polyurethane foam polyurethane • polyuria · · · Info · Definitions · Synonyms · Characters · · polyurethane foam · · Text Common · · Latin · · Scripts 17 · · Length 6 · · Syllables Definitions · · · (noun) a foam made by adding water to polyurethane plastics. Synonyms: polyfoam, polyurethane foam. · · Noun Definition 1 Synonyms · · · polyfoam · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079