Definition of polyurethane noun from the Oxford Advanced American Dictionary

 

polyurethane

 noun
noun
NAmE//ˌpɑliˈyʊrəˌθeɪn//
 
[uncountable](technology)
 
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a type of plastic material used in making paints, glues, etc. polyurethane gloss (= a paint that dries with a hard shiny surface)
See the Oxford Advanced Learner's Dictionary entry: polyurethane