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s which can be replaced by positive or basic atoms or radicals to form salts; -- said of acids. See Dibasic.

A carbonate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal carbonates; an acid carbonate; -- sometimes called supercarbonate.

A salt containing two parts of chromic acid to one of the other ingredients; as, potassium bichromate; -- called also dichromate.

A yellow, or greenish, viscid fluid, usually alkaline in reaction, secreted by the liver. It passes into the intestines, where it aids in the digestive process. Its characteristic constituents are the bile salts, and coloring matters.

Relating or belonging to bile; conveying bile; as, biliary acids; biliary ducts. Biliary calculus (Med.), a gallstone, or a concretion formed in the gall bladder or its duct.

of two East Indian species of Averrhoa, of the Oxalideæ or Sorrel family. They are very acid, and highly esteemed when preserved or pickled. The juice is used as a remedy for skin diseases. [Written also blimbi and blimbing.]

action of alcohol and ether. It is composed of a mixture of the sodium salts of the bile acids.

A salt having two equivalents of arsenic acid to one of the base. Graham.

A salt having two equivalents of oxalic acid to one of the base; an acid oxalate.

The chemistry of living organisms; the chemistry of the processes incidental to, and characteristic of, life.

An extremely adhesive viscid substance, usually made of the middle bark of the holly, by boiling, fermenting, and cleansing it. When a twig is smeared with this substance it will hold small birds which may light upon it. Hence: Anything which insnares. Not birdlime or Idean pitch produce A more tenacious mass of clammy…

A salt of metasilicic acid; -- so called because the ratio of the oxygen of the silica to the oxygen of the base is as two to one. The bisilicates include many of the most common and important minerals.

A sulphate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal sulphates; an acid sulphate.

A salt of sulphurous acid in which the base replaces but half the hydrogen of the acid; an acid sulphite.

A salt of tartaric acid in which the base replaces but half the acid hydrogen; an acid tartrate, as cream of tartar.

he dust. -- To bite in (Etching), to corrode or eat into metallic plates by means of an acid. -- To bite the thumb at (any one), formerly a mark of contempt, designed to provoke a quarrel; to defy. "Do you bite your thumb at us " Shak. -- To bite the tongue, to keep silence. Shak.

The process of corroding or eating into metallic plates, by means of an acid. See Etch. G. Francis.

ubstance, C2O2N3H5, formed by heating urea. It is intermediate between urea and cyanuric acid.

ts others with foul abuse; a scoundrel; a rough. A man whose manners and sentiments are decidedly below those of his class deserves to be called a blackguard. Macaulay.

s vesicles in the divisions of the leaves. These serve as traps for minute animals. See Ascidium.