polyurethane foam

Definitions of polyurethane foam
  1. noun
    a foam made by adding water to polyurethane plastics
    synonyms: polyfoam
    see moresee less
    type of:
    polyurethan, polyurethane
    any of various polymers containing the urethane radical; a wide variety of synthetic forms are made and used as adhesives or plastics or paints or rubber
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