The tailplane, also known as the horizontal stabilizer, is an essential component of an airplane's tail section that provides stability and control of the aircraft's pitch. There are various synonyms for the term tailplane, including horizontal tail, stabilizer, horizontal stabilizer, and elevator. The name derives from the fact that the tail section typically becomes narrower towards the end, resembling a horizontal tail. These synonyms are commonly used in the aviation industry, especially in design, engineering, and manufacturing of aircrafts. The tailplane is an essential part of any airplane, and knowing its synonyms can be useful for pilots and aviation enthusiasts alike.