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Any of various chemical groups that absorb light of certain wavelengths and when present in an organic compound, such as a dye or pigment, are responsible for the color of the compound.

chro′mo·phor′ic (-fôr′ĭk) adj.


(Chemistry) a group of atoms in a chemical compound that are responsible for the colour of the compound
ˌchromoˈphoric, ˌchromoˈphorous adj


(ˈkroʊ məˌfɔr, -ˌfoʊr)

any chemical group that produces color in a compound, as the azo group −N=N−.
chro`mo•phor′ic (-ˈfɔr ɪk, -ˈfɒr-) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chromophore - the chemical group that gives color to a molecule
chemical group, radical, group - (chemistry) two or more atoms bound together as a single unit and forming part of a molecule
dye, dyestuff - a usually soluble substance for staining or coloring e.g. fabrics or hair
References in periodicals archive ?
All dyes have same chromophoric functionalities, but the difference arises in the form of bis-anilines used as bridging groups.
Diester-based HALS would have no initial action in suppressing the formation of paraquinone chromophoric groups, but would be effective in capturing the free radicals formed and reduce the formation of hydroquinones, thus reducing photobleaching.
2] assay kit, in which a synthetic, chromophoric phospholipid is used as a substrate, should be interpreted carefully, since some [PLA.
Another characteristic of the chemical structure of PHB is the presence of a chromophoric carbonyl group [28].
Siegel, 2013: Global distribution and dynamics of chromophoric dissolved organic matter.
The contribution of phytoplankton degradation to chromophoric dissolved organic matter (CDOM) in eutrophic shallow lakes: field and experimental evidence".
This reaction is mediated by 30% NaOH which specifically transforms the substitution product obtained with GSH into a chromophoric thione with the maximal absorbance at 400 nm [19].
The first spectrum (Figure 27, left) was recorded with an accelerating voltage of 24 kV, typical for the detection of chromophoric elements in corundum (i.
The disappearance of the absorbance peak at 472 nm indicated an unequivocal signal of the nearly complete decolorization and the breakdown in the chromophoric group.