acetylene

== English == === Etymology === Borrowed from French acétylène, coined by French chemist Marcellin Berthelot, from acetyl +‎ -ene. === Pronunciation === IPA(key): /əˈsɛtəlˌin/ === Noun === acetylene (countable and uncountable, plural acetylenes) (organic chemistry, countable) Any organic compound having one or more carbon–carbon triple bonds; an alkyne. (organic chemistry, uncountable) 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. A lamp powered by acetylene, particularly a motor vehicle headlight. ==== Synonyms ==== (IUPAC name): ethyne ==== Derived terms ==== ==== Related terms ==== acetylide ==== Translations ==== == Norwegian Bokmål == === Alternative forms === acetyla === Pronunciation === IPA(key): /asɛˈtyːlənə/ Rhymes: -ənə Hyphenation: a‧ce‧ty‧le‧ne === Noun === acetylene n definite plural of acetyl