Also e·o·sine [ee-uh-sin, -seen] /ˈi ə sɪn, -ˌsin/.
Origin of eosin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for eosine
The dyes with the ponceaus are faster than those with eosine or safranine.The Practical Ostrich Feather Dyer
The eosine plate was underexposed, but brought up everything fairly well except the scarlet hat, which came up like black.
Very good results in soap may be obtained by mixing a fast blue, as ultramarine or cobalt blue, with a red as rhodamine or eosine.Soap-Making Manual
E. G. Thomssen
In the latter mixture they stain really with the methylene blue salt of eosine.Histology of the Blood
Potassa turns rosolic acid and coralline from an orange-red to a bright red, while it produces no change in eosine.
eosine (ˈiːəʊsɪn, -ˌsiːn)
- Also called: bromeosin a red crystalline water-insoluble derivative of fluorescein. Its soluble salts are used as dyes. Formula: C 20 H 8 Br 4 O 5
- any of several similar dyes
C19: from Greek ēōs dawn + -in; referring to the colour it gives to silk
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- Any of a class of red acid dyes of the xanthene group used as cytoplasmic stains and as counterstains, especially the sodium and potassium salts of certain of these dyes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.