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acetylene Line breaks: acetyl|ene
Pronunciation: /əˈsɛtɪliːn/

Definition of acetylene in English:


A colourless pungent-smelling hydrocarbon gas, which burns with a bright flame, used in welding and formerly in lighting.
Example sentences
  • Observers have long known that Titan's atmosphere contains methane, ethane, acetylene and many other hydrocarbon compounds.
  • A delicate 24-hour cooling operation saw roads and houses cordoned off as the emergency services tried to prevent the acetylene, propane and oxygen cylinders from exploding in Thornton Heath.
  • Acrylonitrile is another product of acetylene, formed in a reaction with hydrogen cyanide.


Mid 19th century: from acetic acid + -yl + -ene.

Words that rhyme with acetylene

vaseline • Mytilene
Definition of acetylene in:
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