polyphonic music vs concerted music

polyphonic music and concerted music both are nouns.

Word	Noun	Adjective	Verb	Adverb
polyphonic music	Yes	No	No	No
concerted music	Yes	No	No	No

As nouns, polyphonic music and concerted music are synonyms defined as:

polyphonic music and concerted music: music arranged in parts for several voices or instruments

Other synonyms of polyphonic music include polyphony.

polyphonic music (noun)	concerted music (noun)
music arranged in parts for several voices or instruments	music arranged in parts for several voices or instruments