1. Having or characterized by words of more than three syllables 
2. (of words) long and ponderous; having many syllables
   - sesquipedalian

See also: long, polysyllabically, polysyllable, syllabic

Encyclopedia: Polysyllabic

• reliably
• reliance
• reliant
• relic
• relict
• relief
• relief map
• relief pitcher
• relief printing
• relief teacher
• relief valve
• relievable
• relieve
• relieve oneself
• relieved
• reliever
• relievo
• relight
• religion
• religionism
• religionist
• religiose
• religiosity
• religious
• religious belief