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British pronunciation of 

polysyllable

view main entry for polysyllable noun  /ˈpɒliˌsɪləb(ə)l/
British English pronunciation: polysyllable
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derived word

polysyllabic

  /ˌpɒlisɪˈlæbɪk/ adjective
British English pronunciation: polysyllabic
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This is the British English pronunciation of polysyllable.

View American English pronunciation of polysyllable.

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