winze

/wɪnz/
noun
  1. A vertical or inclined shaft in a mine that connects two levels but does not reach the surface.
    • The miners used a winze to move ore from the lower level to the upper tunnel.
    • Safety equipment is required when working near an open winze underground.
    • They dug a new winze to improve ventilation between the two mine floors.
Synonyms
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