erythrosin

noun

eryth·​ro·​sin i-ˈrith-rə-sən How to pronounce erythrosin (audio)
variants or less commonly erythrosine
i-ˈrith-rə-sən How to pronounce erythrosin (audio) -ˌsēn How to pronounce erythrosin (audio)
: any of several dyes made from fluorescein that yield reddish shades

Word History

Etymology

International Scientific Vocabulary erythr- + eosin

First Known Use

circa 1882, in the meaning defined above

Time Traveler
The first known use of erythrosin was circa 1882

Browse Nearby Words

erythrosiderite
erythrosin
Erythroxylaceae
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Cite this Entry

“Erythrosin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erythrosin. Accessed 6 May. 2025.

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Britannica.com: Encyclopedia article about erythrosin

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