Definition of ethylene in English:



  • A flammable hydrocarbon gas of the alkene series, occurring in natural gas, coal gas, and crude oil and given off by ripening fruit. It is used in chemical synthesis, especially in the manufacture of polyethylene.

    • ‘It has been demonstrated that ethylene is involved in this response.’
    • ‘The role of ethylene in fruit development and maturation has been intensively studied.’
    • ‘Different physiological stages of fruits were defined according to their ability to produce ethylene.’
    • ‘These observations confirm the importance of ethylene in initiating fruit ripening.’
    • ‘The domestic demand for ethylene will also fall, which means the supply will be able to meet the demand.’
    • ‘It may be less well known that ethylene is also produced naturally by bacteria and fungi.’