n.
Pronunciation: ' pä-l ē - ˌ es-t ə r, ˌ pä-l ē - '
Function: noun
Etymology: International Scientific Vocabulary
Date: 1929
: 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 (as a fiber or fabric) composed of polyester
– poly · es · ter · i · fi · ca · tion \ -e- ˌ ster- ə -f ə - ' k ā -sh ə n \ noun