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eases. This property is due to several alkaloids, as quinine, cinchonine, etc., and their compounds; -- called also Jesuit's bark, and cinchona. See Cinchona.

Having petals; as, a petaled flower; -- opposed to Ant: apetalous, and much used in compounds; as, one-petaled, three- petaled, etc.

The art or practice of preparing and preserving drugs, and of compounding and dispensing medicines according to prescriptions of physicians; the occupation of an apothecary or a pharmaceutical chemist.

A white, crystalline compound, C10H13O2N, used in medicine principally as an antipyretic.

An ammoniated compound of phenyl and acetamide, used as an analgesic and antipyretic. It resembles phenacetin in its therapeutic action.

ure crystallized phenol or carbolic acid. -- Phenol acid (Chem.), any one of a series of compounds which are at once derivatives of both phenol and some member of the fatty acid series; thus, salicylic acid is a phenol acid. -- Phenol alcohol (Chem.), any one of series of derivatives of phenol and carbinol which have…

A compound of phenol analogous to a salt.

ally as a colorless oil which unites with acids, ketones, etc., to form well-crystallized compounds.

like odor, regarded as a complex derivative of acetone, and obtained from certain camphor compounds.

A binary compound of phosphorus.

To impregnate, or combine, with phosphorus or its compounds; as, phosphorated oil.

e most highly oxidized acid of phosphorus, and forms an important and extensive series of compounds, viz., the phosphates. -- Soluble phosphoric acid, Insoluble phosphoric acid (Agric. Chem.), phosphoric acid combined in acid salts, or in neutral or basic salts, which are respectively soluble and insoluble in water or…

ining to phosphorus; resembling or containing phosphorus; specifically, designating those compounds in which phosphorus has a lower valence as contrasted with phosphoric compounds; as, phosphorous acid, H3PO3.

property was discovered by a resident of Bologna. The term is sometimes applied to other compounds having similar properties. -- Metallic phosphorus (Chem.), an allotropic modification of phosphorus, obtained as a gray metallic crystalline substance, having very inert chemical properties. It is obtained by heating or…

The radical PO, regarded as the typical nucleus of certain compounds.

One of the primary divisions of a decompound leaf.

One of the small divisions of a decompound frond or leaf. See Illust. of Bipinnate leaf, under Bipinnate.

A white crystalline compound of piperidine and piperic acid. It is obtained from the black pepper (Piper nigrum) and other species.

a style. When composed of one carpel a pistil is simple; when composed of several, it is compound. See Illust. of Flower, and Ovary.

od tar. It consists of hydrocarbons which when oxidized form the orange-yellow eupittonic compounds, the salts of which are dark blue.