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.
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


an electric arc produced between two carbon electrodes, formerly used as a light source
(as modifier): carbon-arc light

an electric arc produced between a carbon electrode and material to be welded
(as modifier): carbon-arc welding


Read Also:

  • Carbon-bisulfide

    carbon disulfide. a clear, colorless or faintly yellow, poisonous, flammable liquid, CS 2 , used chiefly in the manufacture of cellophane, viscose rayon, and pesticides and as a solvent for fats, resins, and rubber.

  • Carbon bisulphide

    noun (not in technical usage) another name for carbon disulphide Historical Examples It is insoluble in light petroleum, and but slightly soluble in ethyl acetate, water, or carbon bisulphide. Poisons: Their Effects and Detection Alexander Wynter Blyth The best is perhaps chloroform, and next to this carbon bisulphide. Taxidermy and Zoological Collecting William T. Hornaday […]

  • Carbon-black

    any of various finely divided forms of amorphous carbon prepared by the partial combustion of hydrocarbons, as of natural gas, or by charring wood, bones, or other plant or animal tissues: used in pigments, as reinforcing agents in the manufacture of rubber products, and as clarifying or filtering agents. Historical Examples Of course cotton sheeting […]

  • Carbon brush

    noun a small block of carbon used to convey current between the stationary and moving parts of an electric generator, motor, etc Historical Examples When replacing the block, care must be exercised in pushing the carbon brush into the socket. Aviation Engines Victor Wilfred Pag

Disclaimer: Carbon-arc definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.