noun Chemistry.
- any of a class of chiefly red organic dyes, phenazine derivatives, used for dyeing wool, silk, etc.
- Also called phenosafranine. a purplish-red, water-soluble dye, C18H14N4, used for textiles and as a stain in microscopy.
noun
- any of a class of azine dyes, used for textiles and biological stains
n.
- Any of a family of dyes based on phenazine, used in the textile industry and as a biological stain.