English Explanatory Dictionary

acetylene

English dictionary entry

Meanings

noun
  1. Any organic compound having one or more carbon–carbon triple bonds; an alkyne.
  2. 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.

Pronunciation

/əˈsɛtəlˌin/ en-us-acetylene.ogg

Word forms

acetylene acetylenes

Etymology

Etymology tree French acétylènebor. English acetylene Borrowed from French acétylène, coined by French chemist Marcellin Berthelot, from acetyl + -ene.

Synonyms

ethyne

Related words

acetylide

Derived words

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
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