her·bi·cide | \ˈ(h)ər-bə-ˌsīd \

Definition of herbicide 

: an agent used to destroy or inhibit plant growth

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Other Words from herbicide

herbicidal \ˌ(h)ər-bə-ˈsī-dᵊl \ adjective
herbicidally \ˌ(h)ər-bə-ˈsī-dᵊl-ē \ adverb

Examples of herbicide in a Sentence

Recent Examples on the Web

The vegetation can’t easily be controlled by mowing or herbicide applications. Frank Kummer, Philly.com, "You can watch as Valley Forge burns 150 acres of meadow," 10 Apr. 2018 Metals, chemicals, organic compounds, dozens of substances including mercury, arsenic, pesticides, herbicides and lead were tested for, and none turned up in unacceptable levels in our drinking water. Lynn Peterson Mobley, Washington Post, "My athletic husband stumbled. He was tired. He had a disease we’d never heard of.," 8 July 2018 During the war, Russell was also exposed to Agent Orange, a powerful herbicide used by U.S. military forces. Evan Frank, Milwaukee Journal Sentinel, "As he fought cancer, Oconomowoc swim coach led his team to a national championship," 3 July 2018 The first is new tractor software that tracks the amounts of seed, fertilizer, water, herbicides and pesticides being used in each part of the farm. Shawn Tully, Fortune, "This Agriculture Giant Is Bringing in the Drones to Modernize Farming From Cornfields to Vineyards," 19 June 2018 As a result of the effort, Naperville Park District for the next two years is treating eight of its 137 parks with organic herbicides and similar plant and vegetation products. Erin Hegarty, Naperville Sun, "Dandelion pull at Knoch Park to reward volunteers who uproot the most weeds," 7 May 2018 Experts may recommend manual methods of control — like cutting the roots — or applying an herbicide. Caroline Picard, Good Housekeeping, "The 411 on Giant Hogweed, the Invasive Plant That Can Cause Severe Burns," 21 June 2018 Apply the preemergence herbicide in early October following label directions. Dan Gill, NOLA.com, "Are sticker weeds invading your lawn? Here's how to remove and prevent them.," 14 May 2018 Glyphosate is the active ingredient in RoundUp, made by Monsanto, and the most widely used herbicide in the world. Diana Gitig, Ars Technica, "Glyphosate is safe, but some scientists still question how we regulate it," 5 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'herbicide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of herbicide

1899, in the meaning defined above

History and Etymology for herbicide

Latin herba + International Scientific Vocabulary -cide

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Statistics for herbicide

Last Updated

8 Oct 2018

Look-up Popularity

Time Traveler for herbicide

The first known use of herbicide was in 1899

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More Definitions for herbicide



English Language Learners Definition of herbicide

: a chemical used to destroy plants or stop plant growth


her·bi·cide | \ˈ(h)ər-bə-ˌsīd \

Medical Definition of herbicide 

: an agent used to destroy or inhibit plant growth

Other Words from herbicide

herbicidal \ˌ(h)ər-bə-ˈsīd-ᵊl \ adjective
herbicidally \-ᵊl-ē \ adverb

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More from Merriam-Webster on herbicide

Spanish Central: Translation of herbicide

Nglish: Translation of herbicide for Spanish Speakers

Britannica.com: Encyclopedia article about herbicide

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