The crossword solution for the term WING-RELATED is ALAR, which stands for 'Aileron and Elevator Rudder'. Ailerons are hinged control surfaces located on the trailing edge of an aircraft's wings that are used to control the roll of the aircraft. Elevator rudder is a combination of two control surfaces, the elevator and the rudder, which are used to control the pitch and yaw of the aircraft respectively. Together, these two control surfaces are used to control the direction and attitude of the aircraft in flight.