Definition of ethynyl in English:

ethynyl

(also ethinyl)

noun ˈɛθɪnɪlɪˈθʌɪnɪlɪˈθʌɪnʌɪl

Chemistry

The unsaturated hydrocarbon radical —C≡CH, derived from ethyne (acetylene). Usually attributive.

Origin

Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From ethyne + -yl, after French éthinyle or its etymon German Aethinyl.

Definition of ethynyl in US English:

ethynyl

(also ethinyl)

noun

Chemistry

The unsaturated hydrocarbon radical —C≡CH, derived from ethyne (acetylene). Usually attributive.

Origin

Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From ethyne + -yl, after French éthinyle or its etymon German Aethinyl.

词汇	ethynyl
释义	Definition of ethynyl in English: ethynyl (also ethinyl) noun ˈɛθɪnɪlɪˈθʌɪnɪlɪˈθʌɪnʌɪl Chemistry The unsaturated hydrocarbon radical —C≡CH, derived from ethyne (acetylene). Usually attributive. Origin Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From ethyne + -yl, after French éthinyle or its etymon German Aethinyl. Definition of ethynyl in US English: ethynyl (also ethinyl) noun Chemistry The unsaturated hydrocarbon radical —C≡CH, derived from ethyne (acetylene). Usually attributive. Origin Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From ethyne + -yl, after French éthinyle or its etymon German Aethinyl.
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