Harmful
/ˈhɑːmfl̩/ adj
adj ·Common ·High school level
Definitions
Adjective
- 1 Causing or likely to cause harm or damage; injurious.
"Wear a hat to protect your skin from harmful sunlight."
Adjective
- 1 causing or capable of causing harm wordnet
Synonyms
All synonymsExample
More examples"Smoking may be harmful to his heart."
Etymology
From Middle English harmful, from Old English *hearmful (suggested by hearmfullīċ (“harmful; hurtful”)), equivalent to harm + -ful. Cognate with German harmvoll, Danish harmfuld, Swedish harmfull.