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
Relevance
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
Try This Instead
Try This InsteadFor
Try This
a dangerous situation
dangerous precedent
a dangerous enemy
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of dangerous
The dangerous flash flooding is forecast to be worst in Dallas, southeastern Oklahoma and eastern Arkansas.
—
Kenton Gewecke, ABC News, 30 Apr. 2025
On April 26, flash flooding forced emergency water rescues in Duncan, Oklahoma, while dangerous flooding was reported in the cities of Norman and Moore.
—Jeanine Santucci, USA Today, 30 Apr. 2025
The album calls out what Young sees as dangerous overreach by corporate interests into food systems and public health.
—Heather Hunter, The Washington Examiner, 30 Apr. 2025
Reading back over her sister’s occasionally gossipy letters, maybe Cassie thought those qualities were just too dangerous to reveal publicly.
—Nina Metz, Chicago Tribune, 30 Apr. 2025
See All Example Sentences for dangerous
Kenton Gewecke, ABC News, 30 Apr. 2025
On April 26, flash flooding forced emergency water rescues in Duncan, Oklahoma, while dangerous flooding was reported in the cities of Norman and Moore.
—Jeanine Santucci, USA Today, 30 Apr. 2025
The album calls out what Young sees as dangerous overreach by corporate interests into food systems and public health.
—Heather Hunter, The Washington Examiner, 30 Apr. 2025
Reading back over her sister’s occasionally gossipy letters, maybe Cassie thought those qualities were just too dangerous to reveal publicly.
—Nina Metz, Chicago Tribune, 30 Apr. 2025
See All Example Sentences for dangerous
Recent Examples of Synonyms for dangerous
Adjective
-
Heavy trucks still clog roads, and residents worry about toxic dust and soil, and about hazardous waste being dumped into local landfills.—
Francine Kiefer,
Christian Science Monitor,
2 May 2025
-
The Air Quality Index near fireworks often reaches the hazardous level which states everyone should avoid all physical activities outdoors.—
U T Readers,
San Diego Union-Tribune,
22 Apr. 2025
Adjective
-
Along the way, it is divulged that Saw has not been protecting himself with a gas mask from the harmful rhydonium fumes.—
Dalton Ross,
EW.com,
2 May 2025
-
These are among the many casualties of the Trump administration's decision to level a research agency that has devoted much of its energy over the past five decades to reducing people's exposure to harmful chemicals and other dangerous conditions in the workplace.—
Will Stone,
NPR,
2 May 2025
Adjective
-
In addition, a growing body of evidence suggests that larger vehicles are associated with riskier driving behaviors.—
Laurie Winkless,
Forbes.com,
8 May 2025
-
Many farmers have also come to rely on the subsidies given to farming other crops, which makes scrapping those too quickly also politically risky.—
Miranda Jeyaretnam,
Time,
8 May 2025
Adjective
-
Focusing too much on weight rather than taking a more holistic approach can be detrimental to the care of all patients.—
Hannah Yasharoff,
USA Today,
30 Apr. 2025
-
Expecting perfection, or guarding against our own humanity coming through, is also detrimental to our ability to be present for the good parts of the date.—
Myisha Battle,
Time,
29 Apr. 2025
Adjective
-
But a downside surprise could be perilous considering the recent spate of bad economic news and the prevailing angst over the way President Donald Trump is implementing tariffs against U.S. trading partners.—
Jeff Cox,
CNBC,
1 May 2025
-
It’s now become emblematic of the fight to protect trans women during a politically perilous time.—
Denny,
Them.,
30 Apr. 2025
Adjective
-
States in the Mid-Mississippi, Ohio and Tennessee valleys, stretching all the way into parts of Pennsylvania and western New York, could see thunderstorms, damaging winds, hail and a possible isolated tornado, the weather service said.—
Jeanine Santucci,
USA Today,
2 May 2025
-
These storms will pose a threat for damaging wind gusts, hail and tornadoes – some of which could be EF2 or greater – into the evening.—
Taylor Romine,
CNN Money,
30 Apr. 2025
Adjective
-
But legal experts said a criminal contempt finding would be a serious step to be avoided.—
Bart Jansen,
USA Today,
1 May 2025
-
The Two Words to Say When Someone Comments on Your Hygiene While the tablets can make your mouth itchy, the risk of serious side effects is low.—
Sarah Klein,
Time,
30 Apr. 2025
Adjective
-
Sometimes this can be dangerous and cause serious adverse effects.—
Jamie Johnson,
Verywell Health,
1 May 2025
-
The result is potential adverse effects on the health, cognition, and well-being of older users and missed opportunities for support.—
Diana Spehar,
Forbes.com,
1 May 2025
Cite this Entry
“Dangerous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dangerous. Accessed 11 May. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share