herbicide
a substance or preparation for killing plants, especially weeds.
Origin of herbicide
1Other words from herbicide
- her·bi·cid·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use herbicide in a sentence
Organic wine is made from grapes grown without synthetic fertilizers, pesticides, herbicides, or fungicides.
Many blame our increased use of chemical pesticides and herbicides, which honeybees ingest during the pollination process.
Problems include an epidemic of Roundup-resistant weeds, and increased use of Roundup and other herbicides to kill them.
On the horizon are biotech crops engineered to tolerate multiple—up to seven or more – herbicides.
British Dictionary definitions for herbicide
/ (ˈhɜːbɪˌsaɪd) /
a chemical that destroys plants, esp one used to control weeds
Derived forms of herbicide
- 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
[ hûr′bĭ-sīd′, ûr′- ]
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.
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