A tactical aircraft designed to intercept and destroy enemy aircraft and/or missiles.

A term that means "Aviation Electronics" that refers to wide variety of cockpit instruments such has communications (radio and data links), sensor systems(radar, infrared devices, and signal-relay equipment), computer displays, processors, and data recorders, navigation equipment, and flight management systems (fuel indicators, engine controls, and fight management software.

A missile without self-contained guidance or propulsion systems that follows a free trajectory after being fired.

A military aircraft designed to carry and release large bombs at high altitudes.

A motor that aids the normal propulsion system of a rocket or vehicle in some phase of flight as in a launch vehicle.

A long range, jet-propelled, electronically guided submarine, aircraft, or sea launched missile that is capable at operating at very low altitudes.

A military jet designed primarily to engage in air-to-air combat.

The central structure of an aircraft which houses crew, passengers, and or cargo.

The ability of aircraft, arsine vessels, or other military hardware to evade radar detection, primarily using electronic systems, special materials, or through an aerodynamic shape.

A military action designed to have an immediate effect in a conflict situation, as opposed to a long term strategic mission.

A gas turbine engine that employs a portion of its drive to Rotate a propeller. This also refers to an aircraft with such an engine.

A missile directed by electronic signals or other means.

The distance an aircraft can travel before needing to refuel.

A passenger jet with one aisle in its cabin.

A passenger jet with two aisles in its cabin.

An assembly of booster engines and guidance and control systems used to launch spacecraft into outer space.

Electronic equipment such as radar that can detect the presence of airborne, land-based, and sea-based objects.

An unmanned Earth-orbiting space craft that relays communications, video, or data signals to other satellites or terrestrial dish antennas.

Weapons of mass destruction powered by nuclear fission that produce enormous radiation emitting explosions such has atomic bombs and hydrogen bombs. Tactical nuclear weapons can have the power of a fraction of a kiloton of TNT. Weapons can produce thousands of kilotons of force.

Aircraft delivered to a customer in some degree of completion but just short of a finished aircraft. Usually green deliveries lack a final coat of paint and have unfinished exteriors.

A process used by different branches of the U.S. military where services understate the ultimate cost of a weapons program in order to win congressional support for the project.

Commercial jets with tails that have yet to be painted with the airline's logo. These are new planes that have not been delivered to the customer.

A commercial or military aircraft designed principally for the movement of people or cargo.

A jet engine component used to slow an aircraft by changing the direction of the engine's power or thrust.

An engine that can operate outside of the earth's atmosphere because it carries with it al the substances necessary for combustion.

A pledge by an aircraft manufacturer to pay the difference between an aircraft's agreed upon resale price and its market price when the airline decides to dispose of the aircraft.

An aircraft equipped for photographic and/or electronic reconnaissance missions to find information about an enemy's position , installations, and military organization.

A method for the detection and tracking of objects by emitting radio waves and timing the return of reflected waves.

An internal combustion engine in which thermal energy is released when fuel is burned and converted into mechanical energy. A combustible mixture is compressed in a cylinder and ignited, thrusting down a piston that imparts a rotary motion to a crankshaft.

The U.S. Defense Department's choice of weapon systems proposal from among a pool of designs submitted by defense contractors.

Funds that a government agency spends in a given year. These funds can be obtained from a new budget authority, left over budget authority from a prior year, or another agency's unspent funds fro ma prior year that were transferred to the agency.

An engine in which air is taken from the outside , compressed , heated buy combustion of fuel, and expanded in a jet or turbine , and expelled from the jet at a much higher velocity than the intake velocity.