adj. Having more than one syllable; having multiple or many syllables.
adj. Characterized by or consisting of words having numerous syllables.
n. a word having more than one syllable
the GNU version of the Collaborative International Dictionary of English
adj. Pertaining to a polysyllable; containing, or characterized by, polysyllables; consisting of more than three syllables.
The Century Dictionary and Cyclopedia
Of or pertaining to a polysyllable; consisting of many syllables, specifically of more than three.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. having or characterized by words of more than three syllables
adj. (of words) long and ponderous; having many syllables
Word Usage
"And both these words, as well as individual, which must be treated more at length in the next section, are illustrations of a tendency that we have called polysyllabic humour and discussed in the Chapter Airs and Graces."