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Meaning of AIR HOLE

Pronunciation:  ehr howl

WordNet Dictionary
[n]  a hole that allows the passage of air
 See Also: hole



Webster's 1913 Dictionary
  1. \Air" hole`\ (h[=o]l`).
    1. A hole to admit or discharge air; specifically, a spot in
       the ice not frozen over.
    2. (Founding) A fault in a casting, produced by a bubble of
       air; a blowhole.
  2. \Air hole\ (A["e]ronautics)
    A local region in the atmosphere having a downward movement
    and offering less than normal support for the sustaining
    surfaces of a flying machine.
Thesaurus Terms
 Related Terms: aerospace, aerosphere, air duct, air passage, air pocket, air shaft, air tube, airspace, airway, armhole, blowhole, breathing hole, bullet-hole, bump, bunghole, CAT, ceiling, cringle, crosswind, deadeye, empty space, eye, eyelet, favorable wind, fog, front, gasket, grommet, guide, head wind, high-pressure area, hole, ionosphere, jetstream, keyhole, knothole, loop, loophole, louver, louverwork, low-pressure area, manhole, mousehole, naris, nostril, overcast, peephole, pigeonhole, pinhole, placket, placket hole, pocket, porthole, punch-hole, roughness, shaft, soup, space, spilehole, spiracle, stratosphere, substratosphere, tail wind, tap, touchhole, transom, tropopause, troposphere, trough, turbulence, vent, ventage, venthole, ventiduct, ventilating shaft, ventilator, visibility, visibility zero, wind tunnel