Advertisement

Dictionary


py•re•thrin



Pronunciation: (pī-rē'thrin, -reth'rin), [key]
n. Chem.
1. Also called pyrethrin I. a viscous, water-insoluble liquid, C21H28O3, extracted from pyrethrum flowers, used as an insecticide.
2. Also called pyrethrin II. a like compound, C22H28O5, obtained and used similarly.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

pyrenocarppyrethroid
See also:

Related Content


Advertisement

Play Hangman

Play Poptropica

Play Same Game

Try Our Math Flashcards