Chromophores

chromophore

[kroh-muh-fawr, -fohr]
noun
any chemical group that produces color in a compound, as the azo group −N=N−.

Origin:
1875–80; chromo- + -phore

chromophoric [kroh-muh-fawr-ik, -for-ik] , adjective
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World English Dictionary
chromophore (ˈkrəʊməˌfɔː)
 
n
a group of atoms in a chemical compound that are responsible for the colour of the compound
 
chromo'phoric
 
adj
 
chromo'phorous
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

chromophore chro·mo·phore (krō'mə-fôr') or chro·mat·o·phore (krō-māt'ə-)
n.
A chemical group capable of selective light absorption resulting in coloration of certain organic compounds. Also called color radical.

The American Heritage® Stedman's Medical Dictionary
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