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

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..

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

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..

Grenadine :: Grenadine (n.) A trade name for a dyestuff, consisting essentially of impure fuchsine..

Resorcin :: Resorcin (n.) A colorless crystalline substance of the phenol series, obtained by melting certain resins, as galbanum, asafetida, etc., with caustic potash. It is also produced artificially and used in making certain dyestuffs, as phthalein, fluorescein, and eosin..

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..

Dye :: Dye (n.) Material used for dyeing; a dyestuff.

Frangulin :: Frangulin (n.) A yellow crystalline dyestuff, regarded as a glucoside, extracted from a species (Rhamnus Frangula) of the buckthorn; -- called also rhamnoxanthin..

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

Roccellin :: Roccellin (n.) A red dyestuff, used as a substitute for cochineal, archil, etc. It consists of the sodium salt of a complex azo derivative of naphtol..

Morindin :: Morindin (n.) A yellow dyestuff extracted from the root bark of an East Indian plant (Morinda citrifolia).

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).

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..

Naphthazarin :: Naphthazarin (n.) A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; -- called also naphthalizarin..

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..

Eosin :: Eosin (n.) A yellow or brownish red dyestuff obtained by the action of bromine on fluorescein, and named from the fine rose-red which it imparts to silk. It is also used for making a fine red ink. Its solution is fluorescent..

Xanthorhamnin :: Xanthorhamnin (n.) A glucoside extracted from Persian berries as a yellow crystalline powder, used as a dyestuff..

Safranin :: Safranin (n.) An orange-red dyestuff prepared from certain nitro compounds of creosol, and used as a substitute for the safflower dye..

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