Superhet is a term that refers to a type of radio receiver that uses a system of intermediate frequency stages to amplify and process radio signals. There are several other terms that are often used as synonyms for superhet, including superheterodyne, super-reaction, and simply heterodyne. Other related terms that might be used in a technical discussion include heterodyne detection, IF amplifier, and frequency mixer. While these terms may not be familiar to the average person, they are important concepts in the field of radio engineering and signal processing, and are essential for understanding the inner workings of modern radio technology.