ethylene

== English == === Etymology === From eth- +‎ -ylene. === Pronunciation === IPA(key): /ˈɛθɪˌliːn/ (weak vowel merger) IPA(key): /ˈɛθəˌliːn/ === Noun === ethylene (countable and uncountable, plural ethylenes) (organic chemistry) The common name for the organic chemical compound ethene. The simplest alkene, a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C2H4. (organic chemistry) The divalent radical derived from ethane. ==== Synonyms ==== (IUPAC name): ethene olefiant gas (obsolete) ==== Derived terms ==== ==== Translations ====