Definition of polyester noun from the Oxford Advanced Learner's Dictionary

 

polyester

 noun
noun
BrE BrE//ˌpɒliˈestə(r)//
 
; NAmE NAmE//ˌpɑːliˈestər//
 
, NAmE//ˈpɑːliestər//
 
[uncountable] Materials and properties
 
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a strong material made of fibres (called polyesters) which are produced by chemical processes, often mixed with other materials and used especially for making clothes a cotton and polyester shirt trousers made from a 50% cotton, 50% polyester mix See related entries: Materials and properties
See the Oxford Advanced American Dictionary entry: polyester