C2 noun /ˌpɒl.iˈsɪl.ə.bəl/
polysyllable
mot polysyllabique
Meaning
a word with more than one syllable
Example
The word 'elephant' is a polysyllable because it has three syllables.
Le mot 'éléphant' est un mot polysyllabique car il a trois syllabes.