Also found in: Wikipedia.
Related to diuron: paraquat


A white crystalline solid, C9H10Cl2N2O, used as an agricultural herbicide.

[di- + ur(ea) + -on.]
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.


a type of herbicide used to kill pre-emergent weeds
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈdaɪ əˌrɒn)

a white crystalline substance, C9H10Cl2N2O, used as a weed-killer.
[1955–60; di(chlorophenyl)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
First stages of photodegradation of the urea herbicides fenuron, monuron and diuron. J.
Effects of diuron and carbofuran pesticides in their pure and commercial forms on Paramecium caudatum: The use of protozoan in ecotoxicology.
(2006) reported that 1% biochar reduced the bioavailability and degradation of Diuron due to its enhanced sorption in soil.
In the Cerrado of Goias, the first application of 2,4-D, and then another one exclusively with the herbicides carfentrazone-ethyl, paraquat, saflufenacil, paraquat + diuron or glufosinate-ammonium, resulted in regrowth percentage higher than 22% in 2013 and more than 18% in 2014.
The pK of an amide is -0.6227, as in the case of tebutiuron, diuron and hexazinone, which may be an indication that electrons in oxygen or nitrogen are not readily available for [H.sup.+] binding [19].
Treatments consisted of a factorial arrangement of eight herbicide treatments in 2014 including clethodim (Select Max[R], Valent USA Corp., Walnut Creek, CA, 94595) at 0.15 kg ai x [ha.sup.-1], diuron (Direx[R], Alligare, LLC, Opelika, AL, 36801), fluometuron (Cotoran[R], Adama USA, Raleigh, NC, 27604) at 1.12 kg x [ha.sup.-1], quizalofop-P (Assure II[R], E.
(2013) approach the use of nanofiltration for the removal of various pollutants in water, including pesticides, such as diuron, simazine, atrazine, and isoproturon.
Muhamad, "Determination of Herbicide diuron levels in palm oil matrices using HPLC-UV," Sains Malaysiana, vol.
Hollert, "Diuron and diazinon alter the behavior of zebrafish embryos and larvae in the absence of acute toxicity," Chemosphere, vol.
Phenuron (PU), monuron (MU), and diuron (DU) compounds may be viewed as a halogenated homologous series of herbicides [26].
Ti[O.sub.2] doped with [Sm.sup.3+] by sol--gel: synthesis, characterization and photocatalytic activity of diuron under solar light.