Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of dyestuff is as below...

Orcein :: Orcein (n.) A reddish brown amorphous dyestuff, /, obtained from orcin, and forming the essential coloring matter of cudbear and archil. It is closely related to litmus..

Chrysaurin :: Chrysaurin (n.) An orange-colored dyestuff, of artificial production..

Emeraldine :: Emeraldine (n.) A green compound used as a dyestuff, produced from aniline blue when acted upon by acid..

Santalic :: Santalic (a.) Of, pertaining to, or obtained from, sandalwood (Santalum); -- used specifically to designate an acid obtained as a resinous or red crystalline dyestuff, which is called also santalin..

Crocetin :: Crocetin (n.) A dyestuff, obtained from the Chinese crocin, which produces a brilliant yellow..

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..

Purpurin :: Purpurin (n.) A dyestuff resembling alizarin, found in madder root, and extracted as an orange or red crystalline substance..

Fuchsine :: Fuchsine (n.) Aniline red; an artificial coal-tar dyestuff, of a metallic green color superficially, resembling cantharides, but when dissolved forming a brilliant dark red. It consists of a hydrochloride or acetate of rosaniline. See Rosaniline..

Vesuvine :: Vesuvine (n.) A trade name for a brown dyestuff obtained from certain basic azo compounds of benzene; -- called also Bismarck brown, Manchester brown, etc..

Dyestuff :: Dyestuff (n.) A material used for dyeing.

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..

Luteolin :: Luteolin (n.) A yellow dyestuff obtained from the foliage of the dyer's broom (Reseda luteola).

Erythrosin :: Erythrosin (n.) A red dyestuff obtained from fluorescein by the action of iodine.

Magdala :: Magdala (a.) Designating an orange-red dyestuff obtained from naphthylamine, and called magdala red, naphthalene red, etc..

Nigrosine :: Nigrosine (n.) A dark blue dyestuff, of the induline group; -- called also azodiphenyl blue..

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..

Flavin :: Flavin (n.) A yellow, vegetable dyestuff, resembling quercitron..

Tartrazine :: Tartrazine (n.) An artificial dyestuff obtained as an orange-yellow powder, and regarded as a phenyl hydrazine derivative of tartaric and sulphonic acids..

Nigraniline :: Nigraniline (n.) The complex, nitrogenous, organic base and dyestuff called also aniline black..

Tropaeolin :: Tropaeolin (n.) A name given to any one of a series of orange-red dyestuffs produced artificially from certain complex sulphonic acid derivatives of azo and diazo hydrocarbons of the aromatic series; -- so called because of the general resemblance to the shades of nasturtium (Tropaeolum).

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