English noun: ethylene | |||
1. | ethylene (substance) a flammable colorless gaseous alkene; obtained from petroleum and natural gas and used in manufacturing many other chemicals; sometimes used as an anesthetic | ||
Synonyms | ethene | ||
Broader (hypernym) | alkene, gas, olefin, olefine | ||
Narrower (hyponym) | TCE, trichloroethane, trichloroethylene | ||