air pocket

• POS: Noun Phrase
• HYPHEN: air pock=et

CIDE DICTIONARY

air pocket,  

 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 hole.  [PJC.]

THESAURUS

air pocket

CAT, aerospace, aerosphere, air hole, airspace, bump, ceiling, crosswind, empty space, favorable wind, fog, front, head wind, high-pressure area, hole, ionosphere, jetstream, low-pressure area, overcast, pocket, roughness, soup, space, stratosphere, substratosphere, tail wind, tropopause, troposphere, trough, turbulence, visibility, visibility zero