From Longman Dictionary of Contemporary Englishpolyurethanepol‧y‧u‧re‧thane /ˌpɒlɪˈjʊərəθeɪn $ ˌpɑːlɪˈjʊr-/ noun [uncountable] HCPa plastic used to make paints and varnish
Examples from the Corpus
polyurethane• Elastogran will take over sales of spare parts and the service of all polyurethane processing machines and plants already supplied by Desma.• Yamaha use various combinations of polyester and polyurethane on their guitars.• The shoe is of two density polyurethane, tough court outsole and full grain leather upper.• Clark's implant, which replaces the two ventricles - bottom pumping chambers - is made of polyurethane and aluminium.• Remember the scandal of polyurethane foam?• Standard polyurethane foam ignites rapidly, forming dense clouds of smoke and toxic vapour as it does so.• I thought of sealing the wood on the sides and ends with polyurethane before installing the boards and adding two coats.• Alternatively varnish it with polyurethane varnish.Origin polyurethane (1900-2000) poly- + urethane type of chemical compound ((19-21 centuries)) (from Latin urea substance found in urine) 