IPA: /ˈpɒlɪkrəʊm/
KK: /ˈpɑlɪˌkroʊm/
Describing something that has many different colors or is decorated with various colors.
The artist created a stunning polychrome mural that brightened the entire room.
An object or artwork that is made with or decorated in many different colors.
The artist created a stunning polychrome sculpture that brightened the entire gallery.
Polychrome → It is formed from "poly-" (from Greek "polus", meaning many) and "chroma" (from Greek "chroma", meaning color). The word "polychrome" refers to something that has many colors or is decorated in multiple colors.
Think of 'many' ('poly-') colors ('chroma') to remember that polychrome means something that features a variety of colors.