permethrin


per·meth·rin

noun \(ˌ)pər-ˈme-thrən\

Definition of PERMETHRIN

:  a synthetic pyrethroid C21H20Cl2O3 used especially as an insecticide

Origin of PERMETHRIN

per- + methyl + pyrethrin
First Known Use: 1976

per·meth·rin

noun \pər-ˈmeth-rən\   (Medical Dictionary)

Medical Definition of PERMETHRIN

: a synthetic pyrethroid pesticide C21H20Cl2O3 used especially against insects, ticks, and mites

Browse

Next Word in the Dictionary: Permiak
Previous Word in the Dictionary: per mensem
All Words Near: permethrin

Seen & Heard

What made you want to look up permethrin? Please tell us where you read or heard it (including the quote, if possible).