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Webster 1913 Edition

Noun.

(Chem.)

(a)

An orange-red dyestuff extracted from the saffron.

[R.]

(b)

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

(c)

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

safranin ‎(countable and uncountable, plural safranins)