Meaning of AIR HOLE
| Pronunciation: | | ehr howl
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 WordNet Dictionary |
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| | Definition: | | [n] a hole that allows the passage of air |
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| | See Also: | | hole | |
| Webster's 1913 Dictionary |
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\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.
\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.
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| Thesaurus Terms |
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| | 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 |
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