1
: having more than one and usually more than three syllables
2
: characterized by words of many syllables

Examples of polysyllabic in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
One distinctive feature of all Sino-Tibetan languages is that most words consist of a single syllable, like English it or book; long, polysyllabic words are unthinkable. Jared Diamond, Discover Magazine, 11 Nov. 2019 The polysyllabic antiracist talk keeps proliferating. Rodney Stevens, WSJ, 13 Jan. 2023

Word History

Etymology

Medieval Latin polysyllabus, from Greek polysyllabos, from poly- + syllabē syllable

First Known Use

1774, in the meaning defined at sense 1

Time Traveler
The first known use of polysyllabic was in 1774

Browse Nearby Words

Cite this Entry

“Polysyllabic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polysyllabic. Accessed 26 Mar. 2025.

Kids Definition

polysyllabic

adjective
: having many syllables
especially : having more than three syllables
polysyllable
ˈpäl-i-ˌsil-ə-bəl
ˌpäl-i-ˈsil-
noun
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