acetylene
noun/əˈsɛtəlˌin/
Etymology Borrowed from French acétylène, coined by French chemist Marcellin Berthelot, from acetyl + -ene.
1
Chemistry, Natural sciences, Organic chemistry, Physical sciences Any organic compound having one or more carbon–carbon triple bonds; an alkyne.
- The acetylene gas lighting in the station offices and platforms at Kyle of Lochalsh recently has been replaced by electric lighting.1951 April, “Notes and News: Improvements at Kyle of Lochalsh”, in Railway Magazine, number 600, page 281:
2
Chemistry, Natural sciences, Organic chemistry, Physical sciences Ethyne; the simplest alkyne, a hydrocarbon of formula HC≡CH. It is a colourless, odourless, extremely flammable, explosive gas, formerly used as an illuminating gas, but now used in welding and metallurgy.
3
A lamp powered by acetylene, particularly a motor vehicle headlight.
- Mrs. Winnie had kindly sent her limousine car for them, and it stood throbbing in front of the hotel-entrance, its acetylenes streaming far up the street.1908, Upton Sinclair, The Metropolis, New York: Moffat, Yard & Company, page 69:
- Synonyms
- ethyne
- Derived terms
- acetylenation, acetylene black, acetylenediol, acetylene torch, acetylenic, conylene, crotonylene, cyanoacetylene, diacetylene, dicyanoacetylene, diiodoacetylene, diphenylacetylene, haloacetylene, methylacetylene, oxyacetylene, phenylacetylene, polyacetylene, terminal acetylene, tosylacetylene, triacetylene, trimethylsilylacetylene, vinylacetylene
- Related terms
- acetylide