ethylene

play
noun eth·yl·ene \ ˈe-thə-ˌlēn \

Definition of ethylene

1 :a colorless flammable gaseous unsaturated hydrocarbon C2H4 that is found in coal gas, can be produced by pyrolysis of petroleum hydrocarbons, and occurs in plants functioning especially as a natural growth regulator that promotes the ripening of fruit
2 :a divalent hydrocarbon group C2H4 derived from ethane

ethylenic

play \ˌe-thə-ˈlē-nik, -ˈle-nik\ adjective

Recent Examples of ethylene from the Web

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First Known Use of ethylene

1849


Medical Dictionary

ethylene

play
noun eth·yl·ene \ ˈeth-ə-ˌlēn \

medical Definition of ethylene

1 :a colorless flammable gaseous unsaturated hydrocarbon C2H4 that is found in coal gas, can be produced by pyrolysis of petroleum hydrocarbons, is used in medicine as a general inhalation anesthetic, and occurs in plants functioning especially as a natural growth regulator that promotes the ripening of fruit called also ethene
2 :a divalent hydrocarbon group C2H4 derived from ethane

ethylenic

play \ˌeth-ə-ˈlē-nik, -ˈlen-ik\ adjective

ethylenically

play \-ˈlē-ni-k(ə-)lē, -ˈlen-i-k(ə-)lē\ adverb

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of yeast or being unsettled or frivolous

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