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.

Also e·o·sine

[ee-uh-sin, -seen]. /ˈi ə sɪn, -ˌsin/.

Origin of eosin

1865–70; <Greek ēṓs dawn (see eo-) + -in²

OTHER WORDS FROM eosin

e·o·sin·ic, adjectivee·o·sin·like, adjective

Words nearby eosin

eonian, eonism, eo nomine, EOP, Eos, eosin, eosinopenia, eosinophil, eosinophil adenoma, eosinophil chemotactic factor of anaphylaxis, eosinophilia

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for eosin

The eosin-cherry daughters were darker than their eosin brothers.
Sex-linked Inheritance in Drosophila|Thomas Hunt Morgan
Since eosin is an allelomorph of cherry, it should be expected to give with sable the same cross-over value as did cherry.
Sex-linked Inheritance in Drosophila|Thomas Hunt Morgan
Eosin is the most useful character among all those in the left end of the chromosome.
Sex-linked Inheritance in Drosophila|Thomas Hunt Morgan
A similar experiment, in which eosin and vermilion were used instead of eosin and miniature, is summarized in table 26.
Sex-linked Inheritance in Drosophila|Thomas Hunt Morgan

The latter position is improbable, since eosin already lies very near the extreme left end of the known series.
Sex-linked Inheritance in Drosophila|Thomas Hunt Morgan

British Dictionary definitions for eosin

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, adjective

Word 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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for eosin

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.

单词	eosin
释义	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. Also e·o·sine [ee-uh-sin, -seen]. /ˈi ə sɪn, -ˌsin/. Origin of eosin 1865–70; <Greek ēṓs dawn (see eo-) + -in² OTHER WORDS FROM eosin e·o·sin·ic, adjectivee·o·sin·like, adjective Words nearby eosin eonian, eonism, eo nomine, EOP, Eos, eosin, eosinopenia, eosinophil, eosinophil adenoma, eosinophil chemotactic factor of anaphylaxis, eosinophilia Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for eosin The eosin-cherry daughters were darker than their eosin brothers. Sex-linked Inheritance in Drosophila\|Thomas Hunt Morgan Since eosin is an allelomorph of cherry, it should be expected to give with sable the same cross-over value as did cherry. Sex-linked Inheritance in Drosophila\|Thomas Hunt Morgan Eosin is the most useful character among all those in the left end of the chromosome. Sex-linked Inheritance in Drosophila\|Thomas Hunt Morgan A similar experiment, in which eosin and vermilion were used instead of eosin and miniature, is summarized in table 26. Sex-linked Inheritance in Drosophila\|Thomas Hunt Morgan The latter position is improbable, since eosin already lies very near the extreme left end of the known series. Sex-linked Inheritance in Drosophila\|Thomas Hunt Morgan British Dictionary definitions for eosin 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, adjective Word 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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for eosin 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.
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