Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of polysyllable is as below...

Multisyllable :: Multisyllable (n.) A word of many syllables; a polysyllable.

Polysyllable :: Polysyllable (n.) A word of many syllables, or consisting of more syllables than three; -- words of less than four syllables being called monosyllables, dissyllables, and trisyllables..

Polysyllabical :: Polysyllabical (a.) Pertaining to a polysyllable; containing, or characterized by, polysyllables; consisting of more than three syllables..

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