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Of, pertaining to, or derived from, copper; containing copper; -- said of those compounds of copper in which this element is present in its highest proportion.

markable white crystalline substance, NH4.O.CN, which passes, on standing, to the organic compound, urea, CO.(NH)2.

A compound formed by the union of cyanogen with an element or radical.

poisonous gas, C2N2, with a peach- blossom odor, so called from its tendency to form blue compounds; obtained by heating ammonium oxalate, mercuric cyanide, etc. It is obtained in combination, forming an alkaline cyanide when nitrogen or a nitrogenous compound is strongly ignited with carbon and soda or potash. It cond…

fficinale, formerly called T. Dens-leonis and Leontodos Taraxacum) bearing large, yellow, compound flowers, and deeply notched leaves.

Repeatedly compound; made up of complex constituents.

Compounded more than once; compounded with things already composite.

The act or process of resolving the constituent parts of a compound body or substance into its elementary parts; separation into constituent part; analysis; the decay or dissolution consequent on the removal or alteration of some of the ingredients of a compound; disintegration; as, the decomposition of wood, rocks, et…

0H21, never existing alone, but regarded as the characteristic constituent of a number of compounds of the paraffin series.

finite proportions (Chem.), the essential law of chemical combination that every definite compound always contains the same elements in the same proportions by weight; and, if two or more elements form more than one compound with each other, the relative proportions of each are fixed. Compare Law of multiple proportion…

; thus, 7 feet is a denominate quantity, while 7 is mere abstract quantity or number. See Compound number, under Compound.

Division; separation, as of compound substances into their ingredients. [Obs.] The chymists have a liquor called water of depart. Bacon.

odification or partial substitution as to be regarded as derived from it; thus, the amido compounds are derivatives of ammonia, and the hydrocarbons are derivatives of methane, benzene, etc.

A prefix which formerly properly indicated the second in a regular series of compound in the series, and not to its composition, but which is now generally employed in the same sense as bi- or di-, although little used.

A compound containing in the molecule two atoms of hydrogen united with some other element or radical. [Obs.]

A compound containing in the molecule two atoms of oxygen united with some other element or radical; -- usually called dioxide, or less frequently, binoxide.

evelop the bud into a flower; to develop the mind. The sound developed itself into a real compound. J. Peile. All insects . . . acquire the jointed legs before the wings are fully developed. Owen.

To give up wholly; to addict; to direct the attention of wholly or compound; to attach; -- often with a reflexive pronoun; as, to devote one's self to science, to one's friends, to piety, etc.

Any compound containing two amido groups united with one or more acid or negative radicals, -- as distinguished from a diamine. Cf. Amido acid, under Amido, and Acid amide, under Amide.

A compound containing two amido groups united with one or more basic or positive radicals, -- as contrasted with a diamide.