vacuum tube

vacuum tube
electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
Hypernyms: ↑electronic device
Part Holonyms: ↑circuit, ↑electrical circuit, ↑electric circuit
Part Meronyms: ↑anode, ↑cathode, ↑electrode, ↑grid, ↑control grid, ↑plate

Useful english dictionary. 2012.

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Look at other dictionaries:

  • Vacuum tube — Vacuum Vac u*um, n.; pl. E. {Vacuums}, L. {Vacua}. [L., fr. vacuus empty. See {Vacuous}.] 1. (Physics) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the… …   The Collaborative International Dictionary of English

  • vacuum tube — n an electronic device in which conduction by electrons takes place through a vacuum within a sealed glass or metal container and which has various uses based on the controlled flow of electrons * * * a glass tube from which the air has been… …   Medical dictionary

  • vacuum tube — ► NOUN ▪ a sealed glass tube containing a near vacuum which allows the free passage of electric current …   English terms dictionary

  • vacuum tube — n. an electron tube from which the air has been evacuated to the highest possible degree …   English World dictionary

  • Vacuum Tube —   [engl.], Vakuumröhre …   Universal-Lexikon

  • vacuum tube — vacuum .tube n AmE a ↑valve …   Dictionary of contemporary English

  • Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… …   Wikipedia

  • vacuum tube — 1. Also called, esp. Brit., vacuum valve. an electron tube from which almost all air or gas has been evacuated: formerly used extensively in radio and electronics. 2. a sealed glass tube with electrodes and a partial vacuum or a highly rarefied… …   Universalium

  • vacuum tube — vakuuminė lempa statusas T sritis fizika atitikmenys: angl. vacuum lamp; vacuum tube; vacuum valve vok. Vakuumlampe, f; Vakuumröhre, f rus. вакуумная лампа, f pranc. lampe à vide, f; tube à vide, m …   Fizikos terminų žodynas

  • vacuum tube — elektroninė lempa statusas T sritis automatika atitikmenys: angl. electronic tube; electronic valve; vacuum tube; valve vok. Elektronenröhre, f; Vakuumröhre, f rus. радиолампа, f; электронная лампа, f pranc. tube à vide, m; tube électronique, m …   Automatikos terminų žodynas

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