fuchsin

American  

[fook-sin] / ˈfʊk sɪn /

Also fuchsine

noun

1. a greenish, water-soluble, solid, coal-tar derivative, obtained by the oxidation of a mixture of aniline and the toluidines, that forms deep-red solutions: used chiefly as a dye.

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fuchsin British  

/ -sɪn, ˈfuːksɪn, ˈfuːksiːn /

noun

1. Also called: magenta.  a greenish crystalline substance, the quaternary chloride of rosaniline, forming a red solution in water: used as a textile dye and a biological stain. Formula: C 20 H 19 N 3 HCl

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Etymology

Origin of fuchsin

First recorded in 1860–65; fuchs(ia) + -in ²

Example Sentences

Stain carbolic methylene-blue, carbolic fuchsin, and Gram's method.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by Eyre, J. W. H. (John William Henry)

Weak carbol fuchsin, neutral red or toluidin blue can also be used to stain the background if desired, after the removal of the paraffin in step 9.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by Eyre, J. W. H. (John William Henry)

Take glycerine, 20 parts; fuchsin, 3 parts; aniline oil, 2 parts; carbolic acid, 2 parts.

From Scientific American Supplement, No. 417, December 29, 1883 by Various

If the bacilli are stained red with fuchsin, the background should be made blue.

From A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases by Various

Granules staining in pure fuchsin colour and which hence possess a weak acid reaction are much more rarely found.

From Histology of the Blood Normal and Pathological by Myers, W.