from The Century Dictionary and Cyclopedia
- n. One of a class of dyes made by oxidizing a mixture of a paraphenylenediamine derivative and a monamine. The saffranines form metallic-green crystals and dye fabrics orange, red, or violet. The simplest, phenosaffranine, C18H15-N4Cl, is made from paraphenylenediamine and aniline. Tolusaffranine, C21H21N4Cl, is made from paratoluylenediamine and toluidine. Also safranine.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of a class of chiefly red organic dyes
Sorry, no etymologies found.
The fourth group comprises saffranine, azo-dinaphthyldiamine, rosolic acid, coralline, pure eosine and cosine modified by a salt of lead, coccina, artificial ponceau, and red-wood.