air shaft

See also: airshaft

English

Noun

air shaft (plural air shafts)

1. Alternative form of airshaft
   • 2012, Andrew Martin, Underground Overground: A passenger's history of the Tube, Profile Books, →ISBN, page 44:

     A doctor testified to the effect that the atmosphere on the Metropolitan was 'concentrated fog'. [...] Further air shafts were installed, but 'electrivisation' was coming, and everyone knew it.

References

• “air shaft”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.