Hindi cinema, popularly known as Bollywood and formerly as Bombay cinema, is the Indian Hindi-language film industry based in Mumbai (formerly Bombay). The popular term Bollywood, used to refer to mainstream Hindi cinema, is a portmanteau of “Bombay” and “Hollywood”. The industry is part of the larger Indian cinema—the world’s largest by number of feature films produced, along with the Cinema of South India and other Indian film industries.