ETHENE
- ethylene (a flammable gas) [n ETHENES]
- a flammable gas, also ETHYLENE [n -S]
- ethylene
- containing the ethylene group
- colorless, flammable gas, C2H4, having a sweet, unpleasant odor and taste, the first member of the ethylene series, usually obtained from petroleum and natural gas: used as an agent to improve the color of citrus fruits, in the synth