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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a vertical (or near vertical) shaft that supplies ventilation to a tunnel or other underground facility

from the GNU version of the Collaborative International Dictionary of English

  • A passage, usually vertical, for admitting fresh air into a mine or a tunnel.

from The Century Dictionary and Cyclopedia

  • n. Same as air-pit.
  • n. Any ventilating shaft.

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

  • n. a shaft for ventilation


Sorry, no etymologies found.


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