Styrofoam Meaning in the Cambridge English Dictionary
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Meaning of “Styrofoam” in the English Dictionary

"Styrofoam" in British English

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Styrofoamnoun [U]

uk   /ˈstaɪ.rə.fəʊm/  us   /-foʊm/ US trademark
a ​type of polystyrene (= a ​light, usually ​whiteplastic used ​especially for putting around ​delicateobjects inside ​containers to ​protect them from ​damage, or for putting around something to ​prevent it from ​losingheat)
(Definition of Styrofoam from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"Styrofoam" in American English

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Styrofoamnoun [U]

 us   /ˈstɑɪ·rəˌfoʊm/ trademark
a ​light, usually ​whiteplastic used to make ​containers that ​preventfoods and ​liquids from ​changingtemperature or to ​protectdelicateobjects inside ​containers: a Styrofoam ​cup/​cooler Styrofoam ​packingmaterials
(Definition of Styrofoam from the Cambridge Academic Content Dictionary © Cambridge University Press)

"Styrofoam™" in Business English

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Styrofoam™noun [U]

uk   us  
US trademark for →  polystyrene
(Definition of Styrofoam™ from the Cambridge Business English Dictionary © Cambridge University Press)
Translations of “Styrofoam”
in Arabic البوليسترين…
in Korean 스티로폼…
in Portuguese polistireno…
in Catalan poliestirè…
in Japanese 発泡スチロール…
in Chinese (Simplified) 聚苯乙烯(泡沫塑料)…
in Russian стироформ, пенополистирол, пенопласт…
in Chinese (Traditional) 聚苯乙烯(泡沫塑料)…
in Italian polistirolo…
in Polish styropian…
What is the pronunciation of Styrofoam?