What does "polysyllable" mean?

A word with more than two syllables. Sometimes used in a more restricted sense.

Polysyllable

Common synonyms include: polysyllabic word, antonym, articulation, expression, free form, grandiloquence.

noun

noun ·Rare ·Advanced level

Noun

1
A word with more than two syllables. Sometimes used in a more restricted sense.
"For instance, words can differ in length, and we can rhyme a monosyllable with a polysyllable, like tracks with haversacks."
2
a word of more than three syllables wordnet

"For instance, words can differ in length, and we can rhyme a monosyllable with a polysyllable, like tracks with haversacks."

From poly- + syllable.