Carburetors, also known as carburettors, are mechanical devices used to mix air and fuel for internal combustion engines. In addition to this term, there are several synonyms for carburetors such as vaporizer, mixer, fuel regulator, and air mixer. These devices were widely used in automobiles before the introduction of fuel injection systems. They were also commonly used in motorcycles, boats, and small aircraft. Carburetors come in different types, including side-draft, downdraft, and updraft, among others. While carburetors are not as prevalent in modern engines, they are still used in some small engines and vintage vehicles. Synonyms for carburetors can help in searching for information and obtaining different perspectives on these specialized devices.