- a gas used for illuminating and heating, produced by distilling bituminous coal and consisting chiefly of hydrogen, methane, and carbon monoxide.
- the gas formed by burning coal.
Origin of coal gas
First recorded in 1800–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for coal gas
Explosions of coal-gas were only too common in the mines of England.Historic Inventions
Rupert S. Holland
The flame of coal-gas has recently been applied, to effect the same object.Popular Technology, Vol. I (of 2)
Of late years, the coal-gas furnished by the gas-works has been generally, if not solely, used for the inflation of balloons.
From its extreme lightness it has been used to fill balloons, but coal-gas is now commonly employed for this purpose.
It is usually filled with coal-gas, which has a lifting-force of 35 lb.
- a mixture of gases produced by the distillation of bituminous coal and used for heating and lighting: consists mainly of hydrogen, methane, and carbon monoxide
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