HyperDic: fluoresceine

English > 1 sense of the word fluoresceine:
NOUNsubstancefluoresceine, fluorescein, fluorescent dye, resorcinolphthaleina yellow dye that is visible even when highly diluted
English > fluoresceine: 1 sense > noun 1, substance
MeaningA yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride / chloride ions are left in solution and negative fluorescein ions are then absorbed).
Synonymsfluorescein, fluorescent dye, resorcinolphthalein
CategorysolutionA homogeneous mixture of two or more substances
Narrowereosin, bromeosinA red fluorescent dye resulting from the action of bromine on fluorescein
Broaderabsorption indicatorAn indicator used in reactions that involve precipitation
dye, dyestuffA usually soluble substance for staining or coloring e.g. fabrics or hair
Spanishcolorante fluorescente, fluoresceína
Catalanfluoresceïna

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