piperonyl butoxide

[pi-per-uh-nl, pahy-, pip-er-uh-nil]

noun

Chemistry.

1. a light-brown liquid, C 1 9 H 3 0 O 5 , used chiefly as a synergist in certain insecticides.

Word History and Origins

Origin of piperonyl butoxide¹

1940–45; piperon(al) + -yl; but- (from butyric ) + oxide

Example Sentences

A type of bed net called a PBO net that contains pyrethroid and piperonyl butoxide, a compound that enhances pyrethroid’s effectiveness, would be substantially more effective than pyrethroid-only nets5.

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The new nets contain pyrethroids, a class of chemicals used in nets for over a decade, along with the newer compound, piperonyl butoxide, which blocks mosquitoes’ ability to break down pyrethroids.

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Piperonyl butoxide largely fades away after two years.

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In the study’s second year, protection by nets with piperonyl butoxide had diminished, and malaria prevalence in children was reduced by only 33 percent.

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But the pesticide also contains a substance — piperonyl butoxide — that is classified by the U.S.

Read more on Los Angeles Times