Polystyrene

//pɒliˈstaɪriːn// noun

Definitions

Noun
  1. 1
    A vinylic polymer of styrene, CH₂CHphenyl.

    "It was 30 times lighter and more flexible than the polystyrene that had previously been used."

  2. 2
    a polymer of styrene; a rigid transparent thermoplastic wordnet
  3. 3
    An alkane chain of benzene molecules, RCH₂CHphenylR.

Etymology

From poly- + styrene.

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