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A yellow crystalline substance extracted from crude anthracene.

derived from, or resembling, chrysophane. Chrysophanic acid (Chem.), a yellow crystalline substance extracted from rhubarb, yellow dock, sienna, chrysarobin, etc., and shown to be a derivative of an anthracene. It is used in the treatment of skin diseases; -- called also rhein, rheic acid, rhubarbarin, etc.…

A warm or spicy condiment or pickle made in India, compounded of various vegetable substances, sweets, acids, etc.

The active principle of the water hemlock (Cicuta) extracted as a poisonous gummy substance.

nine group of alkaloids, found especially in red cinchona bark. It is a white crystalline substance, C19H22N2O, with a bitter taste and qualities similar to, but weaker than, quinine; -- sometimes called also cinchonidia.

Like ashes; having the color of ashes, -- as the cortical substance of the brain.

ing to, or obtained from, cinnamon. Cinnamic acid (Chem.), a white, crystalline, odorless substance. C6H5.C2H2C2H2.CO2H, formerly obtained from storax and oil of cinnamon, now made from certain benzene derivatives in large quantities, and used for the artificial production of indigo.

A yellow crystalline substance, (C6H5.C2H2)2CO, the ketone of cinnamic acid.

s in other organs, caused by increase in the fibrous framework and decrease in the proper substance of the organ.

f, citric and aconitic acids. Citraconic acid (Chem.), a white, crystalline, deliquescent substance, C3H4(CO2H)2, obtained by distillation of citric acid. It is a compound of the ethylene series.

3H4OH.(CO2H)3, extracted from lemons, currants, gooseberies, etc., as a white crystalline substance, having a pleasant sour taste.

A substance, of the consistence of butter or honey, taken from glands in the anal pouch of the civet (Viverra civetta). It is of clear yellowish or brownish color, of a strong, musky odor, offensive when undiluted, but agreeble when a small portion is mixed with another substance. It is used as a perfume.…

A loud, ringing sound, like that made by metallic substances when clanged or struck together. The broadsword's deadly clang, As if a thousand anvils rang. Sir W. Scott.

The quality possessed by many crystallized substances of splitting readily in one or more definite directions, in which the cohesive attraction is a minimum, affording more or less smooth surfaces; the direction of the dividing plane; a fragment obtained by cleaving, as of a diamond. See Parting.

A lump or mass, especially of earth, turf, or clay. "Clods of a slimy substance." Carew. "Clods of iron and brass." Milton. "Clods of blood." E. Fairfax. The earth that casteth up from the plow a great clod, is not so good as that which casteth up a smaller clod. Bacon.

An unshaped piece or mass of wood or other substance.

teid (Physiol. Chem.), one of a class of bodies formed in the coagulation of a albuminous substance by heat, acids, or other agents.

The substance or body formed by coagulation.

ughly charred, and extinguished or still ignited, fragment from wood or other combustible substance; charcoal.

sed for making printer's ink, black varnish, etc. It is a complex mixture from which many substances have been obtained, especially hydrocarbons of the benzene or aromatic series.