In aviation, what is referred to as the body of the aircraft?

The body of the aircraft is referred to as the fuselage. The fuselage serves as the main structure of the aircraft, housing the cockpit, passenger cabin, cargo area, and various systems essential for flight. It is designed to withstand aerodynamic forces during flight while providing a safe and comfortable space for the crew and passengers. The fuselage also acts as the central connection point for other essential components, such as the wings and tail, enabling the aircraft's overall functionality and structural integrity.

The wingspan refers to the distance between the tips of the wings, which is critical for lift but does not describe the main body. The empennage is the tail assembly of the aircraft, which provides stability and control but is not the main body. The tail, which is part of the empennage, specifically refers to the rear section of the aircraft, focusing on aerodynamic stability and control surfaces like the rudder and elevator, rather than the structure that encompasses the entire aircraft.