Tube
[tjuːb] or [tub]
Definition
(noun.) conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases.
(noun.) electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope.
(noun.) (anatomy) any hollow cylindrical body structure.
(verb.) place or enclose in a tube.
(verb.) ride or float on an inflated tube; 'We tubed down the river on a hot summer day'.
(verb.) convey in a tube; 'inside Paris, they used to tube mail'.
(verb.) provide with a tube or insert a tube into.
Edited by Hardy--From WordNet
Definition
(n.) A hollow cylinder, of any material, used for the conveyance of fluids, and for various other purposes; a pipe.
(n.) A telescope.
(n.) A vessel in animal bodies or plants, which conveys a fluid or other substance.
(n.) The narrow, hollow part of a gamopetalous corolla.
(n.) A priming tube, or friction primer. See under Priming, and Friction.
(n.) A small pipe forming part of the boiler, containing water and surrounded by flame or hot gases, or else surrounded by water and forming a flue for the gases to pass through.
(n.) A more or less cylindrical, and often spiral, case secreted or constructed by many annelids, crustaceans, insects, and other animals, for protection or concealment. See Illust. of Tubeworm.
(n.) One of the siphons of a bivalve mollusk.
(v. t.) To furnish with a tube; as, to tube a well.
Checker: Quincy
Synonyms and Synonymous
n. Pipe, hollow cylinder.
Checker: Sigmund
Definition
n. a pipe: a long hollow cylinder for the conveyance of fluids &c.: a canal: the body of a musical instrument: a telescope: a cylindrical receptacle for holding semi-fluid substances as pigments.—v.t. to furnish with enclose in a tube.—n. Tū′bage the act or process of lining a heavy gun by insertion of a tube of wrought-iron &c.: (med.) the insertion of a tube into the larynx &c.—adjs. Tū′bal Tū′bar.—n. Tube′-well a pipe used to obtain water from beneath the ground having a sharp point and a number of perforations just above the point.—adjs. Tubic′olar Tū′bicole Tubic′olous inhabiting a tube: spinning a tubular web; Tū′biflorous having tubular flowers; Tū′biform shaped like a tube.—n. Tū′bing the act of making tubes: tubes collectively: material for tubes.—adjs. Tū′būlar having the form of a tube: having a sound like that made by the passage of air through a tube; Tūbūlā′rian hydriform in tubular shape with wide disc; Tū′būlate -d Tū′būlous Tū′būlose formed like a tube: formed of tubes.—n. Tū′būle a small tube.—adj. Tū′būliform having the form of a small tube.
Edited by Cheryl
Examples
- The tube is 52 feet long, 4 feet diameter in the middle, tapering to a little over 3 feet at the ends. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- Air is supplied through a tube _DD_. Bertha M. Clark. General Science.
- Free chlorine is heavier than air, and hence when it leaves the exit tube it settles at the bottom of the jar, displacing the air, and finally filling the bottle. Bertha M. Clark. General Science.
- When the mixture was heated, the ammonia was driven over to the other end of the tube, immersed in a cold bath, and the ammonia gas became liquefied. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- A cylindrical tube with a perforated end contained the liquid. Various. The Wonder Book of Knowledge.
- When all was completed the great staging was removed, and the mighty tube rested alone and secure upon its massive wedge-faced piers rising from the bedrock of the flood below. William Henry Doolittle. Inventions in the Century.
- The dull crackling noise noticed in the ear when one swallows is due to the entrance and exit of air in the tube. Bertha M. Clark. General Science.
- Attach a small toy bell to a glass rod (Fig. 166) by means of a rubber tube and pass the rod through one of two openings in a rubber cork. Bertha M. Clark. General Science.
- At No. 12 a tumbler of whiskey is frozen solid by immersing a tube containing liquid air in it. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- The whole lot, rods and rope, when ready for tube, should have another coat, and then be placed in tube and filled. Frank Lewis Dyer. Edison, His Life and Inventions.
- This accident caused some delay, but the other tubes were in the meantime progressing, and the completed bridge was opened for public traffic on the 21st of October, 1850. Frederick C. Bakewell. Great Facts.
- Brass tubes can easily be bent by ramming full of sand, stopping the ends, and bending them over a curved surface. William K. David. Secrets of Wise Men, Chemists and Great Physicians.
- Get a quarter or half a pound of dark green ink, which is put up in collapsible tubes costing from fifty cents to $2 per pound, according to quality. William K. David. Secrets of Wise Men, Chemists and Great Physicians.
- It was a machine mounted on two wheels, that had a seed box in the bottom of which was a series of holes opening into a corresponding number of metal tubes or funnels. William Henry Doolittle. Inventions in the Century.
- In the ventilator should be four or six tin tubes 1/2 inch in diameter and 6 inches long. William K. David. Secrets of Wise Men, Chemists and Great Physicians.
- It embodied, as leading features, the steam blast and the multitubular boiler, which latter was six feet long and had twenty-five three-inch tubes. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- There were twenty-five of these tubes passing through the boiler, and fixed water-tight at each end. Frederick C. Bakewell. Great Facts.
- The Britannia Bridge was commenced in May, 1846, and the first of the main tubes was completed in June, 1849. Frederick C. Bakewell. Great Facts.
- Nathan Read of Salem, Massachusetts, in 1791, invented a tubular boiler in which the flues and gases are conducted through tubes passing through the boiler into the smokestack. William Henry Doolittle. Inventions in the Century.
- The deflection of the tubes in the centre amounted to only three-quarters of an inch in each cell; it being rather less when the trains were at full speed than when stationary. Frederick C. Bakewell. Great Facts.
Checker: Mario