杀毒 Traditional form: 殺毒 Pinyin (reading): shādú Definitions: to disinfect (computing) to destroy a computer virus Characters: 杀 - to kill, to murder, to slaughter; to hurt 毒 - poison, venom; drug, narcotic Traditional characters: 殺 - to kill, to murder, to slaughter; to hurt 毒 - poison, venom; drug, narcotic