Anti-Tank Guided Missile: a missile designed to destroy tanks.

Autopilot/AFCS (Automatic Flight Control System) is an avionics suite that automatically controls a helicopter’s attitude, navigation and flight path, providing stability augmentation and reducing pilot workload.

A mechanical device used to lift personnel or cargo via a cable, typically mounted on helicopters for rescue or recovery operations.

Aerodynamic containers mounted on aircraft, typically helicopters or fighter jets, that hold and launch unguided rockets in rapid succession.