Acrylic resin is a versatile material that is used in a variety of applications. However, there are several other terms that can be used to describe this substance. One such synonym is poly(methyl methacrylate), or PMMA, which is a type of thermoplastic that is commonly used in the manufacturing of products such as lenses, signs, and displays. Another synonym is polymethylacrylate, which is a type of copolymer that is used in a range of applications, including coatings, adhesives, and sealants. Additionally, some people may use the term acrylic polymer to describe this material, which refers to a large family of synthetic polymers that are derived from acrylic acid.