polyester

1 of 2

noun

poly·​es·​ter ˈpä-lē-ˌe-stər 

ˌpä-lē-ˈe-

: any of a group of polymers that consist basically of repeated units of an ester and are used especially in making fibers or plastics

also : a product (such as a fiber or fabric) composed of polyester

polyesterification

ˌpä-lē-e-ˌster-ə-fə-ˈkā-shən 

noun

polyester

2 of 2

adjective

: characterized by inelegant or unsophisticated middle-class taste

polyester suburbs

polyester folks

Examples of polyester in a Sentence

Noun

The shirt is made of polyester.

The sheets are a cotton and polyester blend.

Recent Examples on the Web

Noun

The wrinkle-resistant polyester blend feels incredibly cool and comfortable against the skin, while sweat-wicking capabilities make the dress dry quickly. —Merrell Readman, Travel + Leisure, 9 May 2024

The underwear also features a leak-proof polyester barrier to keep you dry. —Nicole Crawford, Verywell Health, 6 May 2024

Word History

Etymology

Noun

poly- + ester

Adjective

from the assumed popularity of clothing made from polyester fabric among middle-class consumers

First Known Use

Noun

1922, in the meaning defined above

Adjective

1975, in the meaning defined above

Kids Definition

polyester

noun

poly·​es·​ter

ˈpäl-ē-ˌes-tər

: any of a group of polymers that consist basically of repeated units of an ester and are used chiefly in making fibers or plastics