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Definition of "defoliant" [defoliant]

  • A chemical sprayed or dusted on plants to cause the leaves to fall off. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "defoliant" in a sentence
  • "The deaths continue to this day due to the long-term effects of the "defoliant" Agent Orange."
  • "Mullen compares the persistent mysteries surrounding blast-related brain injuries to diseases tied to Agent Orange, a defoliant used during the Vietnam War that was ultimately found to cause illnesses in troops."
  • "The government swooped in with an arsenal of pesticides: defoliant, weed killer, DDT."
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