Pesticide

//ˈpɛstɪsaɪd// noun

Definitions

Noun
  1. 1
    Anything, especially a synthetic substance but also any substance (e.g. sulfur), or virus, bacterium, or other organism, which kills or suppresses the activities of pests. countable, uncountable

    "“Twelve pesticides commonly applied to citrus groves are slated for study in the project’s plots,” reports Tom S. Bellows, UC Riverside assistant entomologist. They include four acaricides (Morestan, Kelthane, Pictran, Vendex), four thripsicides (Cygon, Carzol, Orthene, Sabadilla), and four scalicides (Parathion, Supracide, Lorsban, Sevin)."

  2. 2
    a chemical used to kill pests (as rodents or insects) wordnet

Etymology

From pest + -i- + -cide.

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