air shaft
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Air shaft — A passage, usually vertical, for admitting fresh air into a mine or a tunnel. [1913 Webster] … The Collaborative International Dictionary of English
air shaft — air′ shaft n. bui a ventilating shaft in a building • Etymology: 1685–95 … From formal English to slang
air shaft — n. 1. a passage through which fresh air can enter a tunnel, mine, etc. 2. AIR WELL … English World dictionary
air shaft — noun a shaft for ventilation • Syn: ↑air well • Hypernyms: ↑shaft * * * noun : air well * * * 1. See air well. 2. Mining. a … Useful english dictionary
air shaft — air duct; hole that allows air to pass in and out; blowhole … English contemporary dictionary
air 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,… … Moby Thesaurus
air shaft — noun a vertical (or near vertical) shaft that supplies ventilation to a tunnel or other underground facility … Wiktionary
Air-shaft — Пневматический расширяющийся шпиндель (для крепления рулона) … Краткий толковый словарь по полиграфии
air-shaft — … Useful english dictionary
Shaft — Shaft, n. [OE. shaft, schaft, AS. sceaft; akin to D. schacht, OHG. scaft, G. schaft, Dan. & Sw. skaft handle, haft, Icel. skapt, and probably to L. scapus, Gr. ????, ????, a staff. Probably originally, a shaven or smoothed rod. Cf. {Scape},… … The Collaborative International Dictionary of English
