gaseous hydrocarbon, 1864, from French acétylène, coined by French chemist Marcelin-Pierre-Eugène Berthelot (1823-1907) from chemical ending -ene + acetyl, which was coined from acetic in 1839 by Germ [..]

Unsaturated hydrocarbon, formula C2H2, systematic name ethyne; member of the alkyne family; major component of incomplete combustion.

(n) a colorless flammable gas used chiefly in welding and in organic synthesis

A colourless gas (C2H2) prepared by the action of water with calcium carbide. Acetylene is used in gas welding and cutting.

Illustrated Glossary of Organic Chemistry Acetylene (IUPAC name ethyne): The simplest (two carbons) alkyne. By default acetylene is a terminal alkyne. Kekule structure     Ball and spoke model     Spa [..]

<chemistry> A gaseous compound of carbon and hydrogen, in the proportion of two atoms of the former to two of the latter. It is a colourless gas, with a peculiar, unpleasant odour, and is produced for use as an illuminating gas in a number of ways, but chiefly by the action of water on calcium carbide. Its light is very brilliant. (01 Mar 199 [..]

Acetylene, recovery