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Meaning of polystyrene


1 definition found

From WordNet (r) 3.0 (2006) [wn]:

  polystyrene
      n 1: a polymer of styrene; a rigid transparent thermoplastic;
           "expanded polystyrene looks like a rigid white foam and is
           used as packing or insulation"


WordNet ® Princeton University. http://wordnet.princeton.edu

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