An interdictor is a type of ground-attack aircraft that operates far behind enemy lines, with the express intent of interdicting

Air interdiction

Air interdiction is the use of aircraft to attack tactical ground targets that are not in close proximity to friendly ground forces. It differs from close air support because it does not directly support ground operations and is not closely coordinated with ground units...

 the enemy's military targets, most notably those involved in logistics

Logistics

Logistics is the management of the flow of goods between the point of origin and the point of destination in order to meet the requirements of customers or corporations. Logistics involves the integration of information, transportation, inventory, warehousing, material handling, and packaging, and...

. The term has generally fallen from use. The strike fighter

Strike fighter

In a current military parlance, a strike fighter is a multi-role combat aircraft designed to operate primarily in the air-to-surface attack role while also incorporating certain performance characteristics of a fighter aircraft. As a category, it is distinct from fighter-bombers...

 is a closely related concept, but puts more emphasis on air-to-air combat capabilities (fighter part).

The "classic" interdictor is the F-111

General Dynamics F-111

The General Dynamics F-111 "Aardvark" was a medium-range interdictor and tactical strike aircraft that also filled the roles of strategic bomber, reconnaissance, and electronic warfare in its various versions. Developed in the 1960s by General Dynamics, it first entered service in 1967 with the...

, an aircraft able to operate at long distances from its base. The Panavia Tornado

Panavia Tornado

The Panavia Tornado is a family of twin-engine, variable-sweep wing combat aircraft, which was jointly developed and manufactured by the United Kingdom, West Germany and Italy...

 was built to a similar need, although operating over shorter ranges in the European theatre. The Soviet Sukhoi Su-24

Sukhoi Su-24

The Sukhoi Su-24 is a supersonic, all-weather attack aircraft developed in the Soviet Union. This variable-sweep wing, twin-engined two-seater carried the USSR's first integrated digital navigation/attack system...

 and the aborted British TSR-2 are similar interdictor designs.