auxochrome

[ awk-suh-krohm ]
/ ˈɔk səˌkroʊm /
|

noun Chemistry.

any radical or group of atoms that intensifies the color of a substance.

Origin of auxochrome

First recorded in 1890–95; auxo- + chrome
Related formsaux·o·chrom·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for auxochromic

British Dictionary definitions for auxochromic

auxochrome

/ (ˈɔːksəˌkrəʊm) /

noun

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