Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of several synthetic compounds similar to pyrethrin, used as an insecticide.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry Any of several
synthetic insecticides having a structure based onpyrethrin
Etymologies
Sorry, no etymologies found.
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Examples
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WALTER REEVES, HORTICULTURIST: One general class of insecticides are called the pyrethroid chemicals, and they're generally ones that end in the name "thrin," like permethrin, hypermethrin, halomethrin (ph).
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Associated Press New findings from entomologists at Ohio State University, reported Wednesday online in PLoS One, show that bedbugs may have boosted their natural defenses by generating higher levels of enzymes that can cleanse themselves of common pyrethroid-based pesticides.
Why Bedbugs Won't Die Robert Lee Hotz 2011
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It is a pyrethroid insecticide (the sythetic form of natural pryethrins found in Chrysanthemums).
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It is a pyrethroid insecticide (the sythetic form of natural pryethrins found in Chrysanthemums).
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Associated Press New findings from entomologists at Ohio State University, reported Wednesday online in PLoS One, show that bedbugs may have boosted their natural defenses by generating higher levels of enzymes that can cleanse themselves of common pyrethroid-based pesticides.
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For example, South Africa in 1995 switched from DDT to deltamethrine, a pyrethroid.
Free the Fight Against Malaria Richard Nchabi Kamwi 2010
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To wage war, I carefully applied a tiny bit of a synthetic pyrethroid dust inside crevices around my ceiling beams where no children or pets could reach — and where the bugs had left traces of activity.
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According to the report, Bayer AG and BASF AG, as well as prominent Indian companies, were involved in a bid-rigging cartel involving about $33 million in procurements of a mosquito pesticide called pyrethroid.
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According to the report, Bayer AG and BASF AG, as well as prominent Indian firms, were involved in a bid-rigging cartel involving about $33 million in procurements of a mosquito pesticide called pyrethroid.
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The government of India says it is also taking corrective action on the pyrethroid affair and other aspects of the voluminous report, which delves into national AIDS, malaria and tuberculosis control projects as well as the health system in the Indian state Orissa.
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