Definition of polyester in English:


Syllabification: pol·y·es·ter
Pronunciation: /ˈpälēˌestər


  • 1A synthetic resin in which the polymer units are linked by ester groups, used chiefly to make synthetic textile fibers.
    More example sentences
    • The equipment they invented removed the water as it was formed, resulting in a high molecular weight polyester.
    • As for polyester well there's a non biodegradable petrochemical product I know little about.
    • Examples of polymers produced in this way include polyesters, polyamides, polyurethanes, polyethers, and polysulfones.
  • 1.1A fabric made from polyester fiber.
    More example sentences
    • Avoid wrinkles by choosing lightweight knits and woven polyesters such as georgette or similarly textured fabrics that have wash-and-wear, wrinkle-free qualities.
    • Sparked by the retail explosion of such brands as Under Armour and Nike Dri-FIT, perspiration-wicking polyesters and blends are becoming more and more commonplace in the promotional wearables marketplace.
    • You pretty much have two options in neckwear fabrics: silk or polyester.

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