acetylene: Meaning and Definition of
Pronunciation: (u-set'l-ēn", -in), [key]
— n. Chem.
- a colorless gas, CH, having an etherlike odor, produced usually by the action of water on calcium carbide or by pyrolysis of natural gas: used esp. in metal cutting and welding, as an illuminant, and in organic synthesis. Also called
- acetylene (Thesaurus)