An afterburner is a device that injects fuel into a jet engine's hot exhaust gases, generating additional thrust through combustion.

Air-to-air missiles are guided missiles fired from aircraft to engage other aircraft. They are used for self-defense and to gain air superiority.

A collection of integrated electronic systems on a military aircraft designed to detect, identify, disrupt, or deceive enemy radar, communications, and guided weapons.

Infrared Search and Track (IRST) is a passive sensor system that detects and tracks airborne targets by their heat signatures without emitting radiation.

Relating to or using nuclear energy, typically fission, for propulsion or power generation in military vessels.