Pronunciation: (pol"ē-yoor'u-thān", -yoo-reth'ān), [key]
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. Also,pol•y•u•re•thanPronunciation: (pol"ē-yoor'u-than"). [key]
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.