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1 definition found
 for Rosaniline
From The Collaborative International Dictionary of English v.0.48 :

  Rosaniline \Ros*an"i*line\ (? or ?), n. [Rose + aniline.]
     (Chem.)
     A complex nitrogenous base, C20H21N3O, obtained by
     oxidizing a mixture of aniline and toluidine, as a colorless
     crystalline substance which forms red salts. These salts are
     essential components of many of the socalled aniline dyes, as
     fuchsine, aniline red, etc. By extension, any one of the
     series of substances derived from, or related to, rosaniline
     proper.
     [1913 Webster]

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