英语词汇“eosin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	eosin
释义	eo·sin \ˈēəsə̇n\ noun or eo·sine \“, -ˌsēn\ (-s) Etymology: International Scientific Vocabulary eos- (from Greek ēōs dawn) + -in, -ine; originally formed as German eosin; from the color it gives to silk — more at east 1. a. : a red crystalline fluorescent dye C₂₀H₈Br₄O₅ made by bromination of fluorescein and used chiefly in cosmetics and as a toner; tetrabromo-fluorescein — called also bromo acid b. often capitalized : the red to brown crystalline sodium or potassium salt of this dye used chiefly in making pink or red organic pigments, in microscopy as a biological stain, and in pharmaceutical preparations — called also Eosine G, Eosine Y, Eosine Yellowish; see dye table I (under Acid Red 87) 2. often capitalized : any of several dyes related chemically to eosin < Eosine B or Eosine Bluish > < Eosine H8G > — see dye table I (under Acid Orange II)
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