a substance or preparation for killing plants, especially weeds.
- her·bi·cid·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use herbicide in a sentence
He notes that at least the regulations mandate third-party testing for toxic herbicides and pesticides.
Blackgrass and other weeds are now resistant to pesticides and herbicides.American Agriculture Almost Ruined My Little English Farm. Now I'm Trying to Save It | James Rebanks | August 5, 2021 | Time
The line is designed to promote organic and regenerative farming, and all wines are made from organically certified grapes in the belief that consumers want wines made without artificial pesticides and herbicides.You’ll want to sip this sustainably made rosé all through the summer | Dave McIntyre | July 23, 2021 | Washington Post
They found that over the past 15 years, climate had an influence on the eastern monarch population that was nearly seven times that of other variables such as herbicide use.Monarch butterflies are beloved—and declining for this sad reason | Claire Maldarelli | July 21, 2021 | Popular-Science
There are several certifications that vary by country or even region, but they all show the winery’s commitment to eco-friendly practices, such as avoiding pesticides and herbicides.Go ‘green’ with your wine: Choose cans or boxes, drink local and consider farming practices | Dave McIntyre | April 23, 2021 | Washington Post
The most widely planted type of biotech crop is engineered to withstand application of an herbicide to kill nearby weeds.
Bags of fertilizer can be put on display, as can vials of penicillin, and jars of herbicide.
British Dictionary definitions for herbicide
a chemical that destroys plants, esp one used to control weeds
- herbicidal, adjective
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
Scientific definitions for herbicide
A pesticide used to kill weeds. Paraquat is a herbicide. Compare fungicide insecticide rodenticide.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.