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Pronunciation varies by accent · noun
A foam made from a mixture of polyester and polyurethane..
Use polyesterurethane when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Polyesterurethane means A foam made from a mixture of polyester and polyurethane..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use polyesterurethane where its definition matches the intended context.
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