styrofoam

== English == === Etymology === Genericized trademark of Styrofoam, from -styr- (from polystyrene) + -o- + foam. === Pronunciation === (Received Pronunciation) IPA(key): /ˈstaɪ.ɹə.fəʊm/ (General American) IPA(key): /ˈstaɪ.ɹə.foʊm/ Rhymes: -aɪɹəfəʊm Hyphenation: sty‧ro‧foam === Noun === styrofoam (countable and uncountable, plural styrofoams) Expanded polystyrene foam, such as is used in cups and packaging. ==== Derived terms ==== ==== Translations ==== === Further reading === “styrofoam”, in Collins English Dictionary, 2011–present. “styrofoam”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present. “styrofoam”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.