FLUORESCEINE

fluorescein, fluoresceine, fluorescent dye, resorcinolphthalein

(noun) a 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 ions are left in solution and negative fluorescein ions are then absorbed)

Source: WordNet® 3.1


Noun

fluoresceine (plural fluoresceines)

Alternative spelling of fluorescein

Source: Wiktionary



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Word of the Day

9 October 2024

VOLATILE

(noun) a volatile substance; a substance that changes readily from solid or liquid to a vapor; “it was heated to evaporate the volatiles”


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Coffee Trivia

As of 2019, Starbucks opens a new store every 15 hours in China. The coffee chain has grown by 700% over the past decade.

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