polyurethane

[ pol-ee-yoor-uh-theyn, -yoo-reth-eyn ]
/ ˌpɒl iˈyʊər əˌθeɪn, -yʊˈrɛθ eɪn /

noun Chemistry.

a thermoplastic polymer containing the group NHCOO: used for padding and insulation in furniture, clothing, and packaging, and in the manufacture of resins for adhesives, elastomers, and fillers.

QUIZZES

LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!

Are you learning Spanish? Or do you just have an interest in foreign languages? Either way, this quiz on Spanish words for animals is for you.
Question 1 of 13
How do you say “cat” 🐈 in Spanish?
Also pol·y·u·re·than [pol-ee-yoor-uh-than]. /ˌpɒl iˈyʊər əˌθæn/.

Origin of polyurethane

First recorded in 1940–45; poly- + urethane
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for polyurethane

polyurethane

polyurethan (ˌpɒlɪˈjʊərəˌθæn)

/ (ˌpɒlɪˈjʊərəˌθeɪn) /

noun

a class of synthetic materials made by copolymerizing an isocyanate and a polyhydric alcohol and commonly used as a foam (polyurethane foam) for insulation and packing, as fibres and hard inert coatings, and in a flexible form (polyurethane rubber) for diaphragms and seals
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 polyurethane

polyurethane
[ pŏl′ē-yurə-thān′ ]

Any of various synthetic resins used to make tough resistant coatings, adhesives, foams, and electrical insulation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.