parathion Hear it!

parathion definition

☆ para·thion (par′ə t̸hī′än′)

noun

a highly poisonous compound, CHONPS, commercially a colorless to dark-brown liquid, used as an agricultural insecticide

Etymology: para- + thion(ic)

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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