DICT.TW Dictionary Taiwan

 Lamp n.
 1. A light-producing vessel, device, instrument or apparatus; formerly referring especially to a vessel with a wick used for the combustion of oil or other inflammable liquid, for the purpose of producing artificial light; also, a similar device using a gas as the combustible fuel; now referring mainly to an electric lamp.  See sense 3.
 2. Figuratively, anything which enlightens intellectually or morally; anything regarded metaphorically a performing the uses of a lamp.
    Thy word is a lamp unto my feet, and a light unto my path.   --Ps. cxix. 105.
    Ages elapsed ere Homer's lamp appeared.   --Cowper.
 3. Elec. A device or mechanism for producing light by electricity, usually having a glass bulb or tube containing the light-emitting element.  Most lamps belong to one of two categories, the Incandescent lamp (See under Incandescent) or the fluorescent lamp.  However, see also arc lamp, below.
 Aeolipile lamp, a hollow ball of copper containing alcohol which is converted into vapor by a lamp beneath, so as to make a powerful blowpipe flame when the vapor is ignited. --Weale.
 Arc lamp Elec., a form of lamp in which the voltaic arc is used as the source of light.
 Dëbereiner's lamp, an apparatus for the instantaneous production of a flame by the spontaneous ignition of a jet of hydrogen on being led over platinum sponge; -- named after the German chemist Döbereiner, who invented it. Called also philosopher's lamp.
 Flameless lamp, an aphlogistic lamp.
 Lamp burner, the part of a lamp where the wick is exposed and ignited. --Knight.
 Lamp fount, a reservoir for oil, in a lamp.
 Lamp jack. See 2d Jack, n., 4 (l) & (n).
 Lamp shade, a screen, as of paper, glass, or tin, for softening or obstructing the light of a lamp.
 Lamp shell Zool., any brachiopod shell of the genus Terebratula and allied genera. The name refers to the shape, which is like that of an antique lamp. See Terebratula.
 Safety lamp, a miner's lamp in which the flame is surrounded by fine wire gauze, preventing the kindling of dangerous explosive gases; -- called also, from Sir Humphry Davy the inventor, Davy lamp.
 To smell of the lamp, to bear marks of great study and labor, as a literary composition.
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 lamp shade
      n : a protective ornamental shade used to screen a light bulb
          from direct view [syn: lampshade]