noun
: a polymer of vinyl acetate ; especially : a thermoplastic material [−CH 2 CH(OOCCH 3 )−] x obtained usually in the form of a colorless to straw-colored stable solid resin or a milk-white emulsion in water and used chiefly in adhesives, textile finishes, water-base emulsion paints, and other coatings and in making polyvinyl alcohol and polyvinyl acetals