English word acetylene comes from French acétylène ((organic chemistry) acetylene.)
| Dictionary entry | Language | Definition |
|---|---|---|
| acétylène | French (fra) | (organic chemistry) acetylene. |
| acetylene | English (eng) | (organic chemistry, countable) Any organic compound having one or more carbon–carbon triple bonds; an alkyne.. (organic compound, 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. |