basic dye

noun

1. a dye soluble in acid and insoluble in basic solution, consisting mostly of amino or imino compounds of xanthene or triarylmethane: used mainly for inks, carbon paper, and typewriter ribbon.

Word History and Origins

Origin of basic dye¹

First recorded in 1890–95

Example Sentences

This is effected by the judicious addition of a suitable acid dye to the pulp already coloured with the basic dye.

From Project Gutenberg

The distinction between acid and basic dye-stuffs is largely due to certain characteristics possessed by many of them.

From Project Gutenberg

When dry, the goods are stained by applying a % (usually) solution of a suitable basic dye, thickened with linseed, with a brush.

From Project Gutenberg

If there is a precipitate there is a basic dye, if not, an acid dye.

From Project Gutenberg

If a darker shade be required, the leather can be treated with a suitable basic dye.

From Project Gutenberg