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[dahy-nahy-truh-ben-zeen, -ben-zeen] /daɪˌnaɪ trəˈbɛn zin, -bɛnˈzin/
noun, Chemistry
any of three isomeric benzene derivatives having the formula C 6 H 4 NO 2 , made by nitration of benzene or nitrobenzene, the most important of which is the meta form: used chiefly in the manufacture of dyes.
Origin of dinitrobenzene
1870-75; di-1 + nitrobenzene Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for dinitrobenzene


/daɪˌnaɪtrəʊˈbɛnziːn; -bɛnˈziːn/
a yellow crystalline compound existing in three isomeric forms, obtained by reaction of benzene with nitric and sulphuric acids. The meta- form is used in the manufacture of dyes and plastics. Formula: C6H4(N02)2
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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dinitrobenzene in Science
Any of three isomeric compounds made from a mixture of nitric acid, sulfuric acid, and heated benzene. Dinitrobenzenes are used in dyes, in synthesizing organic compounds, and in making celluloid. Chemical formula: C6H4N2O4.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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