English > tube: 9 senses > noun 1, artifact| Meaning | conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids / liquids or gases. |
|---|
| Synonym | tubing |
|---|
| Narrower | barrel, gun barrel | A tube through which a bullet travels when a gun is fired |
|---|
| blowgun, blowpipe, blowtube, blow tube | A tube through which darts can be shot by blowing / blowing |
| blowtube, blow tube, blowpipe | A tube that directs air or gas into a flame to concentrate heat |
| cannula | A small flexible tube inserted into a body cavity for draining off fluid or introducing medication |
| capillary, capillary tube, capillary tubing | A tube of small internal diameter |
| catheter | A thin flexible tube inserted into the body to permit introduction or withdrawal of fluids or to keep the passageway open |
| cigarette holder | A tube that holds a cigarette while it is being smoked |
| coil | tubing that is wound in a spiral |
| column, chromatography column | A vertical glass tube used in column chromatography |
| drain | tube inserted into a body cavity (as during surgery) to remove unwanted material |
| hose, hosepipe | A flexible pipe for conveying a liquid / liquid or gas |
| inner tube | An inflatable rubber / rubber tube that fits inside the casing of a pneumatic tire |
| mouthpiece | The tube of a pipe or cigarette holder that a smoker holds in the mouth |
| pea shooter | A straight narrow tube through which pellets (as dried peas) can be blown at a target |
| pipe, pipage, piping | A long tube made of metal or plastic that is used to carry water or oil or gas etc. |
| pipe, tobacco pipe | A tube with a small bowl at one end |
| silencer | short tube attached to the muzzle of a gun that deadens the sound of firing |
| siphon, syphon | A tube running from the liquid / liquid in a vessel to a lower level outside the vessel so that atmospheric pressure forces the liquid / liquid through the tube |
| speaking tube | A tube for conveying the sound of a voice from one room to another |
| stem | The tube of a tobacco pipe |
| stent | A slender tube inserted inside a tubular body part (as a blood vessel) to provide support during and after surgical anastomosis |
| straw, drinking straw | A thin paper or plastic tube used to suck liquids / liquids into the mouth |
| test tube | glass tube closed at one end |
| torpedo tube | A tube near the waterline of a vessel through which a torpedo is fired |
| venturi | A tube with a constriction |
| well point, wellpoint | A perforated tube driven into the ground to collect water from the surrounding area |
| Broader | conduit | A passage (a pipe or tunnel) through which water or electric wires can pass |
|---|
| Spanish | canal, caño, tubería, tubo |
|---|
| Catalan | canó, tub |
|---|
| Adjectives | tubular | constituting a tube |
|---|
| Verbs | tube | place or enclose in a tube |
|---|
English > tube: 9 senses > noun 2, artifact| Meaning | electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope. |
|---|
| Synonyms | vacuum tube, thermionic vacuum tube, thermionic tube, electron tube, thermionic valve |
|---|
| Part of | circuit, electrical circuit, electric circuit | An electrical device that provides a path for electrical current to flow |
|---|
| Parts | anode | A positively charged electrode by which electrons leave an electrical device |
|---|
| cathode | A negatively charged electrode that is the source of electrons entering an electrical device |
| electrode | A conductor used to make electrical contact with some part of a circuit |
| grid, control grid | An electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube |
| plate | The positively charged electrode in a vacuum tube |
| Narrower | X-ray tube | A vacuum tube containing a metal target onto which a beam of electrons is directed at high energy for the generation of X rays |
|---|
| acorn tube | A small vacuum tube |
| diode, rectifying tube, rectifying valve | A thermionic tube having two electrodes |
| electron multiplier | A vacuum tube that amplifies a flow of electrons |
| gas-discharge tube | A tube in which an electric discharge takes place through a gas |
| klystron | An electron tube used to generate or amplify electromagnetic radiation in the microwave region by velocity modulation |
| magnetron | A diode vacuum tube in which the flow of electrons from a central cathode to a cylindrical anode is controlled by crossed magnetic and electric fields |
| pentode | A thermionic tube having five electrodes |
| television-camera tube, television pickup tube | A tube that rapidly scans an optical image and converts it into electronic signals |
| tetrode | A thermionic tube having four electrodes |
| triode | A thermionic vacuum tube having three electrodes |
| Broader | electronic device | A device that accomplishes its purpose electronically |
|---|
| Spanish | tubo, válvula termoiónica |
|---|
| Catalan | tub de buit, vàlvula de buit, vàlvula |
|---|
