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A flexible tube for connecting the ends of glass tubes in pneumatic experiments.

ion. Consumption of the bowels (Med.), inflammation and ulceration of the intestines from tubercular disease.

same deep range as the stringed double bass; as, the contrabass ophicleide; the cotrabass tuba or bombardon.

Exhibiting contumacy; contemning authority; obstinate; perverse; stubborn; disobedient. There is another very, efficacious method for subding the most obstinate, contumacious sinner. Hammond.

Stubborn perverseness; pertinacious resistance to authority. The bishop commanded him . . . to be thrust into the stocks for his manifest and manifold contumacy. Strype.

tly converted. B. Jonson. Converted guns, cast-iron guns lined with wrought-iron or steel tubes. Farrow. -- Converting furnace (Steel Manuf.), a furnace in which wrought iron is converted into steel by cementation.

Rising or swelling into a spherical or rounded form; regularly protuberant or bulging; -- said of a spherical surface or curved line when viewed from without, in opposition to concave. Drops of water naturally form themselves into figures with a convex surface. Whewell. Double convex, convex on both sides; convexo-conv…

Made convex; protuberant in a spherical form. Sir T. Browne.

To work upon in the manner of a cooper. [Obs.] "Shaken tubs . . . be new cooped." Holland.

A tube or quill upon which silk is wound.

The prtion of a mold which shapes the interior of a cylinder, tube, or other hollow casting, or which makes a hole in or through a casting; a part of the mold, made separate from and inserted in it, for shaping some part of the casting, the form of which is not determined by that of the pattern.

Girt about the spire with a row of tubercles or spines; -- said of spiral shells.

ce resistance. [They] do not . . . overcome the counteraction of a false principle or of stubborn partiality. Johnson.

The part of a writing (as the stub of a bank check) in which are noted the main particulars contained in the corresponding part, which has been issued.

An umbelliferous plant (Peucedanum Cous) with edible tuberous roots, found in Oregon. [Written also cous.]

been added. -- Cream gauge, an instrument to test milk, being usually a graduated glass tube in which the milk is placed for the cream to rise. -- Cream nut, the Brazil nut. -- Cream of lime. (a) A scum of calcium carbonate which forms on a solution of milk of lime from the carbon dioxide of the air. (b) A thick cr…

A tool for making creases or beads, as in sheet iron, or for rounding small tubes.

A small tube, usually curved, applied to a trumpet, horn, etc., to change its pitch or key.

The dark space within the negative-pole glow at the cathode of a vacuum tube, observed only when the pressure is low enough to give a striated discharge; -- called also Crookes layer.

ater by its own evaporation. The ordinary form consist of two glass bulbs, connected by a tube of the same material, and containing only a quantity of water and its vapor, devoid of air. The water is in one of the bulbs, and freezes when the other is cooled below 32º Fahr.