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Pronunciation varies by accent · noun
Any of various materials, made from synthetic polymers, that have a cellular structure and are frequently used in upholstery or insulation..
Use polyfoam when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Polyfoam means Any of various materials, made from synthetic polymers, that have a cellular structure and are frequently used in upholstery or insulation..
Common synonyms include polyurethane foam.
The opposite depends on the specific sense.
Use polyfoam where its definition matches the intended context.
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