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vinyl 音標拼音: [v'ɑɪnəl] n. 乙烯基 乙烯基 vinyl n 1: a univalent chemical radical derived from ethylene [synonym: {vinyl}, {vinyl group}, {vinyl radical}] 2: shiny and tough and flexible plastic; used especially for floor coverings Vinyl \Vi"nyl\, n. [L. vinum wine -yl.] (Chem.)
The hypothetical radical {C2H3}, regarded as the characteristic residue of ethylene and that related series of unsaturated hydrocarbons with which the allyl compounds are homologous. [1913 Webster] Ethenyl \Eth"e*nyl\, n. [Ethene -yl.] (Chem.) (a) A trivalent hydrocarbon radical, {CH3.C}. (b) A univalent hydrocarbon radical of the ethylene series, {CH2:CH}; -- called also {vinyl}. See {Vinyl}. [1913 Webster] |
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