polysyllable
Concise Oxford English Dictionary © 2008 Oxford University Press:
polysyllabic/pɒlisɪˈlabɪk/
▶adjective having more than one syllable.
■ using words of many syllables.
– derivatives
polysyllabically adverb,
polysyllable noun.
polysyllabically adverb,
polysyllable noun.
'polysyllable' also found in these Oxford entries:

