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carbon arc

noun
  1. an electric arc between two carbon electrodes, used mainly for lighting, as in an arc light for a motion-picture projector, or for intense heating, as in the cutting and welding of metals.
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Origin of carbon arc

First recorded in 1905–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for carbon arc

Historical Examples

  • After many experiments with platinum, he abandoned that material in favor of the carbon-arc in vacuo.

    Notable Events of the Nineteenth Century

    Various


British Dictionary definitions for carbon arc

carbon arc

noun
    1. an electric arc produced between two carbon electrodes, formerly used as a light source
    2. (as modifier)carbon-arc light
    1. an electric arc produced between a carbon electrode and material to be welded
    2. (as modifier)carbon-arc welding
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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