piretrin

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pyrethrin
Any of a number of naturally occurring insecticides extracted from the pyrethrum plant; unusual in having a cyclopropane ring
A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew; called also Pyrethrum camphor
{i} chemical compound used as an insecticide
either of a number of naturally occurring insecticides extracted from the pyrethrum plant; unusual in having a cyclopropane ring
piretrin
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