air hole
21Air pocket — Air pock et (p[o^]k [e^]t). (aeronautics) 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} …
22air pocket — n. an atmospheric condition that causes an aircraft to make a sudden, short drop while in flight; air hole …
23hole — Synonyms and related words: Augean stables, Babylon, CAT, Gomorrah, Sodom, abode, abri, abysm, abyss, aerospace, aerosphere, air hole, air pocket, airspace, alveolation, alveolus, antre, antrum, aperture, area, armpit, arroyo, asylum, auger,… …
24air — Synonyms and related words: CAT, Caelus, action, actions, activity, acts, address, advertise, aerate, aerodynamics, aerospace, aerosphere, affectation, air, air hole, air out, air pocket, air condition, air cool, airify, airspace, airy nothing,… …
25hole — I (New American Roget s College Thesaurus) n. opening, aperture, gap, cavity; excavation, hollow; slot, puncture; dungeon; cave; space. See concavity, abode, interval. II (Roget s IV) n. 1. [A perforation] Syn. notch, puncture, slot, eyelet,… …
26air shaft — Synonyms and related words: air duct, air hole, air passage, air tube, airway, blowhole, breathing hole, louver, louverwork, naris, nostril, shaft, spilehole, spiracle, touchhole, transom, vent, ventage, venthole, ventiduct, ventilating shaft,… …
27air space — Synonyms and related words: CAT, Lebensraum, aerospace, aerosphere, air hole, air pocket, area, back country, belt, bump, ceiling, clear space, clearance, clearing, confines, continental shelf, corridor, country, crosswind, department, desert,… …
28air pocket — Synonyms and related words: 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,… …
29air pocket — (not in technical use) a nearly vertical air current that can cause an aircraft to experience a sudden change in altitude, usually a decrease. Also called air hole. [1910 15] * * * strong updraft or downdraft encountered by an aircraft in… …
30air pocket — noun a local region of low pressure or descending air that causes a plane to lose height suddenly • Syn: ↑pocket, ↑air hole • Hypernyms: ↑atmospheric phenomenon …
