"Polychroism" Natural Recordings by Native Speakers
Polychroism is a term that refers to the property of light or color that exhibits multiple colors, often observed in some crystals or minerals.
Polychloroprene is a chemical compound, specifically a synthetic rubber, used to make a type of elastomer, which is a flexible polymer.
Polychroite is a rare mineral composed of copper antimonyor sulfide (Cu₅(AsS₄)₂(SH)₅Cl) or a gallium nitrate(di)polysulfide ((GaAl)]₄(PS)₆cluster sulfur sulfur and oxygen gas with some antibacterials namely pyrite).