27 Oct. 2025
With Rashee Rice's return from a suspension, the Chiefs' offense is even more dangerous.
—Tyler Everett, MSNBC Newsweek, 27 Oct. 2025
Superfakes follows a small-time Chinatown luxury counterfeit dealer who enters a dangerous black-market underworld to fund a life of suburban respectability for her family.
—Rosy Cordero, Deadline, 27 Oct. 2025
Only a pro football game, or commercial fishing in the North Atlantic, may be a more dangerous place to be than in your own house.
—Fort Worth Star-Telegram, 20 Oct. 2025
See All Example Sentences for dangerous
Recent Examples of Synonyms for dangerous
Adjective
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Heavy snow and strong winds could impact major routes, isolate higher-elevation communities, and create hazardous conditions for early-season recreation.—
Martha McHardy,
MSNBC Newsweek,
25 Oct. 2025
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Use your low beam headlights, slow down, and be prepared for periods of hazardous driving conditions.—
CA Weather Bot,
Sacbee.com,
24 Oct. 2025
Adjective
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The Quince style is dyed without harmful chemicals, giving the pants a one-of-a-kind look.—
Destinee Scott,
Travel + Leisure,
30 Oct. 2025
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To Trump, of course, gutting the Civil Rights Act is likely to be a point of pride, enabling the government to focus on more urgent matters, such as protecting white students from the purportedly harmful effects of diversity-equity-and-inclusion programs.—
Eyal Press,
New Yorker,
29 Oct. 2025
Adjective
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Moving fast without solid data can be just as risky as moving too slowly, Gallucci said.—
Sheryl Estrada,
Fortune,
23 Oct. 2025
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Yet, an annual ranking of global markets still ranks Miami as the riskiest in the world.—
Tom Hudson,
Miami Herald,
23 Oct. 2025
Adjective
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What To Know In a video address, Probitkin said UnitedHealthcare has offered solutions that are one-sided and would be detrimental to patients and providers and accused big insurers like UnitedHealthcare of taking advantage of regional and safety net health care providers.—
Lauren Giella,
MSNBC Newsweek,
27 Oct. 2025
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That’s not only unnecessary, but can be detrimental to the plants and the wider ecosystem.—
Erica Browne Grivas,
Better Homes & Gardens,
27 Oct. 2025
Adjective
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The young girls are going back to their remote mountain village to take part in the perilous harvest of the yarsagumba, a rare creature, half mushroom, half insect, whose value exceeds that of gold.—
Annika Pham,
Variety,
24 Oct. 2025
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The 121-year-old park in Midtown is the scene of a child's birthday that turns perilous as gusty winds send a red kite, and the little girl holding it, soaring above the Parthenon.—
Bryan West,
Nashville Tennessean,
18 Oct. 2025
Adjective
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Jamaica and other parts of the Caribbean are staring down what could become a catastrophic, days-long assault of extreme rainfall and damaging winds with a strengthening Tropical Storm Melissa expected to become a major hurricane over some of the hottest ocean water on the planet.—
Briana Waxman,
CNN Money,
24 Oct. 2025
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Despite how terribly damaging America has been recently, that country and those ideals remain worth fighting for.—
Lars Brandle,
Billboard,
24 Oct. 2025
Adjective
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Rule out any more serious conditions.—
RikkiLynn Shields Hannigan,
Health,
25 Oct. 2025
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Springsteen has been open over the years about navigating depression, which began to get serious during his early 30s.—
Jordana Comiter,
PEOPLE,
25 Oct. 2025
Adjective
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There is no known level of lead exposure that is considered safe and some people are at even higher risk of adverse effects, warned the agency, including young children, people of child-bearing age and people who are breastfeeding.—
Mary Walrath-Holdridge,
USA Today,
24 Oct. 2025
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Given an adverse court ruling (related to another firm) that was adverse to Netflix, management recognized the expense this quarter.—
Lisa Kailai Han,
CNBC,
22 Oct. 2025
Cite this Entry
“Dangerous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dangerous. Accessed 31 Oct. 2025.
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