harmful

[hahrm-fuhl] / ˈhɑrm fəl /

ADJECTIVE

injurious, hurtful

Synonyms

STRONGEST

adverse bad catastrophic damaging destructive detrimental disadvantageous disastrous inimical noxious painful pernicious risky ruinous sinful toxic unhealthy unsafe

WEAK

baleful baneful calamitous cataclysmic consumptive corroding corrupting crippling deleterious dire evil harassing incendiary internecine malefic malicious malignant menacing mischievous murderous nocuous pestiferous pestilential sinister subversive undermining unwholesome virulent

Antonyms

STRONGEST

advantageous aiding assisting beneficial favorable fortunate good harmless healthy helpful honest kind lucky profitable safe upright

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.

Johnson and his colleagues are investigating whether the artesian groundwater could be used safely to reduce dust, which contains harmful metals.

From Science Daily

The company says it prohibits and removes AI-generated content that is harmful or misleading, and requires users to label realistic AI-generated content.

From BBC

The trial centers on whether tech companies such as Instagram, which is owned by Meta, and YouTube can be held liable for allegedly promoting a harmful product and addicting users to their platforms.

From Los Angeles Times

In the year following the Palisades and Eaton fires, levels of harmful metals like lead in coastal sand and seawater have remained far below California’s limits for safe drinking water and the U.S.

From Los Angeles Times

These findings suggest that the harmful effects of ultra-processed foods may not be explained by calories or overall diet quality alone.

From Science Daily

harmful

Example Sentences

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