diquat(redirected from Diquat dibromide)
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A toxic nonpersistent strong contact herbicide, C12H12N2, usually formulated as its yellow crystalline dibromide salt.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Chemistry) a toxic chemical used as a herbicide, belonging to the same class of quaternary compounds as paraquat
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014