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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.

The landmark 56-year-old state law has been credited with helping to preserve California’s natural beauty and protecting communities from hazardous impacts of construction projects — but also blamed for stymieing construction.

From Los Angeles Times • Mar. 23, 2026

The TSA screens passengers and luggage for hazardous items.

From BBC • Mar. 22, 2026

The finding provides strong evidence that a kinetic impactor could be used as a planetary defense method to redirect a potentially hazardous near-Earth object.

From Science Daily • Mar. 9, 2026

Mr. Enrigue follows both groups on their hazardous journeys into the Sierra Madre, and the writing, translated by Natasha Wimmer, yields all the pleasures of a first-rate adventure with none of the sentimentality.

From The Wall Street Journal • Mar. 5, 2026

Eventually they also made hazardous supply flights to the partisans, the guerrilla groups who were fighting against the Germans in the Bryansk Forest near the Russian border with Ukraine.

From "A Thousand Sisters" by Elizabeth Wein