Meaning of Pyrethrin

English Translation from English to English dictionary online for the word Pyrethrin

1. 1
   n.

   A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew; -- called also Pyrethrum camphor.

2. 2
   n.

   A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew; -- called also Pyrethrum camphor.