Carnival glass is a type of iridescent glass known for its bright and vibrant colors. From deep blues and rich purples to vibrant oranges and yellows, this glass is a popular collectible item. Some common synonyms for carnival glass include iridescent glass, rainbow glass, and art glass. Other terms used to describe this decorative glass include opalescent glass, luster glass, and aurora glass. Regardless of the name, this glass has been a favorite of collectors and enthusiasts alike for over a century. Whether it's a piece of antique carnival glass or a modern-day reproduction, this type of glass is sure to add a pop of color and interest to any decor.