Definition of "fuchsine"

By other experiments a much finer subdivision can be made. A solution of .00000002g of the red coloring matter, fuchsine, in 1cc of alcohol gives a distinct color.

1894, Rufus Phillips Williams, “What Chemistry Is”, in Introduction to Chemical Science, Boston: Ginn & Company, page 4

Acid members of this class include acid violets, soluble and alkali blues, wool blues, Acid Magenta which is the same as Acid Fuchsine, acid greens, patent blues, ketone blues, Neptune Green, Erioglaucine, and others.

1961, Adnah Clifton Newell, William Holtrop, Coloring, Finishing and Painting Wood‎, C. A. Bennett, page 113

When skin is stained with Altmann’s acid fuchsin methyl green the spiral filaments of the epidermis are stained only moderately, but typical mitochondria stain clearly.

1962, William Montagna, “The Epidermis”, in The Structure and Function of Skin, 2nd edition, New York: Academic P, page 40