polyphonia

From Ancient Greek πολυφωνίᾱ (poluphōníā, “variety of tones”).

• IPA^(key): (General American) /ˌpɑlɪˈfoʊniə/, (Received Pronunciation) /ˌpɒlɪˈfəʊnɪə/
• Rhymes: -əʊniə

polyphonia (plural polyphonias)

1. A kind of mouth organ or harmonica.
   • 2013, Janet Anderson, Far Away Places, page 103:

     There were single bass and double bass harmonicas, pipe harmonicas, chord harmonicas, horn harmonicas, chromatics, tenors, tremolos, polyphonias.