di·​cam·​ba | \ ˌdī-ˈkam-bə How to pronounce dicamba (audio) \

Definition of dicamba

: a systemic herbicide C8H6Cl2O3

Examples of dicamba in a Sentence

Recent Examples on the Web The full board and its pesticide committee have a backlog of some 700 pesticide violations, most involving dicamba. Stephen Steed, Arkansas Online, 1 Oct. 2021 The Plant Board's new rule allowing the use of in-crop dicamba through June 30 took effect about two weeks ago. Stephen Steed, Arkansas Online, 22 May 2021 The most effective control will be accomplished with combination herbicides that contain the product dicamba. Tim Johnson, chicagotribune.com, 23 Oct. 2021 In Illinois, for instance, dicamba-drift complaints more than doubled between 2017 and 2019. New York Times, 11 Aug. 2021 By 2020, scientists had confirmed the existence of dicamba-resistant Palmer amaranth. New York Times, 11 Aug. 2021 The Division of Agriculture has estimated that about 650,000 acres of non-tolerant soybeans were showing symptoms of dicamba exposure. Arkansas Online, 27 July 2021 In addition, the HVH determination will prohibit the application of all dicamba RUP herbicides to all crops for the period June 21 through Aug. 31. chicagotribune.com, 4 June 2021 The office's filing was with Pulaski County Circuit Judge Skip Welch, who had issued the restraining order as part of a lawsuit challenging the Plant Board's new regulation allowing dicamba to be sprayed through June 30. Arkansas Online, 29 May 2021 See More

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

First Known Use of dicamba

1965, in the meaning defined above

History and Etymology for dicamba

perhaps from dichlor- + Cambilene + Banlene (two commercial preparations containing dicamba)

Learn More About dicamba

Time Traveler for dicamba

Time Traveler

The first known use of dicamba was in 1965

See more words from the same year

Dictionary Entries Near dicamba

dicalcium silicate



See More Nearby Entries 

Statistics for dicamba

Cite this Entry

“Dicamba.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dicamba. Accessed 8 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
True or False

Test your knowledge - and maybe learn something along the way.

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!