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ects, birds, plants, etc.; the air vessel of a pump, engine, etc. For the latter, see Air chamber. The air vessels of insects are called tracheæ, of plants spiral vessels.

The jurisdiction or office of an alcalde; also, the building or chamber in which he conducts the business of his office.

of furnace used in refining, to separate the metal from cinders and other foreign matter. Chambers.

An alterative. [R.] Chambers.

brought from Egypt and the West Indies, and having a flavor like that of musk; musk seed. Chambers.

ar understanding of the predicaments and categories, such as definitions of common terms. Chambers.

A shelly plate found in the terminal chambers of ammonite shells. Some authors consider them to be jaws; others, opercula.

es by bending branches to the ground, and covering the small shoots with earth; layering. Chambers.

rmerly used by alchemists. It was so constructed as to maintain uniform and durable heat. Chambers.

A priming tube connecting the charge chamber with the gallery, or place where the slow match is applied. Knight.

The chamber, or one of the two chambers, of the heart, by which the blood is received and transmitted to the ventricle or ventricles; -- so called from its resemblance to the auricle or external ear of some quadrupeds. See Heart.

A furnace or stove in which the fuel is contained in a hopper or chamber, and is fed to the fire as the lower stratum is consumed.

A shallow chamber vessel, so constructed that it can be used by a sick person in bed.

ity at the other end, where it is ordinarily broken; but when perfect it contains a small chambered cone, called the phragmocone, prolonged, on one side, into a delicate concave blade; the thunderstone. It is the internal shell of a cephalopod related to the sepia, and belonging to an extinct family. The belemnites are…

Consisting of, or including, two chambers, or legislative branches. Bentham.

ed felt hat; a wideawake. "The undignified billycocks and pantaloons of the West." B. H. Chamberlain.

Chapter of the Garter, so called from the black rod which he carries. He is of the king's chamber, and also usher to the House of Lords. [Eng.]

-- Also used adjectively of a subject which it is forbidden to investigate. The Bluebeard chamber of his mind, into which no eye but his own must look. Carlyle.

bs.] A pillar of iron . . . which if you had struck, would make . . . a great bomb in the chamber beneath. Bacon.

In pumps, a metal covering for the openings in the valve chambers.