- a substance or preparation for killing plants, especially weeds.
Origin of herbicide
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for herbicide
The most widely planted type of biotech crop is engineered to withstand application of an herbicide to kill nearby weeds.The Stealth Threat to the World's Food Supply
August 11, 2009
Bags of fertilizer can be put on display, as can vials of penicillin, and jars of herbicide.
- a chemical that destroys plants, esp one used to control weeds
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for herbicide
Online Etymology Dictionary, © 2010 Douglas Harper
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.