acetylene

See also: acétylène

English

Etymology

Borrowed from French acétylène, coined by French chemist Marcellin Berthelot, from acetyl.

Pronunciation

• IPA^(key): /ə ˈsɛt əl ˌin/

• Audio (US)

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Noun

acetylene (countable and uncountable, plural acetylenes)

1. (organic chemistry, countable) Any organic compound having one or more carbon–carbon triple bonds; an alkyne.
2. (organic chemistry, uncountable) Ethyne; the simplest alkyne, a hydrocarbon of formula HC≡CH. It is a colourless, odorless gas, formerly used as an illuminating gas, but now used in welding or metallurgy.
3. A lamp powered by acetylene, particularly a motor vehicle headlight.
   • 1908, Upton Sinclair, The Metropolis, Moffat, Yard & Company, New York, page 69:

     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.

Chemical Structure of acetylene

Synonyms

• (IUPAC name): ethyne

Derived terms

• acetylene black
• acetylene torch
• acetylenation
• polyacetylene

Related terms

• acetylide

Translations

acetylene

• Albanian: acetilen (sq)
• Bulgarian: ацетилен (acetilen)
• Catalan: acetilè m
• Chinese:

  Mandarin: 乙炔 (zh) (yǐquē)

• Czech: acetylen (cs) m, acetylén m
• Dutch: acetyleen (nl) n
• Esperanto: acetileno (eo), etino
• Finnish: asetyleeni (fi)
• French: acétylène (fr)
• German: Acetylen (de) n, Azetylen (de) n
• Greek: ασετυλίνη (el) f (asetylíni), ακετυλένιο (el) n (aketylénio)
• Hungarian: acetilén (hu)
• Icelandic: kolvetnisgas n, logsuðugas n, asetýlen n
• Indonesian: asetilena (id)

• Interlingua: acetylen
• Interlingue: acetilen
• Irish: aicéitiléin f
• Italian: acetilene (it)
• Japanese: アセチレン (ja) (asechiren), エチン (ja) (echin)
• Kazakh: ацетилен (acetïlen)
• Malay: asetilena
• Polish: acetylen (pl) m inan
• Portuguese: acetileno (pt)
• Romanian: acetilenă (ro) f
• Russian: ацетиле́н (ru) m (acetilén)
• Spanish: acetileno (es) m
• Swedish: acetylen (sv) n
• Tagalog: asetileno
• Ukrainian: ацетиле́н (uk) m (acetylén)