chlorpyrifos

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

noun

a broad-spectrum insecticide, C9H11Cl3NO3PS, used on lawns and ornamental plants.

Origin of chlorpyrifos

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

Example sentences from the Web for chlorpyrifos