Indicator, Reagent, or Diagnostic Aid
fluorescent dye
fluo·res·cent dye
Subclass of:
Luminescent Agents; Coloring Agents
Definitions related to fluorescent dyes:
  • Chemicals that emit light after excitation by light. The wave length of the emitted light is usually longer than that of the incident light. Fluorochromes are substances that cause fluorescence in other substances, i.e., dyes used to mark or label other compounds with fluorescent tags.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (fluorescent dye/probe) Dyes that emit light when exposed to light; the wave length of the emitted light is usually longer than that of the incident light; fluorochromes are substances that cause fluorescence in other substances, that is, dyes used to mark or label other compounds with fluorescent tags, and they are used as markers in biochemistry and immunology.
    CRISP Thesaurus
    National Institutes of Health, 2006
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