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

The essential features are to obtain a dry, thin layer of a selected portion of the suspected sputum, which is then to be deeply stained with fuchsin or methyl-violet; the excess of color is to be removed with nitric acid, and the preparation is then ready for examination with the microscope.

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg

As specially suitable we must mention fuchsin, methyl green, methyl violet, methylene blue.

From Project Gutenberg

For such mixtures, fuchsin, bismarck brown, chrome green, may be used.

From Project Gutenberg