AIRSHAFT

Etymology

Noun

airshaft (plural airshafts)

(architecture) A vertical (or near vertical) opening (shaft) running from a courtyard to the sky, thus allowing air to circulate to high-rise apartments or offices.

(mining) A passage supplying ventilation into a mine tunnel or other underground facility.

(manufacturing) A device used for handling winding reels in the processing of web-fed materials, such as in continuous-process printing presses.

Synonyms

• (architectural feature): air well, ventilation shaft, vent shaft, lightwell

Source: Wiktionary

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