1. materials that are not made of plastic
Usage: plural form; technical

Examples

• The recycling center separates plastics from nonplastics.
• Nonplastics like glass and metal require different processing methods.
• The company focuses on packaging made from nonplastics to reduce environmental impact.
• Workers must sort nonplastics into appropriate bins.
• The new policy encourages the use of nonplastics in food containers.
• Nonplastics often have better heat resistance than synthetic materials.