from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A machine or device, such as an airplane, helicopter, glider, or dirigible, that is capable of atmospheric flight.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A vehicle capable of atmospheric flight due to interaction with the air, such as buoyancy or lift.
  • n. Plural form of aircraft.

from the GNU version of the Collaborative International Dictionary of English

  • n. Any vehicle, such as an airplane, helicopter, balloon, etc., for floating in, or flying through, the air.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a vehicle that can fly


From air +‎ craft. (Wiktionary)



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