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The process or art of fixing coloring matters permanently and uniformly in the fibers of wool, cotton, etc.

A dyeing matter extracted from the roots of Alkanna tinctoria, which gives a fine deep red color.

A red or yellowish-red dyeing material, prepared from the pulp surrounding the seeds of a tree (Bixa orellana) belonging to the tropical regions of America. It is used for coloring cheese, butter, etc. [Written also Anatto, Anatta, Annatto, Annotta, etc.]

st Indian species of acacia; neb-neb. It contains gallic acid and tannin, and is used for dyeing drab.

A kind of fustian made of coarse twilled cotton, shorn after dyeing. Simmonds.

(Hæmodoraceæ), the roots of many species of which contain a red coloring matter useful in dyeing.

posure to the air, being oxidized to bra*sil"e*in, C16H12O5, to which brazilwood owes its dyeing properties.

ddish color, imported from Brazil and other tropical countries, for cabinet-work, and for dyeing. The best is the heartwood of Cæsalpinia echinata, a leguminous tree; but other trees also yield it. An interior sort comes from Jamaica, the timber of C. Braziliensis and C. crista. This is often distinguished as Brazilett…

lly. See Cladophyll. -- Dyer's broom, a species of mignonette (Reseda luteola), used for dyeing yellow; dyer's weed; dyer's rocket. -- Spanish broom. See under Spanish.

s, as potassium chromate, lead chromate, etc., which are brilliantly colored and are used dyeing and calico printing. Called also chrome.

A mottled appearance given to ribbons and silks in the process of dyeing.

To change or alter the bue or tint of, by dyeing, staining, painting, etc.; to dye; to tinge; to aint; to stain. The rays, to speak properly, are not colored; in them there is nothing else than a certain power and disposition to stir up a sensation of this or that color. Sir I. Newton.

te of iron; a green crystalline substance, of an astringent taste, used in making ink, in dyeing black, as a tonic in medicine, etc. It is made on a large scale by the oxidation of iron pyrites. Called also ferrous sulphate.

. C. tinctoria, of the Western plains, the commonest plant of the genus, has been used in dyeing.

A name given to various lichens gathered for dyeing. [Scot.]

, vegetable, or mineral substance used in the composition of medicines; any stuff used in dyeing or in chemical operations. Whence merchants bring Their spicy drugs. Milton.

Color produced by dyeing.

A building in which dyeing is carried on.

A material used for dyeing.

Any wood from which coloring matter is extracted for dyeing.