from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A chemical used to kill pests, especially insects.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A substance, usually synthetic although sometimes biological, used to kill or contain the activities of pests
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a chemical used to kill pests (as rodents or insects)
Sorry, no etymologies found.
The term pesticide also includes these substances:
Though often misunderstood to refer only to insecticides, the term pesticide also applies to herbicides, fungicides, rodenticides, molluscicides and various other substances used to control pests.
Though often misunderstood to refer only to insecticides, the term pesticide also applies to herbicides, fungicides, and various other substances used to control pests.
EPA's actions under FQPA have been credited for a major reduction in pesticide risks, and in what was then considered revolutionary -- targeting pesticides in foods most commonly eaten by children.
When you read a pitch from some enviro group about some pesticide, knowing that this pesticide is unstable and degrades in air, you soon realize that these people are lying through their teeth, either that or are ignorant of chemistry and are just making stuff up because is sounds good.
I can see why he opposes the word pesticide; nevertheless, MA is a flavoring agent that isn’t harmful to humans.
Piperonyl Butoxide or N-Octyl Bicycloheptene Dicarboximide Not poisons on their own, these so-called pesticide synergists block the enzyme that breaks down pyrethrin in insects.
In addition, under FIFRA, a substance used as a plant regulator, defoliant, or desiccant is defined as a pesticide and regulated accordingly.
Researchers state that a simple modification of the grape could lead to a greater resistance to disease and a decrease in the use of pesticide, which is often a necessary evil of wine making.
''Mosquitoes'' are what locals call the pesticide or herbicide crop-spraying machines pulled by tractors.