a colorless gas, C2H2, having an etherlike odor, produced usually by the action of water on calcium carbide or by pyrolysis of natural gas: used especially in metal cutting and welding, as an illuminant, and in organic synthesis.
- a·cet·y·len·ic [uh-set-l-en-ik], /əˌsɛt lˈɛn ɪk/, adjective
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How to use acetylene in a sentence
acetylene gas is now used in a safe apparatus, and it also is an excellent light.Essays In Pastoral Medicine | Austin Malley
We re-charged the acetylene lamps, for we intended to sit up late.Castellinaria | Henry Festing Jones
An engineer regiment was fighting the water in the Place de la Concorde by the light of acetylene lamps.Paris Vistas | Helen Davenport Gibbons
Such a solution is an absorbent of carbon monoxide; it also absorbs ethylene and acetylene.Poisons: Their Effects and Detection | Alexander Wynter Blyth
Jones had been charging the acetylene generators and by some means one of them caught fire.The Home of the Blizzard | Douglas Mawson
British Dictionary definitions for acetylene
a colourless flammable gas used in the manufacture of organic chemicals and in cutting and welding metals. Formula: C 2 H 2: Systematic name: ethyne
another name for alkyne
(as modifier): acetylene series
- acetylenic (əˌsɛtɪˈlɛnɪk), adjective
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
Scientific definitions for acetylene
A colorless, highly flammable or explosive gas with a characteristic sweet odor. It is used in welding torches and in the manufacture of organic chemicals such as vinyl chloride. Acetylene is the simplest alkyne, consisting of two carbon atoms joined by a triple bond and each attached to a single hydrogen atom. Also called ethyne. Chemical formula: C2H2.
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