This shows grade level based on the word's complexity.
polyester
[ pol-ee-es-ter, pol-ee-es-ter ]
/ ˈpɒl iˌɛs tər, ˌpɒl iˈɛs tər /
Save This Word!
This shows grade level based on the word's complexity.
noun
Chemistry. a polymer in which the monomer units are linked together by the group –COO–, usually formed by polymerizing a polyhydric alcohol with a polybasic acid: used chiefly in the manufacture of resins, plastics, and textile fibers.
Also called poly. a fabric made from such textile fibers.
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
OTHER WORDS FROM polyester
pol·y·es·ter·i·fi·ca·tion [pol-ee-es-ter-uh-fi-key-shuhn], /ˌpɒl iˌɛs tər ə fɪˈkeɪ ʃən/, nounWords nearby polyester
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use polyester in a sentence
British Dictionary definitions for polyester
polyester
/ (ˌpɒlɪˈɛstə) /
noun
any of a large class of synthetic materials that are polymers containing recurring -COO- groups: used as plastics, textile fibres, and adhesives
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for polyester
polyester
[ pŏl′ē-ĕs′tər ]
Any of various mostly synthetic polymers that are light, strong resins resistant to weather and corrosion. Polyesters are long chains of esters and are used to make fibers and plastics. They are thermosetting. Some polyesters, such as suberin, occur naturally.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.