Pesticide

ahd-5
  • noun. A substance or agent used to kill pests, such as unwanted or harmful insects, rodents, or weeds.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. A substance, usually synthetic although sometimes biological, used to kill or contain the activities of pests
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. a chemical used to kill pests (as rodents or insects)
  • Word Usage
    "The term pesticide also includes these substances:"
    Hypernym
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