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
: 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

Dictionary Entries Near erythrosin

erythrosiderite

erythrosin

Erythroxylaceae

See More Nearby Entries 

Cite this Entry

“Erythrosin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erythrosin. Accessed 27 Mar. 2023.

Copy Citation

Share

More from Merriam-Webster on erythrosin

Britannica.com: Encyclopedia article about erythrosin

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Word of the Day

Listen to the pronunciation of disparate

See Definitions and Examples »

Test Your Vocabulary

A Good Old-Fashioned Quiz

  • butter churn
Spell It

Hear a word and type it out. How many can you get right?

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY
Words at Play
Ask the Editors
Word Games