noun Chemistry.
- any of a group of thermoplastic resins formed by polymerizing the esters of amides of acrylic or methacrylic acid: used chiefly where transparency is desired, as in the methacrylate resins Lucite and Plexiglas.
noun
- any of a group of polymers or copolymers of acrylic acid, its esters, or amides, used as synthetic rubbers, textiles, paints, adhesives, and as plastics such as Perspex
- Any of numerous thermoplastic or thermosetting polymers or copolymers of acrylic acid, methacrylic acid, esters of these acids, or acrylonitrile, used to produce paints, synthetic rubbers, and lightweight plastics.