xanthene-dye

xanthene dye

noun Chemistry.
any of a group of dyes having a molecular structure related to that of xanthene in which the aromatic (C 6 H 4 ) groups are the chromophore.

Origin:
1925–30

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American Heritage
Medical Dictionary

xanthene dye n.
Any of the brilliant fluorescent yellow to pink to bluish red dyes having xanthene central to their molecular structure.

The American Heritage® Stedman's Medical Dictionary
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