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acetylene Syllabification: a·cet·y·lene
Pronunciation: /əˈsed(ə)lˌēn/
/əˈsed(ə)lən/

Definition of acetylene in English:

noun

Chemistry
A colorless 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.

Origin

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

Definition of acetylene in:
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