[′vīn·əl ′as·ə‚tāt ′rez·ən] (organic chemistry) (CH2:CHOOCCH3)xAn odorless thermoplastic formed by the polymerization of vinyl acetate; resists attack by water, gasoline, and oils; soluble in lower alcohols, benzene, and chlorinated hydrocarbons; used in lacquers, coatings, and molded products.