Pronunciation: (pol"ē-si-lab'ik), [key]
1. consisting of several, esp. four or more, syllables, as a word.
2. characterized by such words, as a language, piece of writing, etc. Also,pol"y•syl•lab'i•cal.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.