Advertisement

Dictionary


py•re•throid



Pronunciation: (pī-rē'throid, -reth'roid), [key]
n. Chem.
any of several synthetic compounds that are similar to but more persistent than natural pyrethrins.

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

pyrethrinpyrethrum

Related Content


Advertisement

Play Hangman

Play Poptropica

Play Same Game

Try Our Math Flashcards