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 alizarin is as below...

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

Quinizarin :: Quinizarin () A yellow crystalline substance produced artificially. It is isomeric with alizarin.

Anthracene :: Anthracene (n.) A solid hydrocarbon, C6H4.C2H2.C6H4, which accompanies naphthalene in the last stages of the distillation of coal tar. Its chief use is in the artificial production of alizarin..

Alizarin :: Alizarin (n.) A coloring principle, C14H6O2(OH)2, found in madder, and now produced artificially from anthracene. It produces the Turkish reds..

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

Ruberythrinic :: Ruberythrinic (a.) Pertaining to, or designating, an acid extracted from madder root. It is a yellow crystalline substance from which alizarin is obtained..

Pyrosulphuric :: Pyrosulphuric (a.) Pertaining to, or designating, an acid called also disulphuric acid) obtained by distillation of certain sulphates, as a colorless, thick, oily liquid, H2S2O7 resembling sulphuric acid. It is used in the solution of indigo, in the manufacture of alizarin, and in dehydration..

Munjistin :: Munjistin (n.) An orange-red coloring substance resembling alizarin, found in the root of an East Indian species of madder (Rubia munjista)..

Garancin :: Garancin (n.) An extract of madder by sulphuric acid. It consists essentially of alizarin.

Synthesis :: Synthesis (n.) The art or process of making a compound by putting the ingredients together, as contrasted with analysis; thus, water is made by synthesis from hydrogen and oxygen; hence, specifically, the building up of complex compounds by special reactions, whereby their component radicals are so grouped that the resulting substances are identical in every respect with the natural articles when such occur; thus, artificial alcohol, urea, indigo blue, alizarin, etc., are made by synthesis..

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