Campanologist is a noun that refers to a person who studies or plays bells. There are a variety of synonyms that can be used in place of the word campanologist, including carillonneur, bellringer, or bellman. A carillonneur is a person who plays a carillon, a musical instrument consisting of at least 23 bronze cup-shaped bells arranged in chromatic sequence. A bellringer is someone who rings church bells, often in a traditional or religious context. Bellman is a more general term that can refer to anyone who works with bells, including those who build or repair them. Regardless of the synonym used, the role of campanologist is one that involves a deep understanding of and appreciation for the art of bell ringing and the role it plays in music and culture.