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
For
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
Many of the surf zone fatalities occur when distant hurricanes send swells to shore that create dangerous conditions at the coast, such as strong surf and rip currents, the hurricane center stated.
—
Dinah Voyles Pulver, USA Today, 6 Apr. 2025
That means the garden isn't dangerous for Cummings' elderly father, who is allergic to bees.
—Martha Ann Overland, NPR, 6 Apr. 2025
The dangerous part, however, is that these feelings don’t always appear suddenly.
—Mark Travers, Forbes.com, 5 Apr. 2025
The movie features an advanced program, called Ares, who breaks free from the digital world and enters the real one to pursue the ends of a dangerous mission.
—Rachel Raposas, People.com, 5 Apr. 2025
See All Example Sentences for dangerous
Recent Examples of Synonyms for dangerous
Adjective
-
More snow is on the way and will create hazardous travel conditions, forecasters said.—
-
However, a small portion of them, known as potentially hazardous asteroids (PHAs), do require closer observation.—
Adjective
-
Make sure to not add dyes or sweeteners, which can be harmful to hummingbirds.—
-
Our biochemical response to that type of stress is to release cortisol which eventually leads to the harmful downstream effects on our bodies, such as high blood pressure.—
Adjective
-
According to Lowe, we’re all regularly exposed to microplastics daily—and other products are likely far riskier than a stick of gum.—
-
Disclosing the full identity of someone fleeing persecution is inherently risky.—
Adjective
-
Data shows how detrimental bad habits can be relative to the buy-and-hold investor.—
-
The Institute for the Study of War said Friday that Russian strikes on Ukraine's civilian infrastructure under the cover of the ceasefire on energy strikes were detrimental to establishing peace.—
Adjective
-
Correspondent Jo Ling Kent looks back on a perilous week for companies and consumers trying to plan ahead.—
-
Their perilous contact with foreign cultures reveals inner sins and weaknesses.—
Adjective
-
But in recent years, lung disease for miners has become a major concern again, Laney says, because coal increasingly comes from mines embedded in sandstone, and which generates dust that's 20 times more damaging to lungs than coal.—
-
The storms are threatening large hail and damaging wind gusts up to 60 mph.—
Adjective
-
Age restrictions could impact the positives that social media brings, and still fall short of solving its more serious issues.—
-
The 16-year-old passenger and the driver of the Subaru were taken to a hospital and last listed in serious condition, KTUL reported.—
Adjective
-
And while the metal is usually excreted from the body, and most people experience no adverse side effects, previous research has shown some gadolinium particles have been left behind.—
-
The foreign material could pose serious adverse health consequences, leading the FSIS to consider the recall a Class I—the agency's highest level of alert.—
Cite this Entry
“Dangerous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dangerous. Accessed 15 Apr. 2025.
Love words? Need even more definitions?
Merriam-Webster unabridged
Share