harmful Meaning, Definition & Usage
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adjective causing or capable of causing harm
- too much sun is harmful to the skin
- harmful effects of smoking
WordNet
Harm"ful adjective
Definitions
Full of harm; injurious; hurtful; mischievous. " Most harmful hazards." Strype. --Harm"ful*ly , adv. --Harm"ful*ness , n.