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- DictionaryHarm·ful/ˈhärmf(ə)l/
adjective
- 1. causing or likely to cause harm: "sugars that can be harmful to the teeth"
The meaning of HARMFUL is of a kind likely to be damaging : injurious. How to use harmful in a sentence.
Harmful definition: causing or capable of causing harm; injurious. See examples of HARMFUL used in a sentence.
Harmful is an adjective that comes in handy when you're talking about things that cause injury to someone or damage something. Burning coal can be harmful to the environment, and eating too much candy can be harmful for your teeth.
adjective. uk / ˈhɑːm.f ə l / us / ˈhɑːrm.f ə l / Add to word list. B2. causing harm: harmful to This group of chemicals is known to be harmful to people with asthma. Synonyms. damaging. deleterious formal. detrimental formal. injurious formal. prejudicial formal. Opposites. harmless. innocuous. Compare. hurtful.
Thesaurus: synonyms, antonyms, and examples. able to harm you. dangerous It's dangerous to walk alone in the woods at night. unsafe Don't play in the street - it's unsafe. hazardous Heavy rain is causing hazardous driving conditions. perilous A perilous journey through the mountains was their only escape route.
causing damage or injury to somebody/something, especially to a person’s health or to the environment. the harmful effects of alcohol. harmful substances/chemicals/bacteria. the sun’s harmful ultra-violet rays. Many household products are potentially harmful.
Define harmful. harmful synonyms, harmful pronunciation, harmful translation, English dictionary definition of harmful. adj. Causing or capable of causing harm; injurious. harm′ful·ly adv. harm′ful·ness n.
