单词 | polyester |
释义 | polyester[ pol-ee-es-ter, pol-ee-es-ter ] / ˈpɒl iˌɛs tər, ˌpɒl iˈɛs tər / nounChemistry. 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. Origin of polyesterFirst recorded in 1925–30; poly- + ester OTHER WORDS FROM polyesterpol·y·es·ter·i·fi·ca·tion [pol-ee-es-ter-uh-fi-key-shuhn], /ˌpɒl iˌɛs tər ə fɪˈkeɪ ʃən/, nounWords nearby polyesterpolyembryony, polyendocrine deficiency syndrome, polyene, polyenoic acid, polyergic, polyester, polyesthesia, polyestrous, polyethene, polyether, polyethnic Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for polyester
British Dictionary definitions for polyesterpolyester / (ˌpɒlɪˈɛstə) / nounany 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 polyesterpolyester [ 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. |
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