聚氯乙烯 jùlǜyǐxī polyvinyl chloride Origin Definitions Defs Strokes Stroke Words Sentences Sents 聚 jù poly- (bound form) used in chemistry to indicate a polymer氯乙烯 lǜyǐxī vinyl chloride, chloroethene a colorless gas with a pungent odor; used as the chemical building block for making the plastic polyvinyl chloride (PVC)