chlorpyrifos

noun chlor·pyr·i·fos \ -ˈpir-ə-fäs , -ˈpī-rə \
Updated on: 22 Nov 2017

Definition of chlorpyrifos

: a toxic crystalline organophosphate pesticide C9H11Cl3NO3PS that inhibits acetylcholinesterase and is used to control insect pests and ticks

Recent Examples of chlorpyrifos from the Web

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Origin and Etymology of chlorpyrifos

chlor- + pyridine + -fos (alteration of phosphorus)


Medical Dictionary

chlorpyrifos

noun chlor·pyr·i·fos \ -ˈpir-ə-fäs, -ˈpī-rə- \

medical Definition of chlorpyrifos

: a toxic crystalline organophosphate pesticide C9H11Cl3NO3PS that inhibits acetylcholinesterase and is used to control insect pests and ticks

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