Safranin

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Safranin

(n.) An orange-red dyestuff extracted from the saffron.
(n.) 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.
(n.) An orange-red dyestuff prepared from certain nitro compounds of creosol, and used as a substitute for the safflower dye.