electric discharge lamp

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• electric discharge lamp — or vapor lamp Lighting device consisting of a transparent container within which a gas is energized by an applied voltage and made to glow. After practical generators were devised in the 19th century, many experimenters applied electric power to… …   Universalium

• electric-discharge lamp — noun an electric lamp in which the light comes from an electric discharge between two electrodes in a glass tube • Syn: ↑gas discharge lamp • Hypernyms: ↑electric lamp …   Useful english dictionary

• discharge lamp — a lamp in which light is produced by an electric discharge in a gas filled glass enclosure. [1935 40] * * * …   Universalium

• discharge lamp — noun Date: 1933 an electric lamp in which an enclosed gas or vapor glows or causes a phosphor coating on the lamp s inner surface to glow …   New Collegiate Dictionary

• gas-discharge lamp — noun an electric lamp in which the light comes from an electric discharge between two electrodes in a glass tube • Syn: ↑electric discharge lamp • Hypernyms: ↑electric lamp …   Useful english dictionary

• Gas-discharge lamp — See also: Gas filled tube Germicidal lamps are simple low pressure mercury vapor discharges in a fused quartz envelope. Gas discharge lamps are a family of artificial light sources that generate light by sending an electrical discharge through an …   Wikipedia

• High-intensity discharge lamp — A High intensity discharge (HID) lamp is a type of electrical lamp which produces light by means of an electric arc between tungsten electrodes housed inside a translucent or transparent fused quartz or fused alumina tube. This tube is filled… …   Wikipedia

• High-Intensity Discharge Lamp —   A lamp that consists of a sealed arc tube inside a glass envelope, or outer jacket. The inner arc tube is filled with elements that emit light when ionized by electric current. A ballast is required to provide the proper starting voltage and to …   Energy terms

• lamp — lampless, adj. /lamp/, n. 1. any of various devices furnishing artificial light, as by electricity or gas. Cf. fluorescent lamp, incandescent lamp. 2. a container for an inflammable liquid, as oil, which is burned at a wick as a means of… …   Universalium

• electric lamp — noun a lamp powered by electricity • Hypernyms: ↑lamp • Hyponyms: ↑arc lamp, ↑arc light, ↑electric discharge lamp, ↑gas discharge lamp, ↑flashlight, ↑torch, ↑ …   Useful english dictionary

• lamp — Synonyms and related words: Chinese lantern, Finsen light, Moore light, arc light, battery lamp, broadside, candle, candlelight, cresset, dark lantern, electric candle, electric lamp, electric light bulb, electric torch, electric arc lamp,… …   Moby Thesaurus