safranin

n.

  1. An orange-red dyestuff extracted from the saffron.
  2. A red dyestuff extracted from the safflower, and formerly used in dyeing wool, silk, and cotton pink and scarlet; -- called also Spanish red, China lake, and carthamin.
  3. An orange-red dyestuff prepared from certain nitro compounds of creosol, and used as a substitute for the safflower dye.