1. a synthetic fabric or material made from polymers, often used in clothing and textiles

Examples

• Her dress was made of polyester and didn’t wrinkle easily.
• The polyester shirt felt less breathable than cotton.
• Many athletic wear items are made from polyester blends.
• The curtains were 100% polyester and machine washable.
• Polyester is often mixed with cotton to make fabric more durable.
• The polyester jacket was lightweight and water-resistant.