a grayish-black, lumpy, crystalline powder, CaC2, usually derived from coke or anthracite by reaction with limestone or quicklime: used chiefly for the generation of acetylene, which it yields upon decomposing in water.
- Also called carbide.
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How to use calcium carbide in a sentence
It was shown to be calcium carbide, a compound of calcium and carbon, formed by the action of the carbon on the calcium oxide.
With the development of the modern electric furnace the possibility of calcium carbide as a commercial product became known.Oxy-Acetylene Welding and Cutting | Harold P. Manly
Yet these two substances are forced into combination in the manufacture of calcium carbide.Oxy-Acetylene Welding and Cutting | Harold P. Manly
So a lump of calcium carbide, with which many readers are familiar, has vast stores of heat locked up within it.Marvels of Scientific Invention | Thomas W. Corbin
Barium carbide, BaC2, is prepared by a method similar to that in use for the preparation of calcium carbide (see Acetylene).
British Dictionary definitions for calcium carbide
a grey salt of calcium used in the production of acetylene (by its reaction with water) and calcium cyanamide. Formula: CaC 2: Sometimes shortened to: carbide
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