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A white, bitter, crystallizable substance, obtained from coffee. It is identical with the alkaloid theine from tea leaves, and with guaranine from guarana.

A yellow or smoky brown variety of rock crystal, or crystallized quartz, found esp, in the mountain of Cairngorm, in Scotland.

Calcium carbonate, or carbonate of lime. It is rhombohedral in its crystallization, and thus distinguished from aragonite. It includes common limestone, chalk, and marble. Called also calc-spar and calcareous spar.

d, to give notice that the amount of the bond will be paid. -- To call a party (Law), to cry aloud his name in open court, and command him to come in and perform some duty requiring his presence at the time on pain of what may befall him. -- To call back, to revoke or retract; to recall; to summon back. -- To call d…

The act of one who calls; a crying aloud, esp. in order to summon, or to attact the attention of, some one.

A bitter principle extracted as a white crystalline substance from the calumba root. [Written also colombin, and columbin]

Of, pertaining to, or derived from, camphor. Camphoric acid, a white crystallizable substance, C10H16O4, obtained from the oxidation of camphor.

A mineral occurring in hexagonal crystals, also massive, generally of a yellow color, containing silica, alumina, lime, soda, and carbon dioxide.

To make sugar crystals of or in; to form into a mass resembling candy; as, to candy sirup.

The Roman Catolic Church holds as canonical several books which Protestants reject as apocryphal. -- Canonical epistles, an appellation given to the epistles called also general or catholic. See Catholic epistles, under Canholic. -- Canonical form (Math.), the simples or most symmetrical form to which all functions…

The active principe of the cantharis, or Spanish fly, a volatile, acrid, bitter solid, crystallizing in four-sided prisms.

es in butter, cocoanut oil, etc., united with glycerin; they are colorless oils, or white crystalline solids, of an unpleasant odor like that of goats or sweat.

A colorless crystalline substance extracted from the Capsicum annuum, and giving off vapors of intense acridity.

Inflammation of a capsule, as that of the crystalline lens.

The incision of a capsule, esp. of that of the crystalline lens, as in a cataract operation.

A white crystallized substance, C12H8NH, derived from aniline and other amines.

ms the base of lampblack and charcoal, and enters largely into mineral coals. In its pure crystallized state it constitutes the diamond, the hardest of known substances, occuring in monometric crystals like the octahedron, etc. Another modification is graphite, or blacklead, and in this it is soft, and occurs in hexago…

d used for diamond drills. It occurs in irregular or rounded fragments, rarely distinctly crystallized, with a texture varying from compact to porous.

A beautiful crystalline compound, SiC, consisting of carbon and silicon in combination; carbon silicide. It is made by heating carbon and sand together in an electric furnace. The commercial article is dark-colored and iridescent. It is harder than emery, and is used as an abrasive.

A white crystalline substance, C9H6N.OH, of acid properties derived from one of the amido cinnamic acids.