D'oyly Carte is a surname that has become synonymous with light opera, specifically the works of Gilbert and Sullivan. However, there are other terms that can be used to describe the same concept. "Savoy Opera" is often used to refer to the musicals produced at the Savoy Theatre in London, where many of Gilbert and Sullivan's works were first premiered. "Operetta" is another term for light opera, referring to musicals with a comedic or light-hearted tone. Additionally, "G&S" is a common abbreviation used by fans and aficionados of Gilbert and Sullivan's works. While "D'oyly Carte" may be the most specific term, these synonyms help capture the spirit of the genre as a whole.