Word:

Air hole

Air´ hole`   Pronunciation: âr´ hōl`
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.
3.(Aëronautics) A local region in the atmosphere having a downward movement and offering less than normal support for the sustaining surfaces of a flying machine, causing an airplane to drop suddenly. Same as air pocket.
Noun1.air hole - a local region of low pressure or descending air that causes a plane to lose height suddenly
Synonyms: air pocket, pocket
2.air hole - a hole that allows the passage of air
CAT, aerospace, aerosphere, air duct, air passage, air pocket, air shaft, air tube, airspace, airway, armhole, blowhole, breathing hole, bullet-hole, bump, bunghole, 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
Browse
air filter
air flow
air force
air force academy
Air Force Intelligence Surveillance and Reconnaissance
Air Force ISR
air force officer
Air Force Research Laboratory
Air Force Space Command
Air fountain
Air furnace
Air gap
Air gas
air group
air gun
Air hammer
-- Air hole --
air horn
air hose
air hostess
Air jacket
air lane
air letter
Air level
Air line
air lock
air mail
air marshal
air mass
AIr MAterial COmmand compiler
air mattress
Air Medal
air mile
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