A chandelier's a branched decorative ceiling-mounted light fixture with two or more arms bearing lights. Chandeliers are often ornate, containing dozens of lamps and complex arrays of glass or crystal prisms to illuminate a room with refracted light. History The earliest candle chandeliers were used in medieval places of assembly. They generally took the form of a wooden cross with a number of spikes on which candles could be secured, the whole assembly being hoisted to a suitable height on a r… (More on Chandelier)