chromophore

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Related to Chromophore group: chromophoric

chromophore

[′krō·mə‚fȯr]
(chemistry)
An arrangement of atoms that gives rise to color in many organic substances.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The absorption bands in the 338-335 nm range have resulted from p-p transition due to -CH=N- chromophore group.
These range from lines consisting of an ester based polymer modified with a chromophore group; some made from a modified methacrylic polymer; others manufactured from a copolymer of hydroxystyrene and methyl methacrylate, modified with chromophore groups; plus some consisting of amino-resin and modified phenolic resin, (and others).