• synonyms


[hur-buh-sahyd, ur-]
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  1. a substance or preparation for killing plants, especially weeds.
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Origin of herbicide

First recorded in 1895–1900; herb + -i- + -cide
Related formsher·bi·cid·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for herbicide

pesticide, fungicide, defoliant, insecticide, weedkiller, DDT, paraquat

Examples from the Web for herbicide

Contemporary Examples of herbicide

Historical Examples of herbicide

British Dictionary definitions for herbicide


  1. a chemical that destroys plants, esp one used to control weeds
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Derived Formsherbicidal, 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

Word Origin and History for herbicide


1888, originally a trademark name, from herb + -cide.

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Online Etymology Dictionary, © 2010 Douglas Harper

herbicide in Science


[hûrbĭ-sīd′, ûr-]
  1. A pesticide used to kill weeds. Paraquat is a herbicide. Compare fungicide insecticide rodenticide.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.