Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun An organophosphate compound, C10H19O6PS2, used as an insecticide.
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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According to its most recent report in 2008, for example, a type of organophosphate called malathion was detected in 28 percent of frozen blueberries, 25 percent of fresh strawberries and 19 percent of celery.
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For example, although pests can become tolerant to a single toxic chemical such as malathion, it seems unlikely that they can develop genetic resistance to neem's complex blend of compounds - many functioning quite differently and on different parts of an insect's life cycle and physiology.
1 The Vision 1992
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Youngsters with high levels of pesticide residue in their urine, particularly from widely used types of insecticide such as malathion, were more likely to have ADHD, the behavior disorder that often disrupts school and social life, scientists in the United States and Canada found.
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But a University of Pittsburgh study, funded by the National Science Foundation, shows that the active ingredient in popular pesticides like some Scotts Ortho products - it's called malathion - is preventing tadpoles from maturing because it wreaks havoc with the food chain they need to grow. "
Blog4Brains.com: A Revolutionary Blog Redefining Intellectualism 2008
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In persistent cases, pediatricians can recommend prescription-strength medications such as malathion lotion (trade name Ovide), benzyl alcohol lotion (Ulesfia) or lindane shampoo (Kwell).
Glenn D. Braunstein, M.D.: Nitpicking the Lousy Facts on Head Lice M.D. Glenn D. Braunstein 2011
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In persistent cases, pediatricians can recommend prescription-strength medications such as malathion lotion (trade name Ovide), benzyl alcohol lotion (Ulesfia) or lindane shampoo (Kwell).
Glenn D. Braunstein, M.D.: Nitpicking the Lousy Facts on Head Lice M.D. Glenn D. Braunstein 2011
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Pesticides called permethrin and malathion can also be problematic for lice treatment.
The Center for Public Integrity: A Crawling Issue: Head Lice Treatments Worse Than The Pest Itself? The Center for Public Integrity 2011
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In persistent cases, pediatricians can recommend prescription-strength medications such as malathion lotion (trade name Ovide), benzyl alcohol lotion (Ulesfia) or lindane shampoo (Kwell).
Glenn D. Braunstein, M.D.: Nitpicking the Lousy Facts on Head Lice M.D. Glenn D. Braunstein 2011
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Pesticides called permethrin and malathion can also be problematic for lice treatment.
The Center for Public Integrity: A Crawling Issue: Head Lice Treatments Worse Than The Pest Itself? The Center for Public Integrity 2011
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That happened in Ohio last year, when an uncertified exterminator used malathion — which should never be used indoors — to rid an apartment of bedbugs.
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