harmful — English Dictionary

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Language

harmful

Pronunciations (4)

/ˈhɑːmfl̩/
Pronunciation notes
- Received-Pronunciation
/ˈhɑɹmfl̩/
Pronunciation notes
- General-American
ˈhɑɹmfl̩
Pronunciation notes
- US
ˈhɑːmfl̩
Pronunciation notes
- GB

Adjective

Causing or likely to cause harm or damage; injurious.

Synonyms
injurious
Related words
harm

Examples

Wear a hat to protect your skin from harmful sunlight.

Smoking is harmful to the lungs.

More examples (1)

Burning fossil fuels is harmful to the environment.

Adjective

causing or capable of causing harm

Antonyms
harmless

Examples

too much sun is harmful to the skin

harmful effects of smoking

Word forms

harmfullermore harmfulharmfullestmost harmfulharmfull

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