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

  • n. A point or region in the air.
  • n. Informal A collision involving two or more aircraft while fully airborne.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a collision between two or more aerospace vehicles in flight.
  • adj. In the act of flight; airborne.

from the GNU version of the Collaborative International Dictionary of English

  • n. some point in the air; above ground level; ; also used attributively.

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

  • n. some point in the air; above ground level


Abbreviation of midair collision. (Wiktionary)



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