- polyester - any of numerous synthetic resins; they are light and strong and weather resistant
--1 is a kind of synthetic resin
--1 has particulars: polyester fiber- polyester - a complex ester used for making fibers or resins or plastics or as a plasticizer
--2 is a kind of ester; plastic
- polyester - any of a large class of synthetic fabrics
--3 is a kind of fabric, cloth, material, textile
--3 has particulars: Dacron, Terylene - polyester - a complex ester used for making fibers or resins or plastics or as a plasticizer