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1. Any physical damage to the body caused by violence, accident or fracture etc.; the condition of an injury
   - injury, hurt, trauma
    
2. The occurrence of a change for the worse
   - damage, impairment
    
3. The act of damaging something or someone
   - damage, hurt, scathe [archaic]

1. Cause or do harm to
   "These pills won't harm your system"

Derived forms: harmed, harms, harming

Type of: alteration, change, change of integrity, health problem, ill health, injure, modification, unhealthiness, wound

Encyclopedia: Harm, Iran