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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.

“In some instances, stopping your medicine may be more harmful to your health than continuing to take the recalled medicine,” the FDA said.

From Los Angeles Times • Apr. 15, 2026

Tilstone said this could be taken advantage of by certain species which were harmful to humans, fish and shellfish.

From BBC • Apr. 15, 2026

Traditional oral care products like alcohol-based mouthwashes and chlorhexidine solutions kill harmful bacteria, but they also wipe out beneficial microbes.

From Science Daily • Apr. 13, 2026

On the flip side, a sustained spike in fuel prices could be particularly harmful for JetBlue and Frontier’s margins, he notes.

From Barron's • Apr. 12, 2026

Everybody resents this inconvenience, and everyone becomes the ruler’s enemy; and these are enemies that can be harmful, since, although conquered, they remain in their own homes.

From "The Prince" by Niccolò Machiavelli




Vocabulary lists containing harmful