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  • malathion
    malathion
    noun
    an organic phosphate insecticide, C 10 H 19 O 6 S 2 P, of relatively low toxicity for mammals.
  • Malathion
    Malathion
    noun
    a yellow organophosphorus insecticide used as a dust or mist for the control of house flies and garden pests. Formula: C 10 H 19 O 6 PS 2

malathion

American  
[mal-uh-thahy-on, ‑uhn] / ˌmæl əˈθaɪ ɒn, ‑ən /

noun

  1. an organic phosphate insecticide, C 10 H 19 O 6 S 2 P, of relatively low toxicity for mammals.


Malathion British  
/ ˌmæləˈθaɪɒn /

noun

  1. a yellow organophosphorus insecticide used as a dust or mist for the control of house flies and garden pests. Formula: C 10 H 19 O 6 PS 2

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of malathion

First recorded in 1953

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The public displeasure that would only swell over the next couple of years was obvious from the get-go: We don’t believe no stinkin’ studies about malathion being harmless in these doses.

From Los Angeles Times Oct. 15, 2024

In the meantime, the young people of the California Conservation Corps were the ones on the ground in the quarantine zone, stripping off fruit, hand-spraying with the malathion recipe.

From Los Angeles Times Oct. 15, 2024

Some environmental scientists strongly oppose loosening the restrictions on both acephate and malathion, arguing that the new tests are not reliable enough to capture all the hazards a chemical poses to the developing brain.

From Salon Apr. 25, 2024

And in March, the EPA released a draft assessment of another pesticide in the same class, malathion, that also proposes loosening restrictions based on similar tests.

From Salon Apr. 25, 2024

The other group consists of the organic phosphorus insecticides, and is represented by the reasonably familiar malathion and parathion.

From "Silent Spring" by Rachel Carson

Malathion is used on crops such as strawberries, blueberries and asparagus.

From Salon Apr. 25, 2024

Malathion is considered highly toxic to insects, fish and crustaceans.

From Seattle Times Mar. 8, 2022

Malathion, chlorpyrifos and diazinon target nervous systems, making them highly effective insecticides.

From Salon Jul. 23, 2018

In other words, by weight, the natural pesticide Rotenone is considered five times more harmful than synthetic pesticide Malathion.

From Slate Jan. 29, 2014

During California's war against the citrus-destroying Mediterranean fruit fly, community groups have beseeched state officials to stop spraying the insecticide Malathion in populated areas.

From Time Magazine Archive

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