1. movable control surfaces on an aircraft that combine the functions of elevators and ailerons
Usage: aviation; plural form

Examples

• The delta-wing fighter uses elevons instead of separate ailerons and elevators.
• The pilot adjusted the elevons to control both pitch and roll simultaneously.
• Modern flying wing designs rely heavily on elevons for flight control.
• The aircraft’s elevons moved in opposite directions during the banking maneuver.
• Engineers designed the elevons to provide precise control at high speeds.
• The space shuttle’s elevons helped control its gliding descent during landing.