polystyrene

noun poly·sty·rene \ ˌpä-lē-ˈstī-ˌrēn \
|Updated on: 15 Jun 2018

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

Recent Examples of polystyrene from the Web

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First Known Use of polystyrene

1927

in the meaning defined above

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Medical Dictionary

polystyrene

noun poly·sty·rene \ ˌpäl-i-ˈstī(ə)r-ˌēn \

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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