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polystyrene: Meaning and Definition of
pol•y•sty•rene
Pronunciation: (pol"ē-stī'rēn, -stēr'ēn), [key]
— n. Chem.
- a clear plastic or stiff foam, a polymer of styrene, used chiefly as an insulator in refrigerators and air conditioners.
See also:
- polystyrene (Thesaurus)
