[ az-oh-ben-zeen, -ben-zeen, ey-zoh- ]
/ ˌæz oʊˈbɛn zin, -bɛnˈzin, ˌeɪ zoʊ- /
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noun Chemistry.

an orange-red, crystalline, water-insoluble powder, C12H10N2, obtained from nitrobenzene by reduction: used chiefly in the manufacture of dyes and as an insecticide.



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Also called benzeneazobenzene.

Origin of azobenzene

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
  • The parent substance is “azobenzene,” and these three colouring-matters are mono-, di- and triamido-azobenzene respectively.

    Coal|Raphael Meldola

British Dictionary definitions for azobenzene

/ (ˌeɪzəʊˈbɛnziːn, -bɛnˈziːn) /


a yellow or orange crystalline solid used mainly in the manufacture of dyes. Formula: C 6 H 5 N:NC 6 H 5
any organic compound that is a substituted derivative of azobenzene
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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