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Aviation Vocabulary
| Term | Definition |
|---|---|
| Aerodynamics | The study of the forces acting upon an object in motion though an atmosphere. |
| Aileron | A moveable hinged section on the trailing edge of an airplanes wing, used to control rolling movement. |
| Airfoil | The cross-sectional shape of a wing, blade, turbine, or rotor that produces lift. |
| Angle of Attack | The angle at which a wing strikes the air stream |
| Center of gravity | The point about which an aircraft would balance if it were possible to suspend it at that point. |
| Chord | The distance between the leading and trailing edge of the wing, measured parallel to the normal airflow over the wing, |
| Dihedral | The upward angle from horizontal of the wings or tailplane of a fixed-wing aircraft. |
| Elevator | The hinged control section of the stabilizer used to induce a change of pitch. |
| Fin | The fixed forward portion of the vertical tail. |
| Fuselage | The body of the airplane |
| Propeller Pitch | A measure of how far the propeller would move forwards in one revolution. |
| Rudder | The moving part of an airplanes vertical tail used to control movement on the yaw axis. |
| Stall | The complete loss of lift resulting from too steep of an angle of attack. |
| Drag | The component of the total air force on a body parallel to relative wind and opposite to thrust. |
| Engine | The part of the airplane which provides power, or propulsion, to pull the airplane through the air. |
| Flaps | Hinged or pivoted airfoils forming part of the trailing edge of the wing and used to increase lift at reduced air speeds. |
| Gravity | Force toward the center of the earth. |
| Landing Gear | The understructure of an airplane which supports the airplane on land or water: wheels, skis, or pontoons. Retractable gear folds up into the airplane in flight. Gear that does not retract is called “fixed”. |
| Lift | An upward force caused by the rush of air over the wings, supporting the airplane in flight. |
| Pilot | Person who controls the airplane. |
| Propeller | An airfoil which an engine turns to provide the thrust, pulling the airplane through the air. |
| Tail | The part of the airplane to which the rudder and elevators are attached. |
| Thrust | A force which opposes aircraft drag and is created by the engines to propel the aircraft forward. |
| Climb | The act of increasing aircraft altitude, typically to a designated level. |
| Pitch | The movement of an aircraft, characterized by the nose and tail rising and falling. |
| Roll | Aircraft rotation along the longitudinal axis, which runs from the nose to tail. |
| Yaw | The movement of an aircraft around the vertical axis, characterized by the nose moving side-to-side. |