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Hydantoin :: Hydantoin (n.) A derivative of urea, C3H4N2O2, obtained from allantion, as a white, crystalline substance, with a sweetish taste; -- called also glycolyl urea..

Bipyramidal :: Bipyramidal (a.) Consisting of two pyramids placed base to base; having a pyramid at each of the extremities of a prism, as in quartz crystals..

Solanidine :: Solanidine (n.) An alkaloid produced by the decomposition of solanine, as a white crystalline substance having a harsh bitter taste..

Mucic :: Mucic (a.) Pertaining to, or derived from, gums and micilaginous substances; specif., denoting an acid obtained by the oxidation of gums, dulcite, etc., as a white crystalline substance isomeric with saccharic acid..

Fumarine :: Fumarine (n.) An alkaloid extracted from fumitory, as a white crystalline substance..

Eucalyn :: Eucalyn (n.) An unfermentable sugar, obtained as an uncrystallizable sirup by the decomposition of melitose; also obtained from a Tasmanian eucalyptus, -- whence its name..

Toluid :: Toluid (n.) A complex double tolyl and toluidine derivative of glycocoll, obtained as a white crystalline substance..

Coumarin :: Coumarin (n.) The concrete essence of the tonka bean, the fruit of Dipterix (formerly Coumarouna) odorata and consisting essentially of coumarin proper, which is a white crystalline substance, C9H6O2, of vanilla-like odor, regarded as an anhydride of coumaric acid, and used in flavoring. Coumarin in also made artificially..

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

Cronstedtite :: Cronstedtite (n.) A mineral consisting principally of silicate of iron, and crystallizing in hexagonal prisms with perfect basal cleavage; -- so named from the Swedish mineralogist Cronstedt..

Sorbite :: Sorbite (n.) A sugarlike substance, isomeric with mannite and dulcite, found with sorbin in the ripe berries of the sorb, and extracted as a sirup or a white crystalline substance..

Xylostein :: Xylostein (n.) A glucoside found in the poisonous berries of a species of honeysuckle (Lonicera xylosteum), and extracted as a bitter, white, crystalline substance..

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

Hydrous :: Hydrous (a.) Containing water of hydration or crystallization.

Myristone :: Myristone (n.) The ketone of myristic acid, obtained as a white crystalline substance..

Phenanthrene :: Phenanthrene (n.) A complex hydrocarbon, C14H10, found in coal tar, and obtained as a white crystalline substance with a bluish fluorescence..

Glyoxaline :: Glyoxaline (n.) A white, crystalline, organic base, C3H4N2, produced by the action of ammonia on glyoxal, and forming the origin of a large class of derivatives hence, any one of the series of which glyoxaline is a type; -- called also oxaline..

Menthol :: Menthol (n.) A white, crystalline, aromatic substance resembling camphor, extracted from oil of peppermint (Mentha); -- called also mint camphor or peppermint camphor..

Protocatechuic :: Protocatechuic (a.) Pertaining to, derived from, or designating, an organic acid which is obtained as a white crystalline substance from catechin, asafetida, oil of cloves, etc., and by distillation itself yields pyrocatechin..

Harmotome :: Harmotome (n.) A hydrous silicate of alumina and baryta, occurring usually in white cruciform crystals; cross-stone..

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