cathode screen

См. также в других словарях:

• cathode ray — a flow of electrons emanating from a cathode in a vacuum tube and focused into a narrow beam. [1875 80] * * * Stream of electrons leaving the negative electrode, or cathode, in an evacuated or gas filled discharge tube or emitted by a heated… …   Universalium

• cathode ray tube — UK US noun [countable] [singular cathode ray tube plural cathode ray tubes] physics a piece of equipment in televisions and some computers that creates the image on the screen. A beam of high energy …   Useful english dictionary

• cathode-ray tube — n a vacuum tube in which a beam of electrons is projected on a fluorescent screen to produce a luminous spot * * * a vacuum tube in which the cathode rays are accelerated as a beam to form luminous spots on a fluorescent screen …   Medical dictionary

• Screen — (skr[=e]n), n. [OE. scren, OF. escrein, escran, F. [ e]cran, of uncertain origin; cf. G. schirm a screen, OHG. scirm, scerm a protection, shield, or G. schragen a trestle, a stack of wood, or G. schranne a railing.] 1. Anything that separates or… …   The Collaborative International Dictionary of English

• Screen door — Screen Screen (skr[=e]n), n. [OE. scren, OF. escrein, escran, F. [ e]cran, of uncertain origin; cf. G. schirm a screen, OHG. scirm, scerm a protection, shield, or G. schragen a trestle, a stack of wood, or G. schranne a railing.] 1. Anything that …   The Collaborative International Dictionary of English

• Screen window — Screen Screen (skr[=e]n), n. [OE. scren, OF. escrein, escran, F. [ e]cran, of uncertain origin; cf. G. schirm a screen, OHG. scirm, scerm a protection, shield, or G. schragen a trestle, a stack of wood, or G. schranne a railing.] 1. Anything that …   The Collaborative International Dictionary of English

• cathode ray tube — n a piece of equipment used in televisions and computers, in which ↑electrons from the cathode produce an image on a screen …   Dictionary of contemporary English

• cathode-ray tube — cathode ray tubes N COUNT A cathode ray tube is a device in televisions and computer terminals which sends an image onto the screen. [TECHNICAL] …   English dictionary

• cathode ray tube — ► NOUN ▪ a high vacuum tube in which cathode rays produce a luminous image on a fluorescent screen, used in televisions and visual display units …   English terms dictionary

• screen — ► NOUN 1) an upright partition used to divide a room, give shelter, or provide concealment. 2) something that provides shelter or concealment. 3) the surface of a cathode ray tube or similar electronic device, especially that of a television, VDU …   English terms dictionary

• cathode ray tube — cathode ray ,tube noun count SCIENCE a piece of equipment in televisions and computers that sends an image to the screen …   Usage of the words and phrases in modern English