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aircraft |
Also found in: Wikipedia, Hutchinson | 0.23 sec. |
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aircraft any machine capable of flying by means of buoyancy or aerodynamic forces, such as a glider, helicopter, or aeroplane www.aerospaceweb.org/aircraft/index.shtml Aircraft Any vehicle which carries one or more persons and which navigates through the air. The two main classifications of aircraft are lighter-than-air and heavier-than-air. The term lighter-than-air is applied to all aircraft which sustain their weight by displacing an equal weight of air, for example, blimps and dirigibles. Heavier-than-air craft are supported by giving the surrounding air a momentum in the downward direction equal to the weight of the aircraft. See Airplane, Helicopter |
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Their feat went down in history as the first successful flight by a heavier-than-air aircraft. nbsp;those portions of a nation's military organization employing heavier-than-air aircraft for reconnaissance, support of ground troops, aerial combat, and bombing of enemy lines of communication and targets of industrial and military importance. nbsp;those portions of a nation's military organization employing heavier-than-air aircraft for reconnaissance, support of ground troops, aerial combat, and bombing of enemy lines of communication and targets of industrial and military importance. |
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