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Showing results for chlorpyrifos. Search instead for chlorpyrifoses.

chlorpyrifos

American  
[klawr-pir-uh-fos, klohr-] / klɔrˈpɪr əˌfɒs, kloʊr- /

noun

  1. a broad-spectrum insecticide, C 9 H 11 Cl 3 NO 3 PS, used on lawns and ornamental plants.


Etymology

Origin of chlorpyrifos

chlor- 2 + pyri(dine) + -fos, for phosphorus

Example Sentences

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See Examples For:

The findings also suggest that people with known past exposure to chlorpyrifos may benefit from closer neurological monitoring, particularly as researchers continue to investigate the long-term effects of pesticide exposure on brain health.

From Science Daily Jun. 28, 2026

The discovery that chlorpyrifos interferes with autophagy highlights a possible target for future therapies aimed at protecting the brain from pesticide-related damage.

From Science Daily Mar. 16, 2026

The human data revealed that individuals with long-term residential exposure to chlorpyrifos had more than a 2.5 times greater risk of developing Parkinson's disease compared with those who had little or no exposure.

From Science Daily Mar. 16, 2026

Scientists say that although chlorpyrifos use has declined in the US, many people experienced exposure in the past and similar pesticides are still widely used.

From Science Daily Mar. 16, 2026

Golf courses use high amounts of pesticides, like chlorpyrifos, which have been linked to Parkinson’s.

From The Wall Street Journal Oct. 31, 2025

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