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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.

Oil companies could simply “flare” that gas, allowing it to escape into the air, but that’s harmful to the environment and limited by regulators in most areas.

From Barron's • Apr. 29, 2026

The content they come across can be harmful.

From The Wall Street Journal • Apr. 29, 2026

However, last year, a Sound Cymru survey of 500 men in Wales showed 30% of respondents considered catcalling, the act of making a threatening or harassing remark at a person publicly, not to be harmful.

From BBC • Apr. 29, 2026

And yet the bat bridges, tiger counts, reed-bed flooding, stream engineering, and many other examples all point to the uncomfortable fact that many standard conservation measures are ineffective or even harmful.

From Slate • Apr. 28, 2026

They could also mean that potentially harmful organisms, formerly held in check, could escape from their natural controls and rise to pest status.

From "Silent Spring" by Rachel Carson




Vocabulary lists containing harmful