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Definitions

harmful

[hahrm-fuhl] / ˈhɑrm fəl /


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.

When applied in nanofiber form, this material was able to stop the growth of a wide range of harmful bacteria, including antibiotic-resistant superbugs.

From Science Daily • Apr. 26, 2026

“Status quo practices and policies are especially harmful when the world is changing this fast,” Warsh told lawmakers at his Senate confirmation hearing this week.

From Los Angeles Times • Apr. 24, 2026

Attorney General Todd Blanche signed an order rescheduling Food and Drug Administration-approved and state-licensed medical cannabis products as a less harmful substance — a move that led to celebration but also confusion among industry observers.

From MarketWatch • Apr. 23, 2026

Like Isaac, Iga thinks more should be done to restrict the availability of harmful content but she doesn't think an outright social media ban for under-16s is the right approach.

From BBC • Apr. 22, 2026

“I hope you will publicize the fact that you made this plea . . . mainly because of the possibility of public opinion harmful to science,” he wrote Lawrence.

From "Big Science" by Michael Hiltzik




Vocabulary lists containing harmful