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arc light

Also, arc lamp. a lamp in which the light source is a high-intensity electric arc either between carbon rods in air or between metal electrodes in a xenon gas atmosphere enclosed in a quartz bulb.
the light produced by such a lamp.
Compare carbon arc, xenon arc.
Origin of arc light
1875-80, Americanism Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for arc-light
Historical Examples
  • In the case of the arc-light the circuit is open (that is, broken), technically speaking, but the current is still flowing.

  • Anyway, look the man over when he passes under the arc-light.

    Nan of Music Mountain Frank H. Spearman
  • Even the arc-light that Foucault produced in 1844 was not utilized then.

    Invention Bradley A. Fiske
  • His face was well lighted by the arc-light under the arch of the door.

    The Landloper Holman Day
  • Under the blue white of the arc-light, her face was that of a dead woman.

  • They were under the arc-light that flooded the entrance to the park.

    The Shadow Mary White Ovington
  • The arc-light outside had gone out and dawn was approaching.

    The Road to Understanding Eleanor H. Porter
  • This leaves the (electric) arc-light as the only one which is really available.

  • Tom was under the arc-light at the gates when the volunteers straggled out.

    The Quickening Francis Lynde
  • The gas has been condensed to a colourless liquid, and frozen to an opaque solid which glows like a minute arc-light.

British Dictionary definitions for arc-light

arc light

a light source in which an arc between two electrodes, usually carbon, produces intense white illumination Also called arc lamp
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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