- air well.
- Mining. a ventilating shaft.
Origin of air shaft
First recorded in 1685–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for air shaft
Mr Trotman went down the air-shaft communicating with the other boilers.Man on the Ocean
We are under an air-shaft running up to the poop-deck, and we may go no further.An Ocean Tramp
They live in lodgings and make acquaintance across the air-shaft.Hints to Pilgrims
Charles Stephen Brooks
You remember that I told you there was an air-shaft in the middle of the caisson?The Boy With the U. S. Life-Savers
In such cases a second well is dug to the right or left, as an air-shaft, which draws off these noxious vapours.De Re Metallica
- a shaft for ventilation, esp in a mine or tunnel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012