Definition of dyestuff

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Dyestuff (n.) A material used for dyeing.

Lern More About Dyestuff

Safranine :: Safranine (n.) An orange-red nitrogenous dyestuff produced artificially by oxidizing certain aniline derivatives, and used in dyeing silk and wool; also, any one of the series of which safranine proper is the type..
Safranin :: Safranin (n.) A red dyestuff extracted from the safflower, and formerly used in dyeing wool, silk, and cotton pink and scarlet; -- called also Spanish red, China lake, and carthamin..
Dyestuff :: Dyestuff (n.) A material used for dyeing.
Cochineal :: Cochineal () A dyestuff consisting of the dried bodies of females of the Coccus cacti, an insect native in Mexico, Central America, etc., and found on several species of cactus, esp. Opuntia cochinellifera..
Naphthazarin :: Naphthazarin (n.) A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; -- called also naphthalizarin..
Safflower :: Safflower (n.) An annual composite plant (Carthamus tinctorius), the flowers of which are used as a dyestuff and in making rouge; bastard, or false, saffron..
Flavaniline :: Flavaniline (n.) A yellow, crystalline, organic dyestuff, C16H14N2, of artifical production. It is a strong base, and is a complex derivative of aniline and quinoline..
Indophenol :: Indophenol (n.) Any one of a series of artificial blue dyestuffs, resembling indigo in appearance, and obtained by the action of phenol on certain nitrogenous derivatives of quinone. Simple indophenol proper has not yet been isolated..
Nigraniline :: Nigraniline (n.) The complex, nitrogenous, organic base and dyestuff called also aniline black..
Dye :: Dye (v. t.) To stain; to color; to give a new and permanent color to, as by the application of dyestuffs..
Indigo :: Indigo (n.) A blue dyestuff obtained from several plants belonging to very different genera and orders; as, the woad, Isatis tinctoria, Indigofera tinctoria, I. Anil, Nereum tinctorium, etc. It is a dark blue earthy substance, tasteless and odorless, with a copper-violet luster when rubbed. Indigo does not exist in the plants as such, but is obtained by decomposition of the glycoside indican..
Woad :: Woad (n.) A blue dyestuff, or coloring matter, consisting of the powdered and fermented leaves of the Isatis tinctoria. It is now superseded by indigo, but is somewhat used with indigo as a ferment in dyeing..
Frangulin :: Frangulin (n.) A yellow crystalline dyestuff, regarded as a glucoside, extracted from a species (Rhamnus Frangula) of the buckthorn; -- called also rhamnoxanthin..
Crocetin :: Crocetin (n.) A dyestuff, obtained from the Chinese crocin, which produces a brilliant yellow..
Safranin :: Safranin (n.) An orange-red dyestuff prepared from certain nitro compounds of creosol, and used as a substitute for the safflower dye..
Induline :: Induline (n.) A dark green amorphous dyestuff, produced by the oxidation of aniline in the presence of copper or vanadium salts; -- called also aniline black..
Rosolic :: Rosolic (a.) Pertaining to, or designating, a complex red dyestuff (called rosolic acid) which is analogous to rosaniline and aurin. It is produced by oxidizing a mixture of phenol and cresol, as a dark red amorphous mass, C20H16O3, which forms weak salts with bases, and stable ones with acids. Called also methyl aurin, and, formerly, corallin..
Helianthin :: Helianthin (n.) An artificial, orange dyestuff, analogous to tropaolin, and like it used as an indicator in alkalimetry; -- called also methyl orange..
Chay Root :: Chay root () The root of the Oldenlandia umbellata, native in India, which yieds a durable red dyestuff..
Dye :: Dye (n.) Material used for dyeing; a dyestuff.
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