Safety lamp

Safety lamp
Lamp Lamp (l[a^]mp), n. [F. lampe, L. lampas, -adis, fr. Gr. ?, ?, torch, fr. ? to give light, to shine. Cf. {Lampad}, {Lantern}.] 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]. [1913 Webster +PJC]

2. Figuratively, anything which enlightens intellectually or morally; anything regarded metaphorically a performing the uses of a lamp. [1913 Webster]

Thy word is a lamp unto my feet, and a light unto my path. --Ps. cxix. 105. [1913 Webster]

Ages elapsed ere Homer's lamp appeared. --Cowper. [1913 Webster]

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. [1913 Webster +PJC]

4. A device that emits radiant energy in the form of heat, infrared, or ultraviolet rays; as, a heat lamp. [PJC]

{[AE]olipile 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.

{D["e]bereiner'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 D["o]bereiner, 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} (Zo["o]l.), 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. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Safety lamp — Safety chain Safety chain (a) (Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing. (b) An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the… …   The Collaborative International Dictionary of English

  • safety lamp — n. a miner s lamp designed to avoid explosion, fire, etc.: see also DAVY LAMP …   English World dictionary

  • safety lamp — n a special lamp used by ↑miners, with a flame which will not make underground gases explode …   Dictionary of contemporary English

  • Safety lamp — A safety lamp is any of several types of lamp, which are designed to be safe to use in coal mines. These lamps are designed to operate in air that may contain coal dust, methane, or firedamp, all of which are potentially flammable or explosive… …   Wikipedia

  • safety lamp — a miner s lamp in which the flame is protected by wire gauze to prevent the immediate ignition of explosive gases. [1810 20] * * * ▪ coal mining       lighting device used in places, such as mines, in which there is danger from the explosion of… …   Universalium

  • safety lamp — noun an oil lamp that will not ignite flammable gases (methane) • Syn: ↑Davy lamp • Hypernyms: ↑oil lamp, ↑kerosene lamp, ↑kerosine lamp * * * ˈsafety lamp f15 [safety lamp …   Useful english dictionary

  • SAFETY LAMP —    name of a variety of lamps for safety in coal mines against fire damp, a highly explosive mixture of natural gas apt to accumulate in them; the best known being the Davey Lamp, invented by Sir Humphrey Davy; the Geordie, invented by George… …   The Nuttall Encyclopaedia

  • safety lamp — light used to ensure safety, emergency lamp …   English contemporary dictionary

  • safety lamp — safe′ty lamp n. min a miner s lamp in which the flame is protected by wire gauze to prevent the ignition of explosive gases • Etymology: 1810–20 …   From formal English to slang

  • safety lamp — /ˈseɪfti læmp/ (say sayftee lamp) noun a miner s lamp in which the flame is protected by wire gauze, thus preventing immediate ignition of explosive gases …   Australian English dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”