eosin
[ ee-uh-sin ]
/ ˈi ə sɪn /
noun Chemistry.
Also called bromeosin, tetrabromofluorescein. a red, crystalline, water-insoluble solid, C20H8Br4O5, derived from fluorescein by bromination: used chiefly as an acid dye for dyeing silk a rose red color and as a histological stain.
any of a variety of eosinlike dyes.
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Also e·o·sine [ee-uh-sin, -seen] /ˈi ə sɪn, -ˌsin/.
OTHER WORDS FROM eosin
e·o·sin·ic, adjectivee·o·sin·like, adjectiveWords nearby eosin
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for eosine
British Dictionary definitions for eosine
eosin
eosine (ˈiːəʊsɪn, -ˌsiːn)
/ (ˈiːəʊsɪn) /
noun
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
Derived forms of eosin
eosinic, adjectiveeosin-like, adjectiveWord Origin for eosin
C19: from Greek ēōs dawn + -in; referring to the colour it gives to silk
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medical definitions for eosine
eosin
[ ē′ə-sən ]
n.
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.