(n.) An agent for removing the causes of infection, as chlorine\.

acaricide anthelmintic antibiotic antiseptic bactericide bleaching powder bug bomb carbamate insecticide carbolic acid chemosterilant chlorinated hydrocarbon insecticide chlorine cleaner cleanser contact poison cresol decontaminator defoliant eradicant formaldehyde fumigant fumigator fungicide germicidal germicide herbicide hypochlorous acid insect powder insecticide mercuric chloride microbicide miticide organic chlorine organic phosphate insecticide pesticide phenol poison purifier rat poison roach paste roach powder rodenticide sanitizer sodium hypochlorite stomach poison systemic systemic insecticide toxic toxicant toxin venin venom vermicide virus weed killer