mineshaft
mi·nes·haft
noun
1.
excavation consisting of a vertical or sloping passageway for finding or mining ore or for ventilating a mine
Origin
From mine + shaft.
Related words
Broader terms
Parts
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.