defoliant

noun
de·​fo·​li·​ant | \ (ˌ)dē-ˈfō-lē-ənt How to pronounce defoliant (audio) \

Definition of defoliant

: a chemical spray or dust applied to plants in order to cause the leaves to drop off prematurely

Examples of defoliant in a Sentence

Recent Examples on the Web An experienced logger and his young wife in Northern California suspect a defoliant being used to clear brush is poisoning their community. Washington Post, 18 Nov. 2021 This spring, doctors identified his cancer as one of those linked to exposure to Agent Orange, the defoliant used during the war. oregonlive, 21 Sep. 2021 The second-largest group served in the Vietnam era, in which 2.8 million veterans were exposed to Agent Orange, a chemical defoliant linked to cancer. Jamie Rowen, The Conversation, 27 May 2021 The main focus of the War Legacies Project is to document the long-term effects of the defoliant known as Agent Orange and provide humanitarian aid to its victims. New York Times, 16 Mar. 2021 The largest group served in the Vietnam era, where 2.8 million veterans were exposed to Agent Orange, a chemical defoliant linked to cancer. Popular Science, 11 Nov. 2020 The largest group served in the Vietnam era, where 2.8 million veterans were exposed to Agent Orange, a chemical defoliant linked to cancer. Popular Science, 11 Nov. 2020 The largest group served in the Vietnam era, where 2.8 million veterans were exposed to Agent Orange, a chemical defoliant linked to cancer. Popular Science, 11 Nov. 2020 In another study, published last year, Jugulam turned her attention to the herbicide 2,4-D, one of the ingredients of Agent Orange, an infamous defoliant used in the Vietnam War. Natasha Gilbert, Wired, 19 Dec. 2020 See More

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

First Known Use of defoliant

1943, in the meaning defined above

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Time Traveler for defoliant

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The first known use of defoliant was in 1943

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Dictionary Entries Near defoliant

defog

defoliant

defoliate

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Cite this Entry

“Defoliant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/defoliant. Accessed 2 Jul. 2022.

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More from Merriam-Webster on defoliant

Nglish: Translation of defoliant for Spanish Speakers

Britannica.com: Encyclopedia article about defoliant

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