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单词 polyethylenic
释义

Definition of polyethylenic in English:

polyethylenic

adjective ˌpɒlɪɛθɪˈliːnɪkˌpɒlɪɛθɪˈlɛnɪk
Chemistry

  • 1Originally: designating polymeric compounds prepared from derivatives of ethylene. Now: of, relating to, or of the nature of polyethylene.

  • 2Relating to or designating a hydrocarbon chain in which there are several CHCH double bonds; (especially of fatty acids) containing such chains; polyenic.

Origin

Mid 19th century. From poly- + ethylenic, originally after French polyéthylénique.

Definition of polyethylenic in US English:

polyethylenic

adjective
Chemistry

  • 1Originally: designating polymeric compounds prepared from derivatives of ethylene. Now: of, relating to, or of the nature of polyethylene.

  • 2Relating to or designating a hydrocarbon chain in which there are several CHCH double bonds; (especially of fatty acids) containing such chains; polyenic.

Origin

Mid 19th century. From poly- + ethylenic, originally after French polyéthylénique.
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更新时间：2024/11/9 1:01:06