carbon arc


noun

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.

Origin of carbon arc

First recorded in 1905–10

Example sentences from the Web for carbon arc

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