Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
polyphonous is an adjective meaning "of or relating to or characterized by polyphony". It carries one recorded sense.
of or relating to or characterized by polyphony
“polyphonic traditions of the baroque”
music
Definitions, synonyms and semantic relations for polyphonous come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.