Definition of "dicamba" [dicamba]

• The herbicide 3,6-Dichloro-2-methoxybenzoic acid used to control weeds in cereal crops (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "Penn State University weed scientist David Mortensen estimates that in three or four years, farmers 'use of dicamba and 2,4-D will increase by 55.1 million pounds a year because of resistance to Roundup."
• "Monsanto and other companies are developing new seeds designed to resist older herbicides like dicamba and 2,4-D, a weed killer developed during World War II and an ingredient in Agent Orange, which was used to destroy jungle foliage during the Vietnam War and is blamed for health problems among veterans."
• "Some of the old pesticides in particular, those called 2,4-D and dicamba have a history of posing more risks for the environment than the chemical in Roundup."