fluorescein
fluorescein
[ˈflʊərəsiːn, -sɪn, ˈflɔː-]
noun
[ˈflʊərəsiːn, -sɪn, ˈflɔː-]
noun
- [mass noun](Chemistry)an orange dye with a yellowish-green fluorescence, used as an indicator and tracer
(化)荧光素，荧光黄 - A derivative of resorcinol and phthalic anhydride; chem. formula: C20H12O5
雷琐辛和邻苯二甲酸酐的一种衍生物；化学分子式：C20H12O5
- late 19th cent.: from fluorescence + -in
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