Spelling Bee Hive found 1 result for chlorpyrifos. This page contains the same results as searching for that word in the app.
chlorpyrifos - noun; Level 8; origin: Greek; pronunciation: klȯr-ˈpir-ə-fäs, -ˈpī-rə-. a toxic crystalline organophosphate insecticide that blocks acetylcholinesterase and is used against insects and ticks.
chlorpyrifos is in Level 8, Set 17 of the Spelling Bee Hive practice sets.
Where chlorpyrifos appears: 1 competition on record.
Scripps National Spelling Bee: asked 1 time in 2010 - Round 3 (2010).
Spelling Bee Hive is an independent study resource. It is not affiliated with, sponsored by or endorsed by any spelling bee organiser, publisher or dictionary.