noun Etymology: allyl + pyrethrin Date: 1950 a light yellow viscous oily synthetic pyrethroid insecticide C 19 H 26 O 3 used especially in household aerosols
ALLETHRIN
Meaning of ALLETHRIN in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012