harmful

/ˈhɑrmfəl/
adjective
  1. Causing or likely to cause physical injury or damage.
    • Smoking is harmful to your lungs and overall health.
    • Too much sun can be harmful to your skin.
    • Some cleaning products contain harmful chemicals.
  2. Causing or likely to cause negative effects on something non-physical, such as relationships, reputation, or the environment.
    • Spreading gossip can be harmful to friendships.
    • Plastic waste is harmful to ocean wildlife.
    • The new policy was harmful to small businesses.
What does "harmful" mean? | whatsthatwordmean | whatsthatwordmean