- any radical or group of atoms that intensifies the color of a substance.
Origin of auxochrome
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Examples from the Web for auxochromic
Notable differences attend the neutralization of the chromophoric and auxochromic groups.
- a group of atoms that can be attached to a chromogen to convert it into a dye
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