chromophore(redirected from color radical)
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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
chro•mo•phore(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.
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|Noun||1.||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