- a word consisting of more than two syllables
WordReference Random House Learner's Dictionary of American English © 2026
pol•y•syl•la•ble /ˈpɑliˌsɪləbəl, ˌpɑliˈsɪl-/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2026- Phoneticsa polysyllabic word.
pol•y•syl•la•ble
(pol′ē sil′ə bəl, pol′ē sil′-),USA pronunciation n.
- Phoneticsa polysyllabic word.
- poly- + syllable 1560–70
Collins Concise English Dictionary © HarperCollins Publishers::
polysyllable /ˈpɒlɪˌsɪləbəl/ n
'polysyllable' also found in these entries (note: many are not synonyms or translations):