ethylene
The simplest alkene, a colorless flammable gas used in the chemical industry and as a plant hormone.
Ethylene is a raw material for polyethylene.
果物から出るエチレンが熟成を早める。
Ethylene released from fruit accelerates ripening.
ethylene oxide
ethylenediamine
ethylene glycol; ethanediol
From English 'ethylene', a chemical term coined in the 19th century.