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Definitions

hazardous

[haz-er-duhs] / ˈhæz ər dəs /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Army Corps of Engineers cleared nearly 9,700 properties of hazardous items and other fire debris in eight months, one of the fastest cleanups of its size in modern history.

From The Wall Street Journal • Apr. 2, 2026

“Weather alerts are intended to raise awareness of hazardous conditions, while emergency alerts issued by local authorities are used to communicate immediate protective actions tied to a specific incident,” the statement said.

From Los Angeles Times • Mar. 24, 2026

In a blog post, the band's former press officer Stuart Bailie recalled telling the papers that a "pile up of snow on the venues makes it too hazardous" to play, because "a roof might collapse".

From BBC • Mar. 13, 2026

"Over time, such a small change in an asteroid's motion can make the difference between a hazardous object hitting or missing our planet."

From Science Daily • Mar. 9, 2026

After performing that hazardous job for a few years and setting some aviation records, her career options began to open up.

From "Women in Space" by Karen Bush Gibson