polystyrene


poly·sty·rene

noun \ˌpä-lē-ˈstī-ˌrēn\

Definition of POLYSTYRENE

:  a polymer of styrene; especially :  a rigid transparent thermoplastic that has good physical and electrical insulating properties and is used especially in molded products, foams, and sheet materials

First Known Use of POLYSTYRENE

1927

poly·sty·rene

noun \ˌpäl-i-ˈstī(ə)r-ˌēn\   (Medical Dictionary)

Medical Definition of POLYSTYRENE

: a polymer of styrene; especially : a rigid transparent thermoplastic that has good physical and electrical insulating properties and is used especially in molded products, foams, and sheet materials

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