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Xanthinine :: Xanthinine (n.) A complex nitrogenous substance related to urea and uric acid, produced as a white powder; -- so called because it forms yellow salts, and because its solution forms a blue fluorescence like quinine..

Uroxanthin :: Uroxanthin (n.) Same as Indican.

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

Euxanthic :: Euxanthic (a.) Having a yellow color; pertaining to, derived from, or resembling, euxanthin..

Xanthin :: Xanthin (n.) A yellow insoluble coloring matter extracted from yellow flowers; specifically, the coloring matter of madder..

Ilixanthin :: Ilixanthin (n.) A yellow dye obtained from the leaves of the holly.

Phylloxanthin :: Phylloxanthin (n.) A yellow coloring matter extracted from chlorophyll.

Phycoxanthine :: Phycoxanthine (n.) A yellowish coloring matter found in certain algae.

Purree :: Purree (n.) A yellow coloring matter. See Euxanthin.

Paraxanthin :: Paraxanthin (n.) A crystalline substance closely related to xanthin, present in small quantity in urine..

Extractive :: Extractive (n.) Any one of a large class of substances obtained by extraction, and consisting largely of nitrogenous hydrocarbons, such as xanthin, hypoxanthin, and creatin extractives from muscle tissue..

Xanthic :: Xanthic (a.) Of or pertaining to xanthin.

Indican :: Indican (n.) An indigo-forming substance, found in urine, and other animal fluids, and convertible into red and blue indigo (urrhodin and uroglaucin). Chemically, it is indoxyl sulphate of potash, C8H6NSO4K, and is derived from the indol formed in the alimentary canal. Called also uroxanthin..

Puri :: Puri (n.) See Euxanthin.

Eblanin :: Eblanin (n.) See Pyroxanthin.

Hypoxanthin :: Hypoxanthin (n.) A crystalline, nitrogenous substance, closely related to xanthin and uric acid, widely distributed through the animal body, but especially in muscle tissue; -- called also sarcin, sarkin..

Pyroxanthin :: Pyroxanthin (n.) A yellow crystalline hydrocardon extracted from crude wood spirit; -- called also eblanin.

Xanthophyll :: Xanthophyll (n.) A yellow coloring matter found in yellow autumn leaves, and also produced artificially from chlorophyll; -- formerly called also phylloxanthin..

Euxanthin :: Euxanthin (n.) A yellow pigment imported from India and China. It has a strong odor, and is said to be obtained from the urine of herbivorous animals when fed on the mango. It consists if a magnesium salt of euxanthic acid. Called also puri, purree, and Indian yellow..

Theobromine :: Theobromine (n.) An alkaloidal ureide, C7H8N4O2, homologous with and resembling caffeine, produced artificially, and also extracted from cacao and chocolate (from Theobroma Cacao) as a bitter white crystalline substance; -- called also dimethyl xanthine..

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