Word Study
rosaniline
CIDE DICTIONARY
rosaniline, n. [Rose + aniline.].
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]
OXFORD DICTIONARY
rosaniline, n.
1 a an organic base derived from aniline. b a red dye obtained from this.
2 fuchsine.
1 a an organic base derived from aniline. b a red dye obtained from this.
2 fuchsine.
Etymology
ROSE(1) + ANILINE
For further exploring for "rosaniline" in Webster Dictionary Online