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

This usually comes down to personal preference: For example, some more affordable comforters and duvet inserts have a polyester shell, which can be soft and durable but not as breathable as 100% cotton. —Kathleen Felton, Better Homes & Gardens, 21 May 2024

The ultra-soft polyester and cotton blend material will keep you endlessly comfortable during longhaul flights, walking tours, and more, plus each piece can be styled together or on its own for enhanced versatility in your wardrobe. —Merrell Readman, Travel + Leisure, 18 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