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Any of a group of molecules that exhibit fluorescence and are often used as biological stains or are attached to proteins or other substances to serve as probes.
(Chemistry) a chemical entity, such as a molecule or group, that exhibits fluorescence
fluor•o•chrome(ˈflʊər əˌkroʊm, ˈflɔr-, ˈfloʊr-)
any of a group of fluorescent dyes used to label biological material.
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|Noun||1.||fluorochrome - any of various fluorescent substances used in fluorescence microscopy to stain specimens|